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English Pages [176] Year 1983
Site, Environment and Economy
edited by Bruce Proudfoot
Syrriposia of the Association for Environmental Archaeology No.3 BAR International Series 173 1983
B.A.R.
122 Banbury Road, Oxford OX2 7BP, England
GENERAL EDITORS A.R. Hands, B.Sc., M.A., D.Phil. D.R. Walker. M.A.
B.A.R. -S173, 1983: 'Site, Environment and Economy'
©
The Indivictual Authors, 1983
The authors’ moral rights under the 1988 UK Copyright, Designs and Patents Act are hereby expressly asserted.
All rights reserved. No part of this work may be copied, reproduced, stored, sold, distributed, scanned, saved in any form of digital format or transmitted in any form digitally, without the written permission of the Publisher. ISBN 9780860542223 paperback ISBN 9781407332260 e-book DOI https://doi.org/10.30861/9780860542223 A catalogue record for this book is available from the British Library This book is available at www.barpublishing.com
C ONTENTS P age I ntroduction
1
T he a nimal r emains f rommediaeval sites w ithin t hree b urghs o n t he e astern S cottish s eaboard G .W.I. H odgson
3
T he h air a ndw ool f rom t he P erth H igh S treet e xcavation 3 3
M .L. R yder A s patial a nalysis o f the N eolithicchambered c airns o n A rran :
ap reliminary r eport 4 3
C hristine P erry S ites a nd s oils:
p roblems o f i nterpretationas d emonstrated
b y E ast B ennan c hambered c airn o n A rran 5 1
D .A . D avidson P rehistoricm an a nd t he e nvironment o n t he w est o f A rran , S cotland
5 7
D . R obinson ollenP roblems o f r elating s ite a nd e nvironment in p a nalytical r esearch i n S outh W est E ngland
6 1
C .J. C aseldine t M eare V illage W est, R ecent p alaeobotanicalinvestigatIons a S omerset A strid E . C aseldine
7 5
C ereal b ran a nd h nmnn f aecal r emains f romarchaeological d eposits -some p reliminary o bservations A .R . H all, A .K .G. J ones a nd H . K enward
8 5
nvironmenta nd e conomy a t C aerleon A spects o f s ite e went F ortress B aths, G T .P. O 'Connor
105
W hy o n e arththe G uinea-Pig? 15
D . B rothwell H uman b ones a s e nvironmental i ndicators S .W. H illson
121
T arakai Q ila: s ite, e conomy a nd e nvironment K .D. T homas
127
R ecent p alaeoethnobotanical w ork a t t he m ediaeval e xcavations a t B ryggen , B ergen , N orway K . K rzywinski, S . F jelldal, E -C. S oltvedt
111
1 45
L IST O F C ONTRIBUTORS
D on B rothwell, D epartment o f H uman E nvironment, I nstitute o f A rchaeology, 3 1-34 G ordon S quare, L ondon , W C1H O PY A strid C aseldine, S omerset
L evels
P roject,
D epartment
o f
H istory a nd A rchaeology,
T he U niversity, Q ueen's B uilding , T he Q ueen 's D rive, E xeter, E X4 4 QH C hris C aseldine, D epartment o f G eography, U niversity o f E xeter, A mory B uildings, R ennes D rive, E xeter, E X4 4 RJ D onald D avidson , D epartment
o f
G eography,
U niversity
o f
S trathclyde,
L ivingstone
T ower ,
2 6, R ichmond S treet, G lasgow , G 1 1 HX S issel F jelldall, B otanical I nstitute, U niversity o f B ergen , B ox 1 2, N -5014 B ergen , N orway. A lan H all, E nvironmental A rchaeology U nit, U niversity o f Y ork, H eslington , Y ork , Y O1 5 DD S imon H i nson , D epartment o f C lassics a nd A rchaeology, U niversity o f L ancaster , B ailrigg, L ancaster, L A1 4 YN I an H odgson , D uncan o f J ordanstone C ollege o f A rt, P erth R oad, D undee, D D1 4 HT A ndrew J ones, E nvironmental A rchaeology U nit, U niversity o f Y ork , H eslington , Y ork, Y O1 5 DD H arry K enward , E nvironmental A rchaeology U nit, U niversity o f Y ork, H eslington , Y ork, Y O1 5 DD K nut K rzywinski, B otanical I nstitute , U niversity o f B ergen , B ox 1 2, N -5014 B ergen , N orway T erry O 'Connor , E nvironmental A rchaeology U nit, U niversity o f Y ork, H eslington , Y ork, Y O1 5 DD C hristine P erry, D epartment o f G eography, U niversity o f S trathclyde, L ivingstone T ower, 2 6 R ichmond S treet, G lasgow , G 1 1 XH B ruce P roudfoot, D epartment o f G eography, U niversity o f S t. A ndrews,
S t. A ndrews, K Y16 9 AL
D avid R obinson , D epartment o f B otany, T he U niversity o f G lasgow , G lasgow , G 12 8 QQ
M ichael R yder , A nimal B reeding R esearch O rganisation , D ryden F ield L aboratory, R oslin , M idlothian , E H25 9 PS E li-Christine S oltvedt, B otanical I nstitute, U niversity o f B ergen , B ox 1 2, N -5014 B ergen , N orway. K en T homas, D epartment o f H uman E nvironment,
I nstitute o f A rchaeology,
3 1-34 , G ordon S quare, L ondon , W C1H O PY
A CKNOWLEDGEMENTS D uring
t he
s ymposium c olleagues
i n
t he
G eography
D epartment,
W hittington a nd P eter C undill ;
A strid a nd C hris
C aseldine
A ndrews;
a ssisted
e xcursions,
b oth
a nd
E dwina
e nvironment
P roudfoot
a nd
a rchaeology
a t
i n
t he
a v ariety
o f
G raeme
f ormerly a t
s ites.
D uring
p reparation o f t his v olume G raeme S andeman o f t he G eography D epartment, J an M iller a nd M rs.
D .
B lack p rovided
c artographic a nd
o ften u nder r ather d ifficult c ircumstances. i nvaluable h elp d uring t he C onference a nd
S t.
e xpounding
s ecretarial
o n t he
M rs. h elp ,
E dwina P roudfoot p rovided t he f inal p reparation f or
p ublication. T he E xpenses,
B ritish t hus
C ouncil k indly d efrayed K nut K rzywinski's
e nabling h im ,
a nd h is
A ndrews.
v i
w ife
t o a ttend
t he
T ravelling
s ymposium a t
S t.
I NTRODUCTION T he p apers
i n t his v olume w ere p resented a t a s ymposium h eld
R usse/1 H all,
U niversity o f S t. A ndrews,
T his
s econd
w as
t he
A rchaeology,
a nd
t he
s ymposium E ditor
w ere r eady a t t he t ime o f,
o f
t he
a pologises
a t
D avid
o n 5 th t o 8 th S eptember,
1 980.
A ssociation
t o
t hose
o r s hortly a fter ,
f or
E nvironmental
c ontributors w hose
t he s ymposium .
p apers
U nfortunately ,
d elays w ere c aused b y t he l ate s ubmission o f o ther p apers. I n a ttempting t o d efine a nd a nalyse e arly e conomies r epresented b y a rchaeological
s ites a nd
t heir c ontained
c oncerning t he r elationships
f inds,
b etween s ites,
f undamental
e conomies
p roblems
a rise
a nd e nvironments.
A rchaeological f inds, w hether t raditional a rtefacts, l iterally m an-made o bjects, w hose u se i s o bvious, o r a t l east g enerally a greed u pon, a nd e nvironmental
e vidence i n t he b roadest s ense,
l east i n p art,
w hich c an b e i nterpreted,
a s t he o utcome o f h uman a ctivity,
a t
m ay b e u sed t o d efine
a spects o f t he e conomy o f p articular s ites. C onditions o f s ite f ormation , p ost-site d evelopment, p reservation, t ypes o f a rtefacts a nd a nalysis o f m icro-a nd m acro-fossils m ay p rovide i nformation o n t he i mmediate e nvironment o f t he s ite a nd i ts l ocation.
H owever, a ll s uch e vidence i s i nterconnected ,
f or e ach s ite r esults f rom t he i nterplay o f b oth e conomic a nd e nvironmental f actors.
M oreover ,
t his m atrix o f r elationships
c hanges
t hrough t ime a s
r esult o f i nfluences b oth i nternal a nd e xternal t o a ny g iven s ite.
a
C omplex
s ocial f actors, p erhaps e qually i nterconnected w ith e conomic and e nvironmental f actors, a dd a f urther d imension t o t he p roblems u nder c onsideration. T he c omplexity o f t hese r elationships i s s uggested i n t he p apers f ollow.
i n t erms o f t erms
t hat
A nimal r emains f rom m ediaeval S cottish b urghs a re t o b e i nterpreted o f
l egal a nd c ommercial s tatus o f s uch s ettlements,
a t echnology
w orthwhile m aturity. S hetland
a nd
e conomy
t hat
m ade
i t
b oth
a s w ell a s i n
p racticable
a nd
t o o verwinter a h igh p roportion o f l ivestock u ntil t hey r eached F ibres f rom f leeces o f h airy a nd w oollen s heep o f t he O rkneyt ype
i ndicate
t hat
t his
t ype
s eems
t o
h ave
m aintained
i ts
p redominance, a t l east i n e astern S cotland, f rom t he I ron A ge i nto t he M iddle A ges. S tudies p roblems,
o f
a rchaeological
p atterns a t a r egional l evel, t errain T he
i n
s ites
n ot l east t hose o f s cale, g eneral,
c omplexity
o f
t o
t he
c hanges
i n r elation t o e nvironment
p ose o ther
f or r elationships r ange f rom b road
t hrough t he l ocation o f s ites i n r elation t o s pecific
c haracteristics
i n t he p atterns
o f
o f
i ndividual
v egetation a nd s oils
t ime a nd s pace a re i ncreasingly r ecognised. O n A rran , f or i nterference w ith v egetation s tretches b ack i nto M esolithic,
s ites. t hrough
e xample, h uman w hile t here i s
e vidence a t a l ater d ate f or c onsiderable v ariations i n t he i ntensity o f a griculture w ith d iffering e mphases t hrough t ime o n t illage a nd p astoralism . T he e xtent t o w hich s oils i n t his a rea h ave c hanged o ver t ime i s u nclear , s o t hat t he i nevitable u se o f m odern s oil d istributions i n e valuating t he r ole o f s oils a s a f actor i n t he d istribution o f,
f or e xample,
c hambered c airns,
i s u ncertain. D etailed w ork i n o ther a reas, s uch a s t he S outh W est o f E ngland, i s s howing, t hrough a nalyses o f b oth s oils a nd v egetation i n a c hronological f ramework,
t hat a t a ny o ne t ime t here w as c onsiderable s patial
v ariation i n b oth. G eneral m odels o f a c hanging e nvironment b ased o n e arlier s tudies a t r egional s cale m ay p rovide a n i nadequate f ramework f or t he s tudy o f i ndividual s ites a nd t he a ctual p rocesses o f e nvironmental c hange.
1
D etailed u seful
s tudy
o f
c omplementary
m aterial
r esults.
u sing A t
a v ariety o f
M eare
V illage
t echniques
W est,
t ree
c an p rovide
r ing
a nalysis
i ndicating w ood f rom i mmature t rees a ppears t o c onfirm t he s econdary s crubby n ature o f w oodland i ndicated b y p ollen. R ich e vidence h as b een o btained f rom t he
s tudy o f h uman f aecal r emains a t Y ork.
P lant m acro-fossils g ive
s ome i ndications o f d iet, i nsect r emains o f e nvironmental c onditions. G reat v ariation i s f ound i n t he c omposition o f p it-fills c onfidently r egarded a s c ess b ut f urther s tudy m ay s uggest d iagnostic f ossil a nd c hemical c riteria f or t heir i dentification. C lose c o-operation b etween e xcavator a nd b one s pecialist a t C aerleon R oman F ortress e nabled d ifferent a spects o f e conomoy a nd e nvironment t o b e e lucidated -changes i n p arts o f t he d iet a t d ifferent d ates, v arious s tages i n t he b utchery p rocess, o ccupation e nvironment o f t he s ite.
a nd t he n ature o f
t he
p ost-
S imple e xplanations o f b road-ranging p roblems c an m ask t heir c omplexity. S uch
i s
t he
c ase
p alaeoeconomics
w ith
t he
d omestication
o f
t he
g uinea-pig
o f a nimal d omestication i n t he N ew W orld.
a nd
t he
W idely a ccepted
a nd a pparently s imple a ssumptions r un c ounter t o a c onsiderable d iversity o f e vidence. u seful,
N ew
a pproaches
t o
p reviously
e xamined m aterial c an a lso p rove
a s i n t he c ase o f t he r e-examination o f s keletal m aterial f rom E gypt
a nd N ubia i n t he l ight o f r ecent w ork o n b one a nd d ental t issue. B ody g rowth r ates a mong e arly N ubian p opulations s eem t o h ave b een s imilar t o t hose
o f m odern E gyptian p opulations,
l ikely a s a r esult o f s imilar d iets.
C hanges i n d iet, h owever , s eem t o b e r eflected i n t he d ifferent i ncidence o f p laque-related d iseases b etween P redynastic a nd l ater s ites. A t a d ifferent s cale, s tudy o f d istribution o f e arly s ettlements, t heir e nvironmental s etting, a nd t he p lant a nd a nimal r emains r ecovered f rom l imited
e xcavation ,
i ndicate
b oth
t he
p otential
f or,
a nd
t he
p roblems
o f
p alaeoenvironmental w ork i n t he p lains a nd f oothills o f t he N orth-West F rontier a rea o f P akistan.
P resent v egetation p atterns a re c learly a
r eflection o f a l ong p eriod o f h uman u se, b ut t he n ature o f v egetation a nd o ther e nvironmental c hange s ince t he 4 th M illenium B .C. i s u ncertain. E arly a nd p resent s ettlement p atterns a re s imilar , a nd t his m ay s uggest t hat a t l east t he g rosser e nvironmental d ifferences w ithin t he a rea h ave r emained m uch t he s ame o ver t he p ast 5 -6000 y ears. E nvironmental c omplexities o f a d ifferent s ort a re t o b e r ecognised b y t he p alynologist n atural p rocesses
w orking i n s uch m ediaeval u rban s ites a s B ergen. T he o f p ollen d ispersal a nd a ccumulation c ombine w ith h uman
a ctivity t o p rovide a w ide r ange o f m aterials i n t he u rban e nvironment w hich m ay
c ontain p ollen.
P ollen m ay,
f or e xample,
o riginate i n ,
o r a dhere t o,
s oil, p eat, o r p lant m aterials b rought i nto t owns f rom q uite d ifferent e nvironments, a nd t hese m aterials m ay t hemselves b e r e-deposited w ithin t he t own. T he S canning E lectron M icroscope m ay p rovide d irect e vidence o f p ollen a dhering t o p lant s urfaces. T he
d iversity o f
a pproaches,
t he m ultiplicity o f
t echniques u sed,
t he
r ange o f p roblems s olved a nd n ew p roblems r aised, a ll s uggest s omething o f t he b road s pectrum o f i nformation n eeded b efore i t i s r easonable t o a ttempt e xplanations i n a rchaeology i n t he c urrently p opular b ehavioural m ode. C lose c ollaboration b etween a rchaeologist a nd e nvironmental s pecialist b efore, d uring, a nd a fter e xcavation m ay r esult i n e xplanations u nlikely t o b e a rrived a t b y e ither a lone.
B ruce P roudfoot
2
T HE A NIMAL R EMAINS F ROM M EDIAEVAL S ITES W ITHIN T HREE B URGHS O N T HE E ASTERN S COTTISH S EABOARD .
G .W .I. H odgson
S UMMARY T he a nimal r emains f rom s ix m ediaeval s ites i n t hree S cottish b urghs a re e xamined i n r elation t o t he u nique l egal a nd c ommercial s tatus o f t hose b urghs,
and
p resented. c ertain
s ummaries E vidence
m ammalian
o f
i s
m etrical
a dvanced
s pecies
w ere
t o
d ata
d erived
a ssess
e xploited
t he b y
f rom
t he
r elative m an.
r emains
e xtent
t o
D ifficulties
i nterpreting e vidence d erived f rom d omestic a nd i ndustrial r eviewed.
a re
w hich i n
r efuse a re
T he a pparent l ow u ptake o f v enison i s r elated t o t he p rogressive d estruction o f f orest l and a nd t o t he e rosion o f t he J ustinian p rinciple o f r es n ullius i n m ediaeval S cotland . E vidence i s a dvanced w hich s uggests t hat h igh p roportions s heep a nd p igs w ere s ucessfully o verwintered u ntil m aturity.
o f
c attle ,
D ocumentary e vidence i s c ited w hich s uggests t he s tocking r atio o f b ulls t o c ows w as 1 :40 , a nd t hat c astration o f m ale s heep w as c ommonly p ractised. T wo d istinct t ypes o f k illing c urve f or s heep/goat a re r ecognised , b eing c oncerned w ith t he p roduction o f m eat a nd w oolfells,
t he
o ne
o ther b eing
r elated t o t he p roduction o f w ool. E vidence i s p resented W hich s uggests t hat a ttempts t o c onserve s tocks o f r ed d eer w ere m ade b y k illing o nly m ature m ale a nimals. A ttention i s d rawn t o t he f act t hat t he p resence o f c anine t eeth i n h orses i s n ot i ndicative o f t heir s ex .
1 .1
I ntroduction S ince 1 975 a nimal r emains d erived f rom m ediaeval l evels a t s ites w ithin
t he
b urghs
1 979a),
o f A berdeen
a nd P erth a t S t.
a nd J ones 1 978 ,
( Hodgson a nd J ones A nne's L ane ,
1 982),
E lgin
( Hodgson a nd J ones
C anal s treet a nd H igh s treet
( Hodgson
1 979b a nd H odgson 1 981) h ave b een d escribed .
D ata f rom t hese r emains h ave a llowed s ome a ssessment t o b e m ade o f m an 's i nteraction w ith a nimals d uring t he 1 2-15C i n t his p art o f S cotland a nd h ave a dvanced o ur k nowledge o f t he a nimals t hemselves.
3
1 .2
T he s ites T he s ites f rom w hich m aterial w as d escribed w ere:
B urgh
S ite
O S m ap r ef
D irector o f E xcavation
A berdeen ( i)
Q ueen S treet
O S N J943064
J .C. M urray
4 2 S t. P aul S t.
O S N J941065
J .C. M urray
H igh S treet
O S N J214628
W . L indsay
C anal S treet
O S N 0118234
L .M. B lanchard
H igh S treet
O S N O118923
N .Q. B ogdan
S t. A nne's L ane
O S N 0119235
L .M . T hor ns
( ii) E lgin
( iii)
P erth
( iv) ( v) ( vi)
1 .3
T he s amples
T he t otal a ssemblage o f b ones a nd t eeth e xcavated f rom a g iven s ite i s a s ample o f w hat i s b uried . T he w ord s ample i s u sed i n t his c ontext. T he s amples u nder d iscussion c one f rom p rimary d eposits, a re u ncontaminated
b y i ntrusions
d ated t o b etween 1 2 a nd 1 5C.
o f m ore
r ecent
t herefore t hey
m aterial a nd
t hey
a re
a ll
I n s ome c ases t he b ones c ome f rom l iving a reas
w hilst o thers c ome f rom r efuse a reas. B ones f rom r efuse a reas p redominate s o t hat b ones f rom l arge a nimals a re b etter r epresented t han t hose f rom s mall a nimals ( see U erpmann 1 973, 3 08 f or d iscussion). S oil s ieving a nd f lotation t echniques w ere u sed o nly a t t he e xcavation a t E lgin ,
s o t hat t he r emains o f s mall m ammals a re f ully r epresented o nly a t
t his s ite. T he v ariety a nd u ncertainty o f t he s ources o f d umped r efuse m aterial o n a s ite , e ven w hen t he d eposit i s s ealed a nd t he c hronology k nown , r estricts t he v alidity o f u sing i t a s a g uide t o d iet ( Armitage 1 978, 2 0). S pecfically, A lcock ( 1979 , p ersonal c ommunication) h as a rgued a gainst u sing P erth H igh S treet m aterial, w hich s eems t o b e am ixture o f d omestic a nd i ndustrial r efuse , a s a g uide t o d iet. T he s amples a re b one a ssemblages a nd a re t he r esult o f t he i nteraction o f s everal a gencies a part f rom h uman a ctivity a nd a re , i n c onsequence, b iased s amples o f s ome o f t he a nimals w ith w hich m an i nteracted.
1 .4 I nterpretation o f t he s amples i n r elation t o t he e xploitation o f a nimals i n m ediaeval S cottish b urghs T he i nterpretation o f a ssemblages o f b ones f rom m ediaeval S cottish b urghs i s c omplicated , (0
f or a v ariety o f r easons:
T he r oyal b urghs a nd,
l ater,
a ll b urghs,
h ad a
u nique l egal s tatus w hich b rought w ith i t a d ouble c ommercial m onopoly. F irstly, t here w as a m onopoly o f t he
e xport
o f
c attle
h ides,
w ool
4
a nd
w ool-fells.
S econdly,
t here w as a m onopoly a gainst t he a gricultural
h interland a s r egards a nimals.
t he
s laughter a nd s elling
o f
T he n ature o f t he l egal s tatus o f t he b urghs,
a nd o f t he m onopolies w hich t hey d iscussed
e lsewhere
( Hodgson
e njoyed,
1 980).
h as
b een
S pecifically
i t
s hould b e n oted t hat t he r emains o f a nimals f ound i n m ediaeval S cottish b urghs a re n ot n ecessarily t hose o f a nimals e aten b y t he i nhabitants.
I n a w ider c ontext
i t m ay b e u nwise t o e xtend i nter-site c omparisons o f a nimal
r emains
f rom
m ediaeval
S cottish
b urghs
t o
c ontemporary E nglish a nd E uropean s ites o f d ifferent l egal s tatus. ( ii)
S amples a re o ften a scribed o nly b roadly t o a
p eriod o f t ime , f or e xample , P erth H igh S treet 1 2-14C , and E lgin H igh S treet 1 3-161C, y et d uring t hat t ime d ocumentary s ources s uggest t hat b oth n ational a nd b urghal p rosperity m ay h ave d ramatically a ltered, b ringing a bout m arked c hanges i n t he s tandard o f
l iving
o f t he p eople b ut t hese c hanges m ay n ot b e r eflected b y t he s ample a s aw hole. ( iii)
I n t he
1 2C S cottish b urghs t he n obility a nd
a rtisans o ften l ived " cheek b y j owl" , t hereby g iving a m ixture o f d omestic r efuse f rom r ich a nd p oor f amilies. A t P erth, f or e xample, f inds d iscovered i n c lose p roximity t o h undreds o f c attle h orn c ores w hich a re p resumed t o b e i ndustrial w aste ,
i ncluded t wo u npaired
g ilt s purs o f a t ype t hat w ould h ave b een w orn o r e arned b y a k night ( Ellis 1 980 , p ersonal c ommunication), a nd f ragments o f s ilk t extiles a ttributed t o w ealthy, r ather t han
a rtisan ,
h ouseholds
( Bogdan
1 980,
p ersonal
c ommunication). ( iv)
B ehind t he f rontages o f
w ere o ften l ocal i ndustries,
t he b urghal t ofts t here l eading t o am ixture o f
d omestic a nd i ndustrial r efuse. ( v) r ules
W e h ave i nsufficient o r
c ustoms
d ocumentary
c oncerned
w ith
e vidence
t he
o f
c learance
t he o f
m iddens. ( vi)
T he m iddens w ould b e e xposed t o d epletion b y c ats
a nd d ogs a nd w ild s cavengers s uch a s r ats, c rows. s tudy o f
f oxes a nd
O lsen ( 1978 , p ersonal c ommunication), f rom a t he d og/man r atios i n p aintings o f m ediaeval
u rban s cenes,
h as s uggested t hat d ogs w ere s o n umerous
i n m ediaeval t owns t hey w ere l ikely t o c ause a s ignificant d epletion o f a nimal b ones f rom t own m iddens.
2 .1
N umber o f b ones i dentified ( excluding f ish r emains) T he n umber o f b ones i dentified f rom e ach s ite i s g iven i n T able 1 .
T ABLE
1
N umbers o f i dentified S cottish b urghs.
b ones
f rom m ediaeval
o f
B urgh
S ite
A berdeen
Q ueen S treet
1 3C-14C
8 65
A berdeen
4 2,
1 2C-14C
1 ,502
E lgin
H igh S treet
1 3C-16C
5 10
P erth
C anal S treet
1 4C
1 08
P erth
H igh S treet
P erth
S t. A nne's L ane
2 .2
D ates o f m aterial
l evels
S t ,Paul S treet
s ites
i n
N o. o f i dentified b ones
1 2C-14C
2 1,655 1 ,523
S pecies p resent T he s pecies o f m ammals p resent a t e ach s ite a re s hown i n T able 2 , a s a re
t he p resence o f b ird a nd f ish. T he b ird b ones w ere i dentified o nly a s t o b one a nd n ot a s t o s pecies. T he s ize r anges o f t he b ird b ones f rom t he t hree b urghs a re s trikingly d ifferent. T hose f rom P erth H igh S treet r ange i n s ize f rom b irds a s l arge a s g eese a nd s wans t o t hose a s s mall a s s parrows, w hilst t hose f rom A berdeen a nd E lgin a re s urprisingly l imited i n s ize r ange,
b eing ,
f or t he m ost p art,
n o b igger t han a d omestic h en . P ossibly, l arge w ild b irds s uch a s g eese o r s wans w ere n ot r eadily a vailable a t A berdeen a nd E lgin . T he
r emains
o f
b ird,
f ish
a nd
s pecialists i n o ther i nstitutions. h as
i dentified
e agle.
s ome
o f
D r.
t he b ird
r emains
s mall
m ammals
w ere
e xamined
b y
C larke o f t he R oyal S cottish M useum f rom P erth a s
b elonging t o g olden
P resumably t his c ould h ave b een k ept a s ap et o r a s ah unter . C ommon s hrew ( Sorex a raneus), w ater-shrew ( Neomys f odiens),
( Microtis a grestis)
a nd h ouse m ouse
( Mus m usculus) w ere
f ield v ole
r epresented i n t he
r emains o f s mall m ammals f rom E lgin ( Yalden , p ersonal c ommunication). T he
f ish
r emains
f rom
P erth
i nclude
t hose
o f
t horn-backed
r ay
( Raja
c lavata), c od ( Gadus m orhua) a nd s almon ( Salar s almo). S ome o f w aste
f rom
t he c attle ,
s heep a nd g oat r emains a t P erth a re b elieved t o b e
a nimal-based
i ndustries,
p roduction a nd t he p roduction o f
f or
e xample,
n eat's-foot o il,
h orn-working,
h ide
w hile o thers a re d omestic
r efuse. T he
r emains
f rom A berdeen a nd E lgin a re t hought t o b e m ainly d omestic
r efuse w hich i ncludes t he r emains o f f ood , p ests, w orking a nimals a nd p ets. D ogs a nd c ats m ay h ave b een k ept a s w orking a nimals a s r atters, m ousers, g uards
o r h erding a nimals.
S ome
o f
t hem m ay h ave
l ived a s
f eral a nimals
l oosely a ssociated w ith t he c ommunity a nd s urviving m ainly a s s cavengers.
6
T ABLE 2
S pecies p resent i n m ediaeval l evels o f s ites i n S cottish b urghs.
B one
S ite I I I
I II
I V
K ey V V I
C attle
+
+
+
+
+
+
I .
Q ueen S treet, A berdeen
S heep
+
+
+
+
+
+
I I .
4 2 , S t. P aul S treet, A berdeen
G oat
+
+
+
+
+
+
I II.
H igh S treet, E lgin
P ig
+
+
+
+
+
+
I V .
C anal S treet, P erth
H orse
+
+
+
+
+
+
V .
H igh S treet, P erth
R ed d eer*
+
+
+
-+
V I.
S t. A nne's L ane , P erth
R oe d eer
-+
+
D og
+
+
+
+ +
+
C at
+
+
+
+
+
H are F ox
_
_
_
W olf
- -
-
S mall m ammals
- -
+
B ird
+
+
F ish
+
+
+
-+
+
-+
_
-
?
-
+ +
+
+
+
+
+
-+
+
* D eciduous c ast a ntlers a re n ot i ncluded
2 .3
R elative f requencies o f s pecies T he r elative f requencies w ere e stimated b y c omparing
( a)
t he m inimum
n umber o f a nimals p resent ( Table 3 ), a nd ( b) t he p ercentages o f b ones f or e ach s pecies p resent. T he e stimates o f m inimum n umbers a re b ased o n l ong b ones a nd n ot h orn c ores b ecause t he l atter m ay h ave b een i mported i n b ulk w ith a nimal h orns. T he P erth H igh S treet m aterial c ontained 1 ,753 c attle h orn c ores a nd 7 22 g oat h orn c ores, y et o nly 6 c attle a nd 7 g oat s kulls w ere r ecovered
f rom t his
s ite .
P rummel
( 1979) h as
r eported l arge
n umbers
o f
c attle a nd g oat h orn c ores f rom t he e arly m ediaeval p ort o f D orestead a nd t he m id-mediaeval t own o f D en B osch i n t he N etherlands. I n b oth c ases, t here i s a lso a r elative a bsence o f p ost-cranial p arts o f t he s keleton a nd t he a uthor a ttributes t he p reponderance o f h orn c ores t o t he i mportation o f l oose h orns
7
C ' N 1
, 4
e stimated
C • 1
r -4
C \ 1
C N 1
11
C
r ,
01
C r l
P -4
00
C * 11
r ,
C 7 1
f s , 01
, i ( N
1 -4
4 )
C N
$ 4
H igh S treet
C anal S treet
C O
PL 4
H igh S treet
a ) a )
Q ueen S treet
4 . ) ( I D
o r t o t he p ractice o f s ending h ides t o a t annery w ith h orns s till a ttached t o t hem . T here
i s
a d anger
i nherent
i n c omparing
r atios
o f
s pecies
p resent
a t
s everal s ites b y c omparing m inimum n umbers o f a nimals o f l ike n ot b eing c ompared w ith l ike. A lcock ( 1979 , p ersonal c ommunication) h as m aintained t hat t he c omparison i s i nvalid i f t he e stimate o f m inimum n umbers f or a g iven s pecies p resent a t d ifferent s ites i s m ade o n t he m ost n umerous b one f rom e ach s ite a nd n ot o n a b one f or t hat s pecies w hich i s c ommon t o a ll s ites. H is p oint s eems
t o b e s ustained,
f or i f t he c attle:
p ig r atios a t t he
d ifferent s ites a re c ompared b y e stimating m inimum n umbers o f c attle a nd p igs o n t he b asis o f c ounting t he m ost n umerous c attle a nd p ig b ones ( Table 3 ) a t t hese s ites, t he c attle:pig r atios a re , w ith o ne e xception , m uch l ower t han i f m inimum n umbers h ad b een e stimated b y c ounting o nly t he s ame b one f or a g iven s pecies, i rrespective o f s ite. O n t he b asis o f c omparing t he s ame b one f or a g iven s pecies ( Table 4 ), t he t hree s ites w ithin t he r oyal b urgh o f P erth h ave s ignificantly h igher c attle: p ig r atios t han e ither o f t he o ther t wo b urghs. T his m ay w ell r eflect P erth's i mportance a s a c entre f or t he e xport
o f
h ides
w hich
G rant
( 1930,
3 53)
a ssessed
a s
b eing
f ourth
i n
i mportance i n S cotland i n 1 379 . A c omparison o f a nimals,
t he r elative f requencies o f
b ased o n t he t otals o f b ones i dentified f or e ach s pecies
v ertebrae o ther t han t he f irst t wo n eck v ertebrae , c ores),
t he m ain f ood-fcrming
i s g iven i n T able 5 .
r ibs,
T he p arallel i s s triking :
( excluding
l oose t eeth a nd h orn t hese d ata s uggest
h igh r ates o f c onsumption o f b eef a nd m utton a nd l ow r ates o f c onsumption o f p ork a nd v enison . T ABLE 4 M inimum n umbers o f m ain m eat p roducing m ammals f rom m edieval o f s ites i n S cottish b urghs, t o a ll s ites.
S ite
C attle
P ig
( left d istal
( right d istal
m etacarpal)
S heep/goat ( left d istal
h umerus)
t ibia)
4
A berdeen S treet
8
6
4 2 S t. P aul S treet
6
4
6
2
1
3
5
1
E lgin H igh S treet P erth C anal S treet H igh S treet S t. A nne's L ane
l evels
e stimated o n t he b asis o f b ones c ommon
62
2 92
2
1 3
9
1 197 4
T he p ercentage o f s heep b ones a t S t. A nne's L ane ,
P erth i s s ignificantly
h igher t han e lsewhere , a s a re t he f requencies o f p ig b ones a t Q ueen S treet, A berdeen , a nd h orse b ones a t C anal S treet, P erth. A c omparison o f
t he
r elative
f requencies
o f
s pecies
a t
t hese
S cottish
m ediaeval s ites h as n ot b een e xtended h ere t o i nclude o ther B ritish a nd E uropean s ites b ecause t he u nique s tatus o f t he m ediaeval S cottish b urghs m ay m ake t he c omparison i nvalid ( see H odgson 1 980 f or d iscussion).
b y
I n a S cottish c ontext, t he a pparent l ow u ptake o f v enison a s e videnced t he r elative s carcity o f d eer b ones a t S cottish m ediaeval s ites m ay b e
r elated t o t he e rosion o f t he l egal p rinciple o f r es n ullius. G ilbert
( 1975)
h as
t raced
t he
e rosion
o f
t his
p rinciple
i n m ediaeval
S cotland a nd h as a lso e stablished t hat t here w as a r eduction o f t he n umber o f p laces i n S cotland w here c ommon p eople c ould h unt g ame, l ong b efore a n A ct o f 1 621 w hich r esulted i n o nly l and h olders b eing t he p eople w ith t he r ight t o h unt g reater g ame o r v enison .
I n t he p resent s amples t he p ercentage o f d eer
b ones i ncreases t he m ore n ortherly t he s ite; t his m ay b e d ue t o t he f orests r emaining i ntact i n t he N orth a way f rom t he c entres o f p opulation a nd t he d octrine o f r es n ullius r emaining e xtant i n t he f orest l aws o f t hese r egions.
T ABLE 5
P ercentages o f b ones f rom f ood-forming m ammals.
C attle
S ite
S heep
P ig
G oat
H orse
D eer
P erth H igh S treet
6 3.5
2 2.2
8 .3
4 .9
1 .0
C anal S treet
6 3.5
1 9 .2
4 .8
1 .0
1 1.5
S t. A nne's L ane
5 7.6
3 2.8
8 .9
*
0 .4
0 .2
5 6.0
2 2.3
1 0 .3
7 .2
3 .5
0 .7
Q ueen S treet
5 8 .1
2 6.7
1 3.8
*
0 .2
1 .2
4 2,
6 9.1
1 9 .3
8 .4
*
1 .6
1 .5
6 1.3%
2 3.8%
9 .1%
3 .0%
0 .7%
0 .1
E lgin H igh S treet A berdeen
S t. P aul S t.
A verage
*
S heep a nd g oat
a re
e xpressed
a s
o ne
f igure
4 .4%
b ecause
o f
d ifficulties
i n
d istinguishing t he t wo s pecies.
N oddle ( 1975a,
2 50) h as a ttributed t he r elative s carcity o f p ig b ones a t
B ritish m ediaeval s ites t o a d ecline i n w oodland i n w hich p igs w ere r eared.
1 0
C lutton-Brock
( 1979 ,
p ersonal c ommunication) p oints o ut
p ig b ones a t a s ite g ive n o i ndication o f s alt p ork e aten .
2 .4
t he q uantity
t hat o f
t he n umbers o f
b acon a nd b oned
S ize r anges o f b ones a nd c onformity o f s pecies A ppendices
s heep/goat
and
1 ,2,
a nd 3 g ive t he s ize r anges o f t he b ones o f c attle,
p igs
r ecovered
f rom e ach
o f
t he
s ites.
M ost
o f
t he
m easurements o f b ones f rom t he o ther s ites f all w ithin t he r ange o f t he P erth H igh S treet l arge. H odgson
m aterial ,
( 1980 ,
p ossibly
5 2),
b ecause
o n t he
b asis
t he
s ample
o f m etrical
s ize
f rom
e vidence ,
t hat
s ite
i s
s uggested t he
p resence i n m ediaeval S cotland o f c attle w hich w ere s horter a nd m ore g racile t han t heir English c ounterparts, a nd o f s heep w hich w ere m ore ' spindlel egged'.
T he s heep w ere p robably a v ariety o f b reeds.
O ne s kull s pecimen
w as a f our h orned v ariety, w hile a ll t he o thers w ere e ither p olled o r t wo h orned. T he f our h orned v arieties o f s heep a re g eographically a ssociated w ith t he w estern s eaboard o f S cotland a nd a re r epresented b y t he J acob a nd S t. K ilda b reeds t oday. O ne o f t he s heep s kulls r ecovered f rom P erth c losely r esembles a m odern S hetland r am ( Ryder 1 978 , p ersonal c ommunication). M etrical e vidence d erived f rom b ones s uggests t he p resence i n m ediaeval S cotland o f
s maller ,
l ighter b oned p igs t han t hose f ound a t m ediaeval s ites
i n E ngland. O n t he e vidence o f b one s izes a nd h orseshoes, t he h orses a t t he S cottish s ites
r anged i n s ize
f rom s mall p ack a nimals
s uch a s a re r eferred t o b y J ohn M ajor ( 1521,
t o 3 9 ;
s mall h ardy r iding h orses s ee a lso H odgson ,
1 980 ,
5 2
f or d iscussion).
2 .5
A ges o f a nimals o n s laughter
C attle Y ealland a nd H iggs
( 1966,
1 40-142) d emonstrated t hat a k nowledge o f t he
a ge o f d eath o f d omestic a nimals m ay l ead t o a n u nderstanding o f t he e conomy o f a s ite.
T he f actors w hich i nfluenced t he a ge a t w hich a nimals w ere
s laughtered m ay have i ncluded an a bility t o h usband a nimals, c ost a nd a vailability o f f odder i n r elation t o f inancial r eturn f or m eat a nd b yp roducts, a nd f ertility o f f emale b reeding s tock. I n m ediaeval S cotland t he c rown d erived m ost o f i ts i ncome f rom t he e xport o f c attle h ides, w oolfells a nd w ool. A ccording t o C lutton-Brock ( 1976, 2 1), t he a ge b y w hich c attle i n a m ediaeval c ontext m ay h ave r eached a n o ptimum , a s r egards q uality o f h ide , w as f ive o r s ix y ears. T he a nimals f rom w hich h ides w ere p roduced c ould i n S cotland , b y l aw , o nly b e s laughtered w ithin , a nd e xported f rom , a r oyal b urgh ( Hodgson 1 980 f or d etails). A berdeen , E lgin a nd P erth w ere s uch b urghs, t herefore i t s eems w orthwhile t o e xamine t he z oological e vidence a s t o t he a ges a t w hich t he c attle w ere s laughtered. T his e vidence i s d erived f rom t he e ruption a nd w ear p atterns o f t eeth a nd f rom f usion o f e piphyses t o t he s hafts o f l ong b ones. T able 6 g ives t he e stimated p ercentages o f c attle, c lassified b y a ge o n d eath .
1 1
I n t he c ase o f t he Q ueen S treet s ite a t A berdeen a nd t he C anal S treet s ite a t P erth , t he d ental e vidence a s t o a ge o n d eath i s c ontradicted b y t he o steological e vidence , b ut t his m ay b e b ecause t he s ample s izes a re s mall.
T ABLE 6 E stimates o f t he p ercentages o f c attle , c lassified b y a ge o n d eath .
S ite
T eeth 9m ths 1
B one
4 -5 y rs 2
5 yrs 3
n
3 4 y rs 4
A berdeen Q ueen S treet
1 5
n il
6 .7%
9 3.3%
6
S t. P aul S treet
2 4
4 .2%
1 2.5%
8 3.3%
6
n il
3 3.3%
3 3.3%
3
1 00 .0%
3
n il
n il
6 6.6%
2
5 0.0%
2 3
5 0 .0% 9 5.7%
E lgin H igh S treet P erth C anal S treet H igh S treet S t. A nne's L ane
2 16
6 .5%
1 2.0%
6 9 .4%
1 56
8 6.3%
2 5
8 .0%
n il
3 6.0%
1 0
6 0 .0%
1 .
d m3 p resent b ut M 1 u nworn
2 . 3 .
M 3 e rupted I II p illar o f M 3 i n w ear
4 .
d istal e piphysis o f r adius f used
1 , 2a nd 4 a re b ased o n S ilver 's c riteria ( 1963 , 2 50-268) 3i s b ased o n G rigson 's c riterion ( 1974 , 3 58) O verall ,
t he e vidence c learly i ndicates t hat t he m ajority o f t he c attle
w ere s uccessfully o verwintered f or a t l east t hree w inters a nd m any w ere r aised t o a n a ge i n e xcess o f f ive y ears. S heep a nd g oats F igure
1 s hows
t he k ill-off p attern o f s heep a nd g oats f or P erth H igh
S treet, b ased o n P ayne's c riteria ( 1973 , 2 81-303). I n a ll , 6 38 s heep/goat h alf m andibles w ere a ssessed a s t o a ge. U nfortunately, i n o ur p resent s tate o f k nowledge , i t i s n ot p ossible t o d istinguish s heep a nd g oat m andibles , t herefore b oth s pecies a re i ncluded i n t his a nalysis. T he k ill-off p attern a ppears t o s uggest t hat t he a nimals w ere r eared p rimarily f or m eat a nd w oolfells, r ather t han f or w ool o r m ilk. i s s urprising i n v iew o f t he w ell d ocumented e xport o f w ool v ia P erth . p robable k illing s equence i s:
1 2
b eing T his T he
( a)
t he s laughter o f p rime l ambs a nd k ids
( tup h ogs o r u ncastrated
m ales) i n t he f irst y ear b etween w eaning a nd f irst s hearing , ( b)
t he k illing o f s hearling t ups i n t he s econd ,
t hird a nd f ourth
y ears, a long w ith b arren e wes i n t he t hird o r f ourth y ears, ( c)
t he s laughter o f b reeding e wes a nd s he-goats b etween t he f ifth a nd s eventh y ears a s p rogressively t hey b ecame b arren ,
b roken
m outhed o r p oor m others. T he o lder s heep ( nine t o t en y ear o lds) w ould a lmost c ertainly h ave b een " lead w edders",
t hat i s,
m ale c astrates a llowed t o l ive t o a n a dvanced a ge
b ecause o f t heir a bility t o l ead t he f lock t o s helter a nd h erbage. I t i s a m atter o f s peculation w hether t he g oat e quivalent o f " wedders" o r " lead w edders" e xisted . F igures
3 a nd 5 a re
A nne's L ane,
t he k ill-off
P erth a nd 4 2 S t.
p atterns
P auls S treet,
f or s heep a nd g oats a t
A berdeen .
S t.
T hese a re b asically
t he s ame t ype o f c urve a s t hat f or P erth H igh S treet a nd m ay a lso r epresent t he k illing o f s heep f or w oolfells r ather t han f or w ool; m eat b eing a b yp roduct. L ane
T hese t wo c urves d iffer i n t hat
l ies
b etween s econd a nd t hird y ears
t he k illing p eak a t
a nd n ot
b etween f irst
y ears a nd t here i s n o e vidence o f a nimals o lder t han s ix y ears a t
S t.
A nne's
a nd s econd S t.
P auls
S treet. F igures 2 a nd 4 a re t he k ill-off p atterns f or C anal S treet, Q ueen S treet,
A berdeen a nd a re o f a d istinct t ype.
P erth a nd
H ere t he e mphasis i s o n
o lder a dults, w ith m aximum c ulling b etween f ourth a nd s ixth y ears. c urves m ay c orrespond t o f locks r aised p rimarily f or w ool b ut, i f s o , p uzzling t hat n one o f
T hese i t i s
t he a nimals i s o lder t han s ix y ears o ld b ecause o lder
s heep s till p roduce g ood f leeces. P ig S ilver ( 1963 ,
2 64) h as p ublished d ata a s t o t he a ges o f e ruption o f t he
t eeth i n 1 8C d omestic p ig , p laced o n t hese d ates.
b ut
c autions
F rom t hese d ata ,
t hat
o nly
g eneral
r eliance
c an b e
i t i s p ossible t o p ropose a f our-
s tage s cale o f a ge o n d eath.
A ge
D ental c haracteristics
l ess t han 1 y r
d eciduous t eeth p resent, n o m olars e rupted
1 4 -2
2 e rupted b ut 1 3 n ot v isible 1 M 2 i n w ear , 1 3 e rupting b ut n ot i n w ear
2 -3
y rs y rs
o ver 3 y rs
M 3 i n w ear
T able 7 g ives t he f requencies o f e ach a ge g roup p resent. I t
i s,
c onsidered ,
p erhaps,
s urprising t o d iscover t hat,
o ver a t hird o f
t he
p igs w ere
y ears o ld .
1 3
a t f our o f t he s ites
s uccessfully
r eared u ntil
t hree
T ABLE 7
F requencies o f a ge g roups o f p igs, t eeth i n h alf m andibles.
S ite
b ased o n e ruption p attern o f
n
1y r
1-2yrs 1
2 -3 y rs
> 3 y rs
6
-
50 .0%
1 6 .7%
3.3% 3
1 6.7%
2 5.0%
8 .3%
5 0.0%
A berdeen Q ueen S treet S t. P aul S treet
1 2
P erth C anal S treet
1
H igh S treet
-
2 17
S t. A nne's L ane
6
-
-
100 .0%
1 4.8%
1 4.3%
4 7.5%
6.7% 6
1 6.7%
-
2 3.5%* 16 .7%
* I ncludes t wo s pecimens i n w hich t he t hird m olar i s h eavily w orn -these m ay r epresent o lder b reeding b oars, a lthough d ocumentary e vidence i ndicates t hat p igs w ere p ut o ut t o p annage i n t he f orests a nd m ay, b een s erved b y w ild b oars ( l imes 1 872, 4 1).
t herefore ,
h ave
H orse D ental e vidence s uggests t he p resence o f s ingle h orses a ged b etween f ive a nd S t.
s ix y ears ( Silver 1 963 , 2 59) a t A berdeen , S t. P aul S treet a nd P erth , A nne's l ane. A t P erth H igh S treet, w here h orse r emains w ere m ore
a bundant, t here i s e vidence o f o lder h orses. i n T able 8 .
T he a ge d istribution i s g iven
T ABLE
o f
8
P erth H igh
S treet.
A ssessment
a ge
o f h orse s kulls
a nd
m andibles o n d entition .
N umber e xamined
B one
E stimate o f a ge a t d eath
L eft m andible
3
a ll a pprox . 5y rs. o ld
S kull
1
5 -7 y rs.
P remaxilla
1
rs. 1 y
R ed d eer W ith t he e xception o f t wo m etatarsals a t P erth H igh S treet w hich l acked d istal e piphyses,
t he d eer b ones f rom a ll o f t he s ites c ame f rom a dult
a nimals.
1 4
A s kull f ragment f rom E lgin H igh S treet b ears a s ix p oint a ntler a nd i s, t herefore, f rom a n a dult m ale. I t s eems t hat y oung a dult a nd m ature d eer w ere h unted;
t here i s n o
e vidence o f t he k illing o f f awns. D og T hree h alf
m andibles
f rom P erth H igh S treet w ere f rom p uppies.
F rom
t he e vidence o f o ther m andibles a nd s kulls, m ost o f t he d ogs w ere m ature a t d eath b ecause a ll t heir p ermanent t eeth w ere f ully e rupted a nd i n w ear . O steological e vidence a s s ites i n T able 9 . ( 1963,
t o t he a ge o f
d ogs a t d eath i s
g iven f or
t wo
T hese e stimates o f a ge a re b ased o n t he w ork o f S ilver
2 52) a nd g ive c lear e vidence o f p uppies a nd y oung d ogs d ying o r b eing
k illed.
T ABLE 9
N one o f t he d og r emains c ame f rom o ld a nimals.
F requencies o f s elected c anine l ong b ones l acking e piphyses,
a nd
e stimates o f t he a ge o f t he d ogs a t d eath.
B one
S ite
N o. o f b ones e xamined
%l acking
A ge
e piphyses
A berdeen Q ueen S treet
H umerus
1
n il
( prox) P erth H igh S treet
d itto
1 9
5 .3%
4 ;15 m onths
A berdeen S t. P aul S treet
F emur
2
n il
( dist) P erth H igh S treet
d itto
1 8
5 .6%
< 1 4 y ears
C at T he o steological e vidence s uggests c ats.
t he k illing o f k ittens a nd i mmature
T he f requencies o f t ibiae l acking p roximal e phiphyses a re g iven f or
f our s ites i n T able 1 0.
1 5
T ABLE 1 0
F requencies o f t ibiae w ith u nfused p roximal e piphyses.
S ite
N o. o f t ibiae e xamined
%u nfused
A berdeen
S t. P aul S treet
3
3 3.0%
E lgin
H igh S treet
3
1 00.0%
P erth
H igh S treet
P erth
S t. A nne's L ane
2 .6
6 8
6 1.8%
5
2 0.0%
S ex o f a nimals
C attle S tatistical m ethods
o f
d istinguishing t he s exual s tatus o f
t heir m etapodials ( Howard 1 963 , a d oubtful g eneral v alue; m aterial w ere i nconclusive. A ttempts s tatus,
t o
9 1-94; M ennerich 1 968 ,
c attle f rom
1 32-156) s eem t o b e o f
t he r esults d erived f rom S cottish m ediaeval
d iscern d iscrete
g roups w hich m ay
b e a ttributed t o s exual
b y p lotting t he s catter o f s elected m easurements d erived f rom c attle
h orn c ores, w ere a lso i nconclusive. T he s cheme f or i dentifying t he s ex o f c attle b y c lassifying a dult h orn c ores,
p roposed b y A rmitage a nd C lutton-Brock ( 1976,
3 32),
w as m ore u seful.
O n t his b asis, m ost o f t he h orn c ores f rom P erth H igh S treet a ppear t o c ome f rom o xen o r c ows. A bout 4 % w ere a ttributable t o b ulls. A t t he o ther s ites t here w as e ither i nsufficient e vidence t o s ex t he a nimals o r t here w as n o e vidence o f b ulls. O n t he e vidence o f a g rant o f g razing b y H elen d e M orville t o t he C istercian m onks o f M elrose A bbey, i n t he r eign o f W illiam t he L ion ( 1165-1214), t he s tocking r atio o f b ulls t o f ertile c ows w as m aintained a t 1 :40 ( Liber s ancte M arie d e M elros p ersonal c ommunication).
V ol.
1 , 7 2;
B arrow ,
1 979 ,
S heep a nd g oats T he s ex o f t he s heep i s i nferred f rom t he k illing c urves d erived f rom a s tudy o f s heep a nd g oat m andibles.
T he c urve f or P erth H igh S treet i s
i nterpreted a s e vidence o f s heep b eing r aised t o p roduce m eat a nd w oolfells. T his i mplies t hat m ale l ambs w ere r eared a s c astrates o r w edders t o a n a ge w ell b eyond t he l amb s tage, u ntil t hey r eached t he o ptimum f or m eat a nd w oolfell p roduction . H elen d e M orville's g rant o f p asture t o t he m onks o f M elrose A bbey m akes i t c lear t hat l arge f locks o f
uw edders u
( castrated r ams)
w ere r aised w ell i nto m aturity, t hat i s, u ntil t he a ge o f t hree t o f our y ears (B arrow G .W .S. 1 979 , p ersonal c ommunication). I t s eems, t herefore , f rom b oth t hese t ypes o f e vidence t hat i n m ediaeval S cotland m ale s heep w ere c astrated , d espite J ohn M ajor's ( 1521, 3 8) a ssertion t o t he c ontrary. A c luster a nalysis o f d ata d erived f rom 2 16 l eft a nd 2 21 r ight g oat h orn c ores f rom t he P erth H igh S treet, d iscrete g roups
( Woolliams,
F igure 6 ,
p ersonal
s ite s hows t he e xistence o f t wo
c ommunication).
1 6
T hese
t wo g roups
c orrespond t o t he t wo d istinct t ypes
o f g oat h orn c ores r etrieved f rom t his
s ite a nd f rom t hat o f E lgin H igh S treet.
O ne g roup c onsists
o f s pecimens
w hich a re m assive i n s ize, b eing l ong a nd w ide a t b asal c ircumference; t he o ther g roup b eing c omposed o f s pecimens w hich a re a lso l ong b ut w hich a re s maller i n c ircumference.
T he
l arger s pecimens a re b elieved t o c ome f rom
m ales o r c astrates a nd t he s maller o nes f rom f emales. P igs I t
i s
m easurement
n ot
p ossible t o d istinguish m ale a nd f emale p ig b ones b y d irect
( Armitage
1 978 ,
9 5),
m ainly
b ecause
p ig
b ones
r ecovered
f rom
a rchaeological s ites a re e roded. O ften , t he p resence o f l arge p ig b ones i s t aken t o i ndicate t he p resence a t as ite o f m ale d omestic p igs o r w ild b oars. P ig b ones w hich e xtended t he s ize r anges f or P erth H igh S treet w ere f ound a t A berdeen , Q ueen S treet ( 2); A berdeen , S t. P aul S treet ( 1); E lgin H igh S treet ( 2) a nd P erth, S t. A nne's L ane ( 6). A t P erth H igh S treet, s ix m ature p ig c anines w ere d iagnosed a s c oming f rom m ales o r c astrates S chmid's
( 1972 ,
8 1) c riteria.
o n
P erhaps s urprisingly, n one c ame f rom f emales.
R ed d eer T he s kull r emains o f r ed d eer a pparently a ll c ame f rom m ale a nimals, c ontrast t o t hose f ound a t R oman s ites i n B ritain , o utnumber m ales ( Hodgson 1 980 , P art I I: 9 4).
i n
w here f emale s kulls o ften P ossibly t his r eflects a
r eluctance t o k ill f emale r ed d eer i n o rder t o c onserve s tocks. D ogs T he p resence o f m ale d ogs
i s a ttested b y t he d iscovery o f a n o s
p enis
b one a t P erth C anal S treet a nd o f a nother a t P erth H igh S treet. C ats T here i s n o e vidence a s t o t he s ex o f t he c ats a t a ny o f t he s ites. H orses N o a ttempt w as m ade b asis o f S isson 's
( 1950 ,
t o a scertain t he s ex o f
t he h orse r emains o n t he
4 00) w idely q uoted c riterion t hat c anine t eeth a re
l imited t o m ales a nd g eldings,
b ecause t he w ork o f T agand a nd B arone ( 1954 ,
1 31) h as s hown i t t o b e i nvalid ( Ashdown , p ersonal c ommunications).
1 7
3 .1
P ersonal c ommunications w ere r eceived f rom t he f ollowing i n c onnection
w ith t he p reparation o f t his p aper
P rofessor L . A lcock , D ept. o f A rchaeology, U niversity o f G lasgow. D r. R .R . A shdown , R oyal V eterinary C ollege , L ondon . P roffesor G .W .S. B arrow , D ept. o f S cottish H istory, U niversity o f E dinburgh. N .Q. B ogdan , D irector o f P erth H igh S treet E xcavation . D r. A .S. C larke, R oyal S cottish M useum , E dinburgh. D r. J . C lutton-Brock, B ritish M useum o f N atural H istory , L ondon . M rs. B . E llis, C andlespur , R eese L ane , F olkestone. T . O liver , D ept. o f P lanning , U niversity o f D undee. P rofessor O lsen ,
I nstitut f or M iddelolde A rkaeologie, M oesgard, D K 8 271 1 . , 6jbjerg , D enmark.
D r. W . P rummel , B iol-Arch I nst, G roningen , N etherlands. D r. M .L. R yder, A gricultural R esearch C ouncil, A nimal B reeding R esearch O rganisation , E diburgh. D r.
J .
W oolliams,
A gricultural
R esearch
C ouncil ,
A nimal B reeding R esearch
O rganisation , E dinburgh. D r. D .W. Y alden , D ept o f Z oology, U niversity o f M anchester.
3 .2
A cknowledgements T his p aper w as p repared w ith t he f inancial s upport o f t he S cottish
D evelopment D epart m ent
( Ancient M onuments
B ranch),
a nd t he G overnors
o f
D uncan o f J ordanstone C ollege, D undee. M y p resent
t hanks a re c olleague
d ue t o m y f ormer r esearch a ssociate A ngela J ones a nd m y C atherine
S mith w ho ,
o ver s everal y ears,
d eriving m etrical d ata o n w hich t his p aper r ests.
h ave h elped i n
M y t hanks a re a lso d ue t o
t he m any s cholars w ho h ave c ommunicated p ersonally w ith m e a nd w hose n ames a re r ecorded i n p aragraph 3 .2. Iw ish t o t hank R ose S mith,
A dministrator o f t he P erth H igh S treet
A rchaeological E xcavation C ommittee,
f or h elp a nd a dvice i n t he c ompilation
a nd p resentation o f t his p aper.
1 8
3 .3
R eferences A rmitage, P .L .
&C lutton-Brock ,
J .
1 976
' A s ystem f or c lassification
a nd d escription o f t he h orn c ores o f c attle f rom a rchaeological s ites'. J ournal o f A rchaeological S cience. A rmitage ,
P .L .
1 978
3 , p p 3 29-349 .
R eport o n t he m amalian r emains f rom B aynard's
C astle , B lackfriars, L ondon .
P h .D . t hesis, U niversity o f L ondon .
B ogdan , N .Q. & W ordsworth, t he H igh S treet, P erth , 1 975-76
J . 1 978 T he m ediaeval e xcavations a t : a n i nterim r eport. P erth H igh S treet
A rchaeological E xcavation C ommittee. C ramond , W . 1 903
R ecords o f E lgin .
A berdeen
C lutton-Brock, J . 1 976 ' George A gricultural H istory R eview , 2 4 , p p 1 8-29 . D riesch,
A .
v on
d en
b ones f rom a rchaeological
1 976
s ites.
: N ew S palding C lub .
G arrard's
l ivestock
m odels'.
A g uide t o t he m easurement o f
a nimal
P eabody M useum B ulletin N o.
H arvard
1 .
U niversity. G ilbert, t hesis.
J .M.
1 975
H unting r eserves i n m ediaeval S cotland.
P h.D .
U niversity o f E dinburgh.
G rant, I .F. 1 930 T he s ocial a nd e conomic d evelopment o f S cotland b efore 1 603. E dinburgh : O liver a nd B oyd . G rigson ,
C .
1 974
' The c raniology a nd r elationships o f f our s pecies o f
J ournal o f A rchaeological S cience 1 , p p 3 53-379 .
B os'.
H odgson ,
G .W .I.
f rom m ammalian t hesis.
1 980
r emains
Ac omparative a nalysis o f m etrical d ata d erived
f rom
s elected h istoric s ites
i n
H odgson ,
G .W.I.
1 981
P h.D.
R eport o n t he a nimal r emains e xcavated d uring
1 975-76 f rom t he m ediaeval l evels a t H igh S treet, S treet A rchaeological E xcavation C ommittee.
f rom
B ritain.
U niversity o f D undee.
P erth.
P erth H igh
H odgson , G .W.I. & J ones, A . 1 978 S t. A nne's L ane , P erth . ( at p ress).
R eport o n t he a nimal r emains
H odgson ,
R eport o n t he a nimal r emains
G .W.I.
& J ones,
f rom f our s ites i n E lgin . H odgson ,
G .W .I.
A .
1 979a
( at p ress).
& J ones ,
A .
1 979b
R eport o n t he a nimal r emains f rom
t he m ediaeval l evels a t C anal S treet, P erth. H odgson , G .W .I. & J ones, A . m ediaeval s ites a t A berdeen'.
1 982
( at p ress).
' Report o n t he a nimal r emains f rom t wo
I n M urray,
t he m ediaeval b urgh o f A berdeen 1 973-81.
J .C. ( Soc.
( ed)
E xcavations
A ntiquaries
i n
S cotland,
M onograph 2 ) p p 2 29-238 . H oward ,
M .M .
s kulls o f c attle'. L ondon
1 963
' The m etrical d etermination o f t he m etapodials a nd
I n M ourant, A .S ., a nd Z euner ,
: R oyal A nthropological I nstitute.
1 9
F .E.
p p 9 1-94.
( eds.) M an a nd C attle.
I nnes, 1 424.
C .N.
1 868
V ol. I I.
I nnes, D ouglas.
A ncient L aws a nd C ustoms o f B urghs i n S cotland 124 -
E dinburgh : S cottish B urgh R ecords S ociety.
C .N .
1 872
S cotch L egal A ntiquities.
L iber S ancte M arie d e M eiros V ol.
5 6) 1 837. M ajor , J .
S cotland
1 521
H istory
Mennerich,
e d.
I nnes,
G reater A .,
B ritain 1 892
a s
i n
G .
1 968
1 975
( Bannatyne C lub
w ell
a s E ngland
( Publications o f
R omerzeitliche
B ritain'.
2 48-259 .
T ierknochen
P rummel,
W .
S cottish
A us
D rei
endhen U niversity.,
I n
A msterdam
C lason ,
A .T.
( ed)
A rchaeological
: N orth H olland ,
P ayne , S . 1 973 ' Kill-off p atterns i n s heep a nd g oats'. A natolian S tudies 2 3 , p p 2 81-303.
P aper r ead a t
a s
c omparison o f t he a nimal b ones f rom e ight m ediaeval
s outhern P p
C .N .
V ol. X ).
d es N iederrheingebietes. D octoral t hesis.
N oddle , B . S tudies.
o f
T ranslated b y C onstable,
F undorten
I .
:E dmonton a nd
E diburgh.
H istorical S ociety.
s ites
V ol.
E dinburgh
1 979
J ournal
M ediaeval s ites i n t he N etherlands
C B A c onference
o n e nvironmental
a rchaeology
o f
( at p ress). i n
t he
u rban
c ontext, a t U niversity o f Y ork. S chmid,
E .
1 972
A tlas o f A nimal B ones.
A msterdam
: E lsevier
P ub.
I n H iggs,
E .S.
L ondon :
W .B.
C ompany. S ilver , a nd
I .A .
1 963
B rothwell, D . S issons ,
S .
' The a geing o f d omestic a nimals'.
( ed). S cience i n A rchaeology p p 2 50-268. 1 950
T he a natomy o f t he d omestic a nimals.
S aunders C ompany. T agand , 2 .
R .
& B arone ,
F ascicule 1 . T homson ,
S cotland.
T .
L yon & I nnes,
R .
1 954
A natomie d es f quidgs d omestiques.
T ome
: f cole N ationale V eterinaire. C .N .
( eds)
1 844-75
A cts o f
t he
p arliaments
o f
E dinburgh .
U erpmann ,
H .P.
1 973
' Animal b one f inds a nd e conomic a rchaeology:
c ritical s tudy o f o seo-archaeological m ethod'.
W orld A rchaeology
a 4 ,
p 3 12-314. p Y ealland , H ilton ,
R .H .
S .
& H iggs,
a nd R ahtz,
E .S.
P .A .
1 966
I n
T ransactions
S oc. 8 5 , p p 1 39-146.
2 0
' Upton ,
G loucestershire ,
1 959-64'
B ristol a nd G loucestershire A rch.
A B
C
D
E
F G
%
DEATHS
%
SURV IVORS 9 7 .8 9 00 7 6 3 4 7 1 2 6 -4 9 50 3 1
H
I
2 2 6 . 9 1 4 :6 2 9 22 0 7 1 6 .9 6 4 3 0 *0 1 0 1
0
n=638 1 00 9080
SURV IVORS
A .
02 m onths
B .
2 -6 m on ths
C .
6 12 m on ths
D . E . F . G .
1 -2 y ears 2 -3 y ears 3 -4 y ea rs 4 -6 y ea rs
H . I .
6 -8 y ears 8 10 y ears
D EATHS
0 g \D 2 1 0
, Tt ,I
0
1 I I 3 4 5 6 7 AGE I N YEARS
0 H ABC
F ig.
1
D
E
F
G
1
8
9
1 0
1
T he k ill-off p attern o f s heep & g oats a t P erth H igh S treet 7), m ediaeval l ayers. 7
2 1
( 1975-
A B 0 /0
D EATHS
7 . 7
C
D
E
F
G
H
— 2 3 1 1 5 -42 31 3 0 8 —
c / o SURV IVORS 1 0 0 9 2 .3 9 2 .3 6 9 . 2 5 3 -830 7 0 0 n=13 1 00 90-
A , 0 -2 m on ths B . 2 -6 m on ths
SURV IVORS
80 -
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n = 221 • = 160 = 6 1 C o re la t ion Coeff r ic ien t =0 °39
o
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BASAL F ig. 6
G oat
r ight
( 1975-77):
h orn
c ores
C IRCU MFERENCE (C ms . ) f rom m ediaeval
l ayers
a t
P erth H igh
r elation b etween l ength a nd b asal c ircumference.
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s f rom s ix S cottish m ediaeval s ites C omparison o f c attle b one s ize r an e
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r . . ,. . ,
m ore
c ommon a t
A berdeen.
P erth a nd g eneralised m edium w ools w ere m ore c ommon a t
F ew o f t he m odern s hortwool a nd m edium d iameter ( longwool) t ypes
h ave e merged,
b ut
t here w as a r elatively h igh p roportion o f t rue h airy
( carpet) t ype. T he f ine-generalised m edium w ool i s af iner v ersion t hat c an b e c onsidered a n i ntermediate t ype. O nly
3 0% o f
t he P erth w ools
l acked p igment,
a nother 3 0% w ere b lack o r
b rown , a nd t he r emainder w ere v arying s hades o f g rey.
E leven o f t he s ixteen
A berdeen y arns w ere l ight g rey. T his h igh p roportion o f c oloured w ools, a nd p articularly g rey f leeces, s upports t he c onclusion f rom d iameter m easurements t hat t he O rkney-Shetland t ype m aintained i ts p redominance f rom t he I ron A ge i nto t he M iddle A ges. T he f our u nspun w ools f rom P erth c omprised o ne h airy m edium w ool ,
2 5 m m
l ong , a nd t hree h airy f leeces, t wo o f w hich w ere 4 0 m m l ong, a nd t he o ther 6 0 m l ong. T hese l engths a re t he s ame a s f ound a mong s taples f rom B aynard's m C astle,
L ondon b ut a re s horter t han t he m odern w oolly S hetland f leece,
o nly h alf t he l ength o f h airy S hetland w ool A s ummary o f a ll t he m edieval w ools
( Ryder ,
a nd
1 977).
e xamined i s
g iven i n T able
3 ,
a nd
t his i ndicates t hat t he r ange o f f leece t ypes f ound a t P erth i s t ypical. O n t he o ther h and a ll b ut t he P erth c ollection a re r elatively s mall s amples, a nd s o s ome o f t he f indings f or o ther s ites m ay n ot b e t ruly r epresentative.
R EFERENCES R yder,
M .L.
d omestication D imbleby,
1 969
' Changes
i n
t he
f leece
o f
( with a n ote o n t he c oat o f c attle).'
G .W.
( Eds).
T he D omestication
s heep i n U cko,
a nd E xploitation
f ollowing P .J.
o f P lants
a nd a nd
A nimals. L ondon : D uckw orth , p p. 4 95-521. R yder, S cottish
R yder, J . A rch S ci.
D .W .
M .L.
1 970
W ild g oats'.
' Structure a nd s easonal c hange o f
J . Z ool.
M .L.
1 977
4 , p p.
1 77-181.
R yder, M .L .
1 981a
R yder,
1 981b
M .L .
1 983
a ncient
f leece
' Wools f rom V indolanda'. J . A rch. S ci. ' Medieval s heep a nd t heir w ool t ypes' L ondon :
S heep a nd M an.
t he c oat i n
1 61, p p. 3 55-362.
' Some m iscellaneous
( Ed.) M edieval I ndustry. R yder , M .L .
L ond.
( in p ress). i n B roadley,
C ouncil f or B r. A rchaeol. L ondon :
3 8
D uckworth.
r emains'.
T ABLE 1 C omparison o f R oman a nd S axon W ools V indolanda
a ll o ther R oman ( incl. E urope) -
S axon ( England o nly
H airy
2 % ( 1)
-
H airy m edium
3 4% ( 19)
1 4% ( 12)
2 3% ( 10)
G eneralised m edium
3 4% ( 19)
1 5% ( 13)
2 3% ( 10)
F ine , g eneralised m edium
1 8% ( 10)
3 9% ( 34)
3 0% ( 13)
T rue m edium
2 % ( 1)
3 .5% ( 3)
S hortwool
4 % ( 5)
1 .5%
F ine
9 % ( 5)
( 2)
1 9%
( 8)
( 1)
2 7% ( 23)
( from R yder , 1 98 1a)
5 %
L 0 1 0
c n
4
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7.
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04
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1
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c c
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0
-0
VD
cn / 40 1
c o $ . 4
2 ) 2
0
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1- Cr )
c V
l r )
cV
C V
ci
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0 0 7
0 CT
• -• 1 . 1Cr ) c V
se c V
0 c V 3- Cr )
0 I0 I 1 C r )
c V
c V
cV
0 0 0 /0 i 4 1 l l
c• J L r )
c u C U 1 4 C I )
•
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I 1 I 4 -1 4 / 0 c•I
•
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C O c v
0 en
I. e s s Ie / 0 0
I
4 1
• 0
( N I C r )
i n
c V
K c o
c VcV
c V
r I
40 / 1
0
0
4. / 1 0
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•• 1
• -1
0
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, 1
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0 g
co
a
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e l
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e c v . l
( from R yder ,
1 3th14th c ent.
1 2th14th c ent.
a l .1 4) 0 3
p 22 0 0
0 1 , t 4 )
0 dU) d 0 Cl C0 4 i
r c 4 1 1 )
. 0 o
1 5th c ent.
u ) r i
1 4th c ent.
1 3th14th c ent.
1th c ent.
1 2th13th c ent.
• g I
t >e I A •
1 5th c ent.
Cr )
A S PATIAL A NALYSIS O F T HE N EOLITHIC C HAMBERED C AIRNS O N A RRAN : AP RELIMINARY R EPORT C hristine P erry T his p aper o utlines o ne m ethod f or a nalysing t he
d istribution o f
N eolithic c hambered c airns u sing e nvironmental d ata. I t p resents a p reliminary r eport o f a c urrent r esearch p roject w hich a ims t o a nalyse t he s patial d istribution o f t he c hambered c airns o n A rran a nd t o p ut f orward m odels o f s ocial o rganisation f or t he N eolithic o n t he i sland . S ince
t he
b eginning
o f
t his
c entury a rchaeologists
h ave
a ttempted
t o
e xplain t he d istribution o f t he A rran c hambered c airns. B ryce ( 19 10) i n T he B ook o f A rran n oted t he s outhern a nd c oastal d istribution o f t hese m onuments. I n a g eneral s tudy o f N eolithic s ettlement i n S outh-west S cotland C hilde ( 1934) t ried t o c orrelate t he d istribution o f t he c airns w ith a reas o f l ight , e asily, w orked s oils. D avies ( 1946) i dentified a n egative c orrelation b etween t he l ocation o f t he c airns a nd t he o ccurrence o f g lacial t ill. M ore r ecently , i t h as b een s uggested t hat t he e arliest c airns w ere l ocated o n r aised b eaches o r a reas o f a lluvium , w hile t he l ater c airns w ere e stablished f urther i nland a nd a t h igher e levations ( Scott 1 969). R enfrew ( 1973 ,1976) h as r e-stated t he h ypothesis t hat t here i s a r elationship b etween t he d istribution o f l and s uitable f or N eolithic a griculture a nd t he d istribution o f t he A rran c airns. T he e xisting r esearch h as t ended t o v iew t he e xplanation o f A rran c airn d istribution a s as ingle s cale p roblem . T he p resent r esearch p roject w ill t ry t o e xplain t he d istribution o f t he A rran c airns u sing t hree d ifferent s cales o f a nalysis; f irstly, a s cale w hich a ims t o a nalyse t he g eneral d istribution o f s ites o n t he i sland ( a s cale a nalogous t o t hat u sed b y C hilde, D avies a nd R enfrew); s econdly, a s cale d esigned t o a nalyse t he l ocations o f i ndividual s ites a nd l astly , as cale f ocusing o n t he a nalysis o f t he s ite c haracteristics o f i ndividual s ites. T his t hree s cale a pproach w ill h opefully p rovide a r ealistic i nterpretation o f t he d ecisions m ade b y t he N eolithic g roups o n A rran r egarding t heir o ccupation o f t he i sland. T his p aper w ill o utline t he m ethodology b y w hich d ata a re c ollected f or t he a nalysis o f t he l ocations o f i ndividual s ites ( the s econd s cale o f a nalysis), a nd p resent s ome p reliminary r esults f or o ne c airn . T he s ite c hosen a s ac ase s tudy f or t his p aper i s t he c airn a t S liddery W ater ;
t he c airn i s l ocated 1 .6 k m i nland f rom t he s outhern c oast o f A rran ,
o n t he w estern s ide o f t he v alley d rained b y t he S liddery W ater a nd b etween 6 1 a nd 7 6 mO D . A lthough t he s ite h as b een l argely r obbed , i t a ppears t o b e ac lassic e xample o f aC lyde-Group c hambered c airn . U sing m ainly p resent-day f ield d ata t he a rea s urrounding t he c airn i s d escribed a ccording t o t he f actors m ade
l isted i n T able
1 .
T he a ssumption i s
t hat a ll t hese f actors m ay h ave h ad s ome i nfluence o n t he d ecision t o
s ite a c airn i n t his p articular a rea. T he r eason w hy p resent-day e nvironmental d ata a re u sed f or t his s tudy i s t he l imited a vailability o f
4 3
p ublished p alaeoenvironmental
d ata f or A rran .
D avidson e lsewhere i n t his
v olume d iscusses t he p roblems o f p alaeoenvironmental r econstruction f or t he i sland o f A rran . A s ampling g rid w ith a n a rea o f 2 .2 k m .
s q.
i s u sed a s a b ase f or d ata
c ollection w ith s ample p oints l ocated a t i ntervals o f 0 .2km. s pecially d esigned d ata r ecording e ach p oint,
s heet, h eight
a nd a spect
a re
U sing a r ecorded a t
w hile d ata f or e ach o f t he o ther f actors l isted i n T able
1a re
r ecorded f or a n a rea 2 00m . s q. s urrounding e ach p oint.
T ABLE 1
T he f actors a nd f actor s ub-classes u sed i n t he S liddery W ater S urvey.
F ACTOR
H EIGHT ( Metres)
S UB-CLASS
N UMBER
0 -15
1
1 6-30
2
3 1-46 4 7-61 6 2-76
3 4 5
7 7-91
6
9 2-107 1 08-122
7 8
1 23-137
A SPECT
S LOPE ( Degrees)
9
1 38-152
1 0
1 52-
1 1
N W-NE N E-SE
1 2
S E-SW
3
S W-NW
4
0 -2
1
3 -10 1 1-20
2 3
2 0S ITE D RAINAGE
V ISIBILITY
G EOLOGY
4
W ELL D RAINED • I MPERFECTLY D RAINED
1 2
P OORLY D RAINED V ERY P OORLY D RAINED
3 4
C AIRN N OT V ISIBLE
1
C AIRN V ISIBLE
2
F RESHWATER A LLUVIA
1
P RESENT B EACH
2
' 25 f t' B EACH I NTERMEDIATE B EACHES
3 4
' 100 f t' B EACH
5
44
T ABLE 1 c ontinued F ACTOR
S UB-CLASS
G EOLOGY
M ORAINE
6
S AND A ND G RAVEL
7
B OULDER C LAY B EDROCK
8 9
R OCKINESS
N UMBER
P RESENCE O F B EDROCK A T/NEAR
S OIL T EXTURE
S URFACE
1
A BSENCE O F B EDROCK A T/NEAR S URFACE
2
S AND L OAMY S AND
1 2
F INE S ANDY L OAM
3
V ERY F INE S ANDY L OAM
4
L OAM
5
S ILTY L OAM
6
S ILT C LAY L OAM
7 8
S ANDY C LAY L OAM
1 0
S ANDY C LAY
1 1
S ILTY C LAY
1 2
C LAY P EAT/ORGANIC M ATERIAL
1 3 1 4
T he c ontours o n t he s ample p oints.
9
S ILTY C LAY L OAM
S lope,
1 :50,000 O S m ap a re u sed t o c lassify t he h eight o f s oil t exture,
a nd s ite d rainage a re c lassified
a ccording t o m odified v ersions o f t he c lassifications g iven i n t he S oil S urvey F ield H andbook ( Hodgson 1 976). T he g eology o f t he a rea i s c lassified u sing t he 1 :50 ,000 D rift G eology m ap o f t he i sland. A lthough t he d ata a re c ollected f or a n a rbitrarily d efined a rea o f 2 .2 k m s q.,
t he a nalysis
o f
t he d ata i nvolves
d efining t he l ocation o r
' cairn
a rea' o f t he c airn i n a n umber o f d ifferent w ays t o t est t he h ypothesis t hat t he b oundary u sed t o d efine t he a rea s urrounding a c airn h as n o s ignificant e ffect o n t he f inal r esults. A c omputer p rogram i s i n t he p rocess o f b eing w ritten t o c ompare t he r esults o btained u sing a n umber o f d ifferent b oundaries v arying in s ize and f orm. T he e ventual a im i s t o b e a ble t o c ompare t he a reas s urrounding s ix o f t he c airns o n A rran and t o s uggest r easons f or t heir l ocation w ithin t hese p articular a reas.
T he m ajor
a dvantage o f t his a pproach i s i ts r elative f lexibility s ince a ny s ize o r f orm o f c airn a rea c an b e d efined w ithin t he l imits o f t he s ampling g rid. F or t his p reliminary r eport t he r esults f or S liddery W ater a re b ased o n d ata f rom f our d ifferently d efined a reas o f a pproximately t he s ame s ize. T he c airn a rea s hown i n F igure 1 i s d efined u sing n atural b oundaries, t hat i s, b reaks o f s lope a nd s tream c ourses, w hile t he c airn a reas s hown i n F igures 2 4 a re d efined u sing p urely a rbitrary b oundaries. T he c onclusions f rom t his o ne s ite m ust b e t reated w ith c are s ince a f uller i nterpretation w ill o nly b e p ossible w hen d ata f rom o ther s ites a re a vailable.
4 5
Km •
C A IRN C A IRN A R EA L AND ANN E7 9 1 .
F ig.
1
C airn a rea of
S liddery W ater d efined
b y n atural
b oundaries
( above).
F ig.
2
C airn
a rea of
S liddery W ater
( below).
4 6
d efined
b y
a n
a rbitrary
b oundary
KM
•
C A IRN C A IRN A R EA L AM A B C b / F7 5M .
F ig.
3
C airn
a rea of
S liddery W ater
d efined
b y
a n
a rbitrary
b oundary
S liddery W ater
d efined
b y
a n
a rbitrary
b oundary
( above).
F ig.' 4
C airn
a rea
o f
( below).
4 7
8 0
4 0
1
2
3
4
5
6
7
8
9
1 0
H E IGHT
8 0
-
4 0
1
2
3
4
5
S I TE D RA INAGE
1
2
3
1
V I S I B I L ITY
2
3
4
G EOLOGY
5
2
3
R OCK INESS
S O IL T EXTURE
F ig.
5
S liddery W ater :
d istribution o f s ample p o ints a ccording t o t he
f actor s ub—classes l isted i n T able 1 .
4 8
K endall's
C oefficient
o f
C oncordance
( Siegel
1 959)
t he e xtent o f a ssociation b etween t he d ata o n h eight,
i s
u sed
a spect,
t o m easure
s ite d rainage
a nd s oil t exture f or e ach o f t he a reas s hown i n t he f igures.
T hese
p articular f actors w ere c hosen f or c omparison b ecause t hey a ppeared t o s how t he g reatest b etween-area v ariation . T he r esults o btained ( see b elow) a ll s uggest a v ery c lose m easure o f a ssociation b etween t he d ifferent a reas a nd s upport t he h ypothesis t hat t he b oundary u sed t o d efine t he a rea s urrounding ac airn h as n o s ignificant e ffect o n t he f inal r esults. V alues o btained f or W ( Kendall's C oefficient o f C oncordance) H eight:
0 .93
p
. 001
A spect:
0 .93
p
. 01
S ite d rainage:
0 .91
p
. 01
S oil t exture:
0 .91
p
. 001
K endall's b est
e stimate
C oefficient o f
o f
C oncordance
t he " true" r anking o f
c an a lso
b e u sed
t o
s uggest
t he
t he f actor c lasses a nd t herefore i t
c an p rovide a c onsensus v iew o f t he " true" a rea s urrounding t he c airn .
T he
r esults
t he
o btained u sing a b oundary
1 .8 k m s q.
w ith t he c airn l ocated a t
c entre ( Fig. 3 ) m ost c losely m atch t hose g iven b y t he b est e stimate a nd w ill, t herefore , b e u sed t o e xamine s ome o f t he e xisting h ypotheses r elating t o t he d istribution o f t he c hambered c airns o n A rran . T he
r esults
a vailable
f or
t he
c airn a rea s urrounding
t he
s ite a t
S liddery W ater d o n ot s upport C hilde's h ypothesis t hat t he c hambered c airns w ere e rected o n t he s lopes i mmediately a djacent t o t racts o f l ight s oil. I n t he a rea s urrounding t he c airn o nly 1 6% o f t he s ample p oints a re c lassified a s h aving l ight,
w ell-drained s oils
( Fig.
5 ).
S imilarly,
t he d ata d o n ot
s upport D avies' a rgument t hat a n egative c orrelation e xists b etween t he d istribution o f t he c airns a nd t he a rea o f g lacial t ill; 8 5% o f t he s ample p oints a re l ocated o n a reas o f g lacial t ill a nd o nly l ocated o n a lluvium o r r aised b each d eposits ( Fig. 5 ).
5 % o f t he p oints a re A lthough t he a rea i s
r elatively w ell-drained i n c omparison t o t he r est o f A rran , t he h igh p ercentage o f s ample p oints f ound o n c layey s oils c asts d oubt o n t he a rgument t hat t he c airns a re l ocated i n a reas a griculture.
s uitable
p rimarily f or N eolithic
O ne i nteresting p oint a rising f rom t his a nalysis o f t he a rea
s urrounding t he c airn a t S liddery W ater i s t hat t he s ite i s o nly v isible f rom 2 4% o f t he s ample p oints. T his r esult w ould a rgue a gainst t he i dea s uggested b y D avidson e t a l. p ositions.
( 1976) t hat t he c airns a re l ocated i n d ominant
I t i s p ossible t o a rgue t hat i n t he c ase o f S liddery W ater t he
s ite w as c hosen b ecause o f i ts l imited v isibility . I f t he c airn a t S liddery W ater i s u sed a s e vidence f or t he o ccupation o f t he v alley d uring t he N eolithic t he r esults o f t his a nalysis w ould s uggest a f ar m ore m ixed e conomy t han h as b een e nvisaged b y p revious r esearchers.
T he
u ndulating a nd r elatively w ell d rained n ature o f t he a rea m ay s uggest t hat s ome s ort o f p astoral e conomy s upplemented b y t he e xploitation o f n atural r esources a nd t he f arming o f t he v ery r estricted t racts o f l and s uitable f or a griculture w ould h ave b een m ost v iable. T he r esults f rom t he a rea s urrounding t he c airn a t S liddery W ater i ndicate t he v alue o f u sing f ield d ata i n a ddition t o d ata f rom p ublished s ources f or a nalyses o f t he d istribution o f a rchaeological s ites.
49
T he g eneral a pproach
o utlined
i n t his
p aper
o ffers
a p ossible
s olution t o
t he p roblem o f a rea
d efinition , a nd m ay h ave o ther a pplications i n a rchaeology , f or e xample , t he a nalysis o f p rehistoric p atterns o f r esource e xploitation .
i n
R EFERENCES B ryce,
T .H.
( 1910)
T he B ook o f A rran : D avidson ,
' The
A rchaeology.
D .,
R icher ,
S .
S epulchral
R emains'.
a nd
R ogers, A .
( 1976)
f or t he a nalysis o f a rchaeological d istributions'. A rchaeology 2 ( 4) p p 1 -10. D avies,
M .
( 1946)
B alfour,
J .A .
9 £ s imulation p rogram
N ewsletter
o f C omputer-
' The d iffusion a nd d istribution p attern o f t he
m egalithic m onuments o f t he I rish A ntiquaries J ournal 2 6 , p p 1 25144. H odgson , J .M .
I n
G lasgow , p p 3 3-156.
( 1976) S oil
S ea a nd N orth
S urvey
C hannel
c oastlands.'
F ield H andbook , S oil S urvey T echnical
M onograph N o. 5 , H arpenden . R enfrew ,
C .
( 1973)
B efore
C ivilization :
a nd p rehistoric E urope , H armondsworth : R enfrew , C . ( 1976)
t he r adiocarbon
P enguin .
' Megaliths , T erritories a nd P opulations'.
A cculturation a nd c ontinuity i n A tlantic E urope m ainly d uring t he p eriod a nd t he B ronze A ge. D issertationes A rchaeologicae V ol. 1 6. S cott,
J .G.
( 1969)
e t. a l. M egalithic U niversity P ress. S iegel, N ew Y ork :
S .
' Clyde C airns o f S cotland'.
E nquiries p. p
i n
r evolution
t he
W est
o f
I n D e L aet, N eolithic G andenses
I n P owell, T .G.E.
B ritain.
L iverpool
1 75-222.
( 1956) N onparametric S tatistics o f t he B ehavioral S ciences.
M c -Graw H ill.
5 0
S ITES A ND S OILS:
P ROBLEMS O F I NTERPRETATION
A S D EMONSTRATED B Y E AST B ENNAN C HAMBERED C AIRN O N A RRAN
D onald A . D avidson
A c ommon p roblem p osed
b y a rchaeologists
i s
t he
e xtent
t o w hich
s oil
c onditions h ave h ad a n i nfluence o n t he d istribution o f a rchaeological s ites. T he u sual a pproach i s t o s uperimpose a n a rchaeological d istribution o n as oil m ap and t hen t o d etermine i f a ny s patial c orrelation c an b e e stablished b etween s ites a nd s oils. A n e arly e xample o f s uch a n a nalysis i s p rovided b y G rimes ( 1945) w ho d emonstrated f or A nglesey t hat t he m ost d ensely p opulated
a reas
i n
p rehistory w ere
t hose w ith
l ight-medium t extured
s oils
d eveloped f rom t he A nglesey s hales a nd s chists. G rimes s tressed t he u sefulness o f s oil m aps a nd t heir s uperiority o ver g eological o nes f or t he a nalysis o f a rchaeological d istributions. A nother W elsh e xample i s p rovided b y C rampton a nd W ebley ( 1963) w ho o bserved , f or e xample , t hat B ronze A ge r ound b arrows i n G ower o ccur m ostly w ithin a reas o f f reely o r i mperfectly d rained p odzols w hilst I ron A ge f orts o ccur c hiefly o n t he a cid b rown s oils a round t he s outh a nd s outh w est o f G ower. M any s tudies o f t his t ype c ould b e q uoted t o i llustrate t he a pproach. T he a im o f t his p aper i s t o e xamine s ome o f t he p roblems i n s uch a n a nalysis b y d iscussing t he s etting o f o ne a rchaeological s ite , n amely t he n eolithic c hambered c airn a t E ast B ennan n ear t he s outhern c oast o f A rran ( Fig. l a). T his t omb i s t he o nly i ndicator o f n eolithic a ctivity i n t his a rea a s n o s ettlements a re k nown h ere , o r e lsewhere , o n A rran . O ne r eason f or t aking E ast B ennan i s t hat i t i s s ituated i n ad istinct t opographic u nit, a s hallow b asin ( Fig.
l b).
T he q uestion i s
t o a ttempt s ome e valuation o f
t he s oils i n t he b asin i n t erms o f t heir s ignificance t o t he n eolithic c ommunity. T his i s o nly p ossible i f t he f ormer s ignificance o f s oil a ttributes
i s a ssessed w ith
r eference
t o
s pecific
h uman a ctivities.
T he
i mplication i s t hat a b road s pectrum o f d ata a bout f ormer s ocieties o ught t o b e a vailable b efore a ttempts a re m ade t o i dentify t he b ehavioural i mpact o f s oil c onditions. I n p ractice ,
o f c ourse ,
t he a rchaeological
r ecord
i s
v ery
f ragmentary
a nd o ften v irtually n o i nformation i s a vailable f or s pecific s ites. T his i s t he c ase w ith t he E ast B ennan c airn a nd i t i s n ecessary t o t urn t o r ecently e xcavated a nalogous s ites s uch a s Q uanterness i n O rkney. Q uanterness
a s
p roposed
b y
R enfrew
( 1979)
s uggest
T he
r esults
f or
a r ather v aried e conomy
b ased o n g rowing s om e c ereals ( probably b arley), h erding o f c attle, s heep a nd p igs,
f owling -especially f or g annets,
f ishing a nd h unting ( deer).
S uch a
m ixed e conomy i s p robably a lso a pplicable t o t he s ociety w hich b uilt t he E ast B ennan c hambered c airn o n A rran . O n t he b asis o f t he O rkney f indings, t he A rran c airn w as p robably t he t erritorial t omb f or a l iving p opulation o f t he o rder o f 2 0 p eople.
R enfrew v iews s uch c airns a s r eflecting s mall s cale
a utonomous s egmentary s ocieties.
5 1
F or A rran p alaeobotanical e vidence i s p resented b y R obinson i n a nother p aper i n t his v olume
( below , p age 5 7).
I n v ery g eneral t erns t here a ppears
t o h ave b een a g radual d ecline o f f orest
( especially o ak a nd b irch) o ver t he
f irst t hree m illennia B C w ith t he c orresponding i ncrease i n p ollen f rom h eathland and p lantains i ndicating a gricultural c learance. S o a t E ast B ennan i t i s n ecessary t o e nvisage a s mall g roup o f p eople w hose e conomy i s b ased o n a r ange o f l and a nd s ea r esources o perating w ithin a l argely f orested t erritory. A r econnaissance s oil s urvey w as e xecuted f or t he E ast B ennan b asin a nd t he r esults a re g iven w ith i nterpretation o f g roups u sing t he S oil b e s een f rom t he m ap ,
i n F igure l c. E xamination o f s oil p rofiles c ombined a erial p hotographs p ermitted t he m apping o f m ajor s oil S urvey f or S cotland's c lassification s ystem . A s c an g ley s oils a re d ominant, a r esult o f t he h igh r ainfall
( of t he o rder o f 1 500 m m p er a nnum), t he p resence o f g lacial t ill a nd t he g entle s lope o f m ost o f t he l and. T he s ignificance o f t hese s oil t ypes c an n ow b e e xamined w ith r eference t o t he p ostulated m ixed n eolithic , b ut s ome i mmediate p roblems b ecome a pparent.
e conomy
d uring
t he
T he f irst d ifficulty c entres o n t he i ssue o f s oil c hange s ince t he n eolithic p eriod. T he s oil m ap ( Fig. l c) i s o bviously a s tatement o n t he p resent d ay d istribution o f s oils. D irect e vidence o f f ormer s oils a s e xpressed i n b uried s oils i s m issing t hough t here a re i ndications t hat t he m agnitude o f
s oil c hange o ver t he l ast f ive m illennia h as b een l arge.
t he M onamore c hambered c airn s ite o n A rran ,
A t
t here w as e vidence f or s oil w ash
i nto t he f orecourt d uring t he p eriod t he s ite w as i n u se ( Mackie 1 963).
I t
i s d uring t he m ost r ecent h istorical p hase ( post 1 800 A D) t hat s oil c hange i s m ost
e vident.
B anking u p
o f
s oil
t o
t he
o rder
o f
1m a gainst
f ield
b oundaries c onstructed d uring t he i mprovement p eriod i ndicates t he m agnitude o f s oil w ash p rocesses. T he i nstallation o f f ield d rainage s ystems h as m arkedly i mproved s oil c onditions w hilst c ultivation h as r educed t he s patial o ccurrence o f p eaty g leys ( now g leys). I t i s b eing i ncreasingly r ealised t hat f armers, e specially o ver t he l ast t wo c enturies, h ave h ad a m ajor b eneficial e ffect o n s oils t hrough d rainage, s tone c learance, c ultivation a nd t he a pplication o f o rganic m atter.
Q uestions a bout t he e ffect o f c limatic
c hange o n s oil c onditions f ade i nto i nsignficance c ompared t o t he e ffect o f m an .
I n e ssence t hen ,
t he p resent d ay s oils o n t he m iddle a nd l ower s lopes
o f t he E ast B ennan b asin h ave b een m uch i mproved b y m an 's a ctions. t he p resence
o f
a f orest
c over d uring
t he
n eolithic ,
i t
D espite
c an b e p ostulated
t hat t he m ajor r estriction o n c ultivation w ould h ave b een d rainage. P eaty g leys w ould h ave b een m ore e xtensive o n t he l ower s lopes a nd t he s ame w ould h ave a pplied t o g roundwater g leys o n t he b asin f loor a rea b efore s ome c ontrol w as
e xerted o n t he
c ourse
o f
t he
b urn .
B rown e arths m ay h ave o ccurred o n
m iddle s lopes u nder a f orest c over. A s econd p roblem r elates t o t he a rea w hich h as t o b e e valuated i n p alaeoenvironmental t erms. T he n eolithic s ociety a t E ast B ennan i s c onsidered t o h ave b een v irtually s elf s ufficient i n r esource r equirements, t hus i t i s n ecessary t o a ttempt t o d efine i ts s phere o f r esource u tilization . T his i s a p roblem e xamined b y C . b ecome v ery m arked w hen s ites
P erry i n t his v olume a nd t he d ifficulties
o ccur
i n v ery
c ontrasting p hysical
s ettings.
I n e ssence t he p roblem a t E ast B ennan i s t o k now t he a rea w hich o ught t o b e m apped i n t erms t erritory.
o f s oils a nd s uch a d ecision d emands
T he m ixed n ature o f
p atterns o f e xploitation m ay h ave v aried a ccording a nd t he t ime o f t he y ear ,
c onsideration o f
t he e conomy p oses f urther p roblems,
f or e xample ,
f ishing,
t o
t he
f owling ,
t ype
o f
s ince
a ctivity
c ereal c ultivation .
T he d ecision a bout c airn t erritory a t E ast B ennan i s e asier t han f or m any o f
5 2
SO ILS P ea t P ea ty g l ey R ock a t o rn ea r t he s u r face P ea ty p odzo l S u r face w a te r g l ey H um ic g roundwa te r g l ey G roundwa te r g l ey
R ock o u tc rops _
S t ream I n c ised s t ream C l i fed c oas t f EAST B ENNAN CA IRN
a
B ennan H ead
F ig.
l a. b .
L ocation o f B ennan H ead o n A rran T opography o f t he F ast B ennan b asin ( contours i n m etres)
c .
S oil m ap o f F ast B ennan b asin
53
t he s ites o n A rran s ince t he c airn i s l ocated w ithin a d istinct t opographic u nit ( Fig. l b). D espite t his f eature, t he n eolithic c ommunity w ould a lmost c ertainly h ave t apped r esources o utside t his b asin, b ut i t c an b e h ypothesised t hat t he m ain f ocus o f a ctivity w ould h ave b een w ithin i t. T he
c ritical
i ssue
b ehavioural p atterns.
i s
t he
e xtent
t o w hich s oil
c onditions
F or t he h unting a nd f owling a spects,
i nfluenced
l ittle c an b e
s tated g iven t he p aucity o f b one e vidence, t hough i t c an b e s uggested t hat t he g roundwater g ley a rea w ould h ave p rovided a d istinctive w etland h abitat. T his
b asin f loor a rea m ay h ave b een o f v alue f or f owling a nd p ossibly a lso
f or f ishing. A nother i nteresting q uestion i s w here, o r i ndeed i f, c ereal c ultivation w as p ractised. F or p resent d ay a griculture, p rime s ignificance i s g iven t o s oils w hich a re o f r easonable d epth a nd d rainage a nd w ith n o m ajor p roblems o f s tone o r r ock. P resent d ay f armers f ocus t heir a rable a ctivities o n t he m iddle a nd l ower s lopes o f t he b asin , o n s oils m apped a s s urface w ater g leys.
T hus i t c ould b e h ypothesised t hat t he n eolithic g roup
a scribed a gricultural s ignificance t o t he s ame s oils a nd s uch a v iew h as b een e xpressed b y C hilde ( 1942) f or O rkney; h e s tressed t he c orrelation b etween c hambered c airns a nd p resent d ay a rable a reas. A n a lternative v iew i s t hat
t he a reas o f a rable c ultivation w ould h ave
b een o n t he s teeper s lopes -a reas m apped i n F igure l c a s h aving r ock a t o r n ear t he s urface.
I t i s i nteresting t o o bserve t hat i t i s o n t hese s teeper
s lopes t hat r emnants o f c ultivation r igs a re p reserved. T hus s ignificance w as a scribed t o t hese s teep a nd i rregular a reas i n t he p re-agricultural i mprovement s ituation . O f c ourse i t i s p ossible t hat e vidence f or r igs h as b een l ost i n t he p resent d ay a rable a rea. T he c airn i s c entrally l ocated w ithin t he a rea w here r igs a re i n e vidence a nd t here a re n earby i nstances o f r igs o n s lopes o f 3 6 °.
A s a lready s tated t he m ajor a gricultural d ifficulty
i n t his a rea i s d rainage a nd t he r esponse t o t his b efore t he n ew t echniques o f t he a gricultural r evolution w as t o s elect s teep l and a nd t o r idge t he s oil i nto r igs i n o rder t o f acilitate g ood d rainage. T wo h ypotheses t hus e merge.
I n t he f irst,
t he c airn i s v iewed a s b eing
l ocated o n t he m argin o f t he a rea o f g ood a rable l and , t he a rea w hich i s a lso o f a gricultural i mportance t oday. I n t he s econd , t he c airn i s v isualised a s b eing c entral t o av aried a rea w here t he s teepness o f t he l and o ffered a s olution t o t he d rainage d ifficulties.
P rior t o e nclosure t his a rea w as o f
a gricultural
o f
t echniques
v alue,
m eant
b ut
t he
t he
a rrival
a bandonment
o f
n ew
s uch
d rainage
i rregular
a nd
c ultivation
t errain
a nd
t he
i llustrates
t he
d evelopment o f t he s urface w ater g leys. T he
s pecification
d ifficulties i n t he a rchaeological s ites.
o f
t hese
t wo
c ontrasting h ypotheses
i nterpretation o f a s oil m ap w ith r eference t o T he i ssue w hich i s e mphasised i n t his p aper i s t he
i mportance o f a ssessing s oil c onditions i n t he l ight o f
f ormer e conomic a nd
t echnological s ituations. T hus t he s ignificance o f s oil c haracteristics w ill h ave v aried a ccording t o s pecific l and u ses a nd m anagement t echniques. T his a pproach t o s oil, o r t o l and i n ab roader s ense , i s n ow b eing a dopted t o m odern p lanning i ssues a nd i s s pecified i n t he F AO E valuation
( 1976).
D avidson
( 1980) h as
F ramework
r eviewed s uch t echniques,
t o
L and
m any o f
w hich a re a pplicable t o p alaeoenvironmental a ssessment. I n p ractice , t his m eans t hat a s oil s urveyor i nvolved w ith a n a rchaeological p roject h as t o b e t horoughly i ntegrated w ith t he
s tudy a nd h e
i nformation a bout f ormer l and u ses,
r equires
a g reat
d eal
o f
t echnologies a nd s patial p atterns b efore
h e c an b egin t o s uggest i nterpretations o f h is s oil m ap.
T hus t he s tudy a t
E ast B ennan c hambered c airn r aises m ore p roblems t han s olutions,
54
b ut a s tart
t o
t he
s olution
o f
t hese
s oil
i nterpretational
d ifficulties w ill
o nly
b e
p ossible w hen a rchaeologists b egin t o t hink i n l andscape e cological t erms.
R EFERENCES
C hilde , V .G.
1 942 ' The c hambered c airns o f R ousay'. A ntiquaries J ournal
2 , p p 1 39-42. 2 C rampton ,
C .B.
a nd W EBLEY ,
D .P.
1 963
' The c orrelation o f p rehistoric
s ettlement and s oils: G ower and t he S outh W ales B ulletin o f t he B oard f or C eltic S tudies 2 0 , p p 3 26-37. D avidson , D .A . 1 980 F AO 1 976
S oils a nd l and u se p lanning .
' A f ramework f or l and e valuation '.
c oalfield'.
L ondon :
L ongman .
F AO S oils B ulletin N o. 3 2 ,
( Rome). G rimes,
W .F.
1 945
' Early m an a nd t he s oils o f A nglesey'.
A ntiquity
1 9 , p p 1 69174. M ackie ,
E .W .
1 963
' New e xcavations o n t he M onamore c hambered c airn ,
L amlash , I sle o f A rran '. P roceedings o f S cotland , 9 7, p p 1 -34. R enfrew , C . 1 979
I nvestigations
o f
i n
t he
O rkney.
S ociety
A ntiquaries
( Reports o f t he R esearch
C ommittee o f t he S ociety o f A ntiquaries o f L ondon , N o. 3 7).
5 5
o f
P REHISTORIC M AN A ND T HE E NVIRONMENT O N T HE W EST O F A RRAN ,
S COTLAND
D avid R obinson T his w ork s tems d irectly f rom e xcavations a t T ormore w est o f A rran c arried o ut b y E xcavation U nit i n J une 1 978.
( NR 7 96372) o n t he
t he S cottish D evelopment D epartment's C entral T hese f ollowed a s urvey o f t he a rea b y R oger
M ercer o f E dinburgh U niversity i n 1 976
( Mercer
a fforestation b y t he F orestry C ommission .
1 978) p rior t o p loughing a nd
T he s urvey r evealed a c ollection
o f m onuments r anged a long t he e ast-facing s lope o f T or R igh t he w estern s ide o f t he b asin e nclosing M achrie M oor. a nd 1 00 m c ontour t here w ere e ight h ut c ircles, m etres o f t raceable p re-peat f ield b ank. O f
M or w hich f orms
L ying b etween t he 6 0 m
t wenty c airns a nd a bout 1 500 t hese, t wo h ut c ircles, t wo
c airns a nd s everal s ections o f t he f ield b anks w ere e xcavated S uperficially t he m onuments a ppeared t o r epresent a n I ron A ge s ettlement s ite.
H owever ,
o n e xcavation a d ifferent p icture e merged.
O ne h ut c ircle
h ad b een r epeatedly r ebuilt a nd a n a ll-over-cord b eaker w as r ecovered f rom i ts e arliest u se.
I ts l atest p eriod o f o ccupation w as r adiocarbon d ated t o
1 020 + 9 0 b .c. T he o ther c ircle a ppeared t o h ave b een o ccupied o nly o nce w ith p erhaps s light e vidence f or i ts r e-use. O ne o f t he c airns y ielded a q uantity o f
f lint i mplements,
s everal o f
t hem w orked,
a nd t he o ther l ay o n
t he l ine o f a f ield b ank w hich a ppeared t o h ave b een r epeatedly T he m ajority o f t he f ield b anks p ostdate t he o ther m onuments a nd , t heir p recise d ating i s u nclear ,
r ebuilt. a lthough
t hey p robably r epresent r e-use o f t he s ite
i n t he I ron A ge. T he
w hole
o f
t he
h illside,
i ncluding
t he
m onuments,
i s
c overed w ith
b lanket p eat r anging i n d epth f rom 2 0 c m t o 2m etres a nd d uring t he c ourse o f t he e xcavation s ections w ere c ollected f rom t he d itch a ssociated w ith o ne o f t he m ain f ield b anks a nd f rom a s addle-type d epression 4 0 m etres t o t he w est o f t he m ain h ut c ircle. T he d itch s ections v aried f rom 3 2-70 c m i n d epth a nd t he m ain s ection f rom t he d epression ( TM1) w as 1 85 c m d eep. I t w as h oped
t hat
p ollen a nalysis o f
t hese s ections w ould t hrow s ome l ight o n t he
c omplex c hain o f e vents w hich h ad o bviously t aken p lace a t t he s ite s ince i ts f irst o ccupation d uring t he B eaker p eriod.
U nfortunately,
a nalysis o f t he
b ase o f T M1 s howed t hat t he v egetation h ad a lready b een c onsiderably i nterfered w ith a nd t here w as a bundant e vidence o f a gricultural a ctivity s uggesting t hat t he s ection p ostdated s ome , i f n ot a ll, o f t he o ccupation p eriod.
T his w as l ater c onfirmed b y a r adiocarbon d ate f rom t he b asal p eat
o f 1 080 + 7 0 b .c., w hich w as s tatistically i nseparable f rom t hat f or t he l ast o ccupation o f t he s ite. D ating o f t he d itch s ections s howed t hat t he d eposits b egan f orming a t a n e ven l ater d ate a nd w ere
s imilarly o f
l imited
u se a s r egards t he i nterpretation o f t he m ain b ody o f a rchaeological e vidence. I t w as o bvious t hat a l onger , o lder s ection w as n eeded i f t he w ork w as
t o
c ontinue
and
t his w as
f ound o n M achrie M oor,
1 km t o t he
n ortheast. T his s ection ( MML80) w as 4 .5 m etres i n d epth a nd w as f ound t o r epresent t he w hole o f t he p ost-glacial p eriod a part f rom a f ew r ecent c enturies
5 7
w hich
a re a bsent,
p robably a s a r esult o f p eat c utting.
r epresented
t he w hole
o f
t he
A ccordingly t he s ection
o ccupation p eriod,
f ashion , a nd h ad t he a dded b onus o f p roviding a rea.
a lbeit
i n a m ore
g eneral
r egional p ollen c urves f or t he
R ESULTS W ork o n a ll t he s ection i s
s till i n p rogress a nd t he r esults p resented
h ere a re, o f n ecessity , p rovisional. T he f ollowing i s a n o utline o f t he f indings s o f ar , w ith t he s ection i n w hich t hey a re r epresented b eing s hown i n b rackets. D uring
t he
c ourse
o f
t his w ork
t he
c harcoal
c oncentration o f
t he p eat
s ections h as b een m easured a t r egular i ntervals b y an umber o f m ethods. T he r esults h ave p roved v ery i nteresting a s t he c harcoal c urves m irror v ery c losely t he l evel o f h uman a ctivity s uggested b y t he p ollen c urves.
S UMMARY 1 .
T he p eat o n M achrie M oor b egan f orming a bout 1 0000 b p.
T here a re
s ome i ndications o f M esolithic i nterference w ith C alluna p ollen a nd a c ontinuous c harcoal c urve b eing p resent f rom a bout l atter m ay b e d ue t o n atural c auses. ( MML80). 2 .
T here
i s
a c lear
e lm
d ecline
d ated
8 000 b p
t o
4 740+
o nwards.
8 5
b p,
T he
w ith
P lantago l anceolata a nd o ther c ultural p ollen p resent p rior t o t his, r epresenting a p eriod o f e arly N eolithic a griculture w hich h ad l ittle o verall e ffect o n t he w oodland c anopy. T he a bsence o f t he p ollen o f c ereals a nd a rable w eeds s uggests a p astoral e conomy. C harcoal l evels a re h igh a t t he e lm d ecline. 3 .
( MML80).
A s econdary e lm r ise o ccurs a t 4 310+ 1 55 b p a nd t here i s a s light
r eduction i n p ollen f rom s pecies a ssociated w ith a griculture , i ndicating a l ess i ntense p eriod o f a ctivity i n t he l ater N eolithic. C harcoal l evels a re l aw .
( 4ML80). 4 .
A r esumption i n a ctivity i s i ndicated b y a s econdary e lm d ecline
a nd g eneral f all i n t ree v alues d ated t o 3 535+ 15 b p. T he e arly s tages o f t his m ay h ave b een c ontemporary w ith t he f irst o ccupation o f t he s ite o f T ormore. D uring t he B ronze A ge t he t ree v alues f all t o l evels f rom w hich t hey n ever r eally r ecover a nd t he c harcoal c urve r ises i n a r eciprocal f ashion .
Ap eak i n a gricultural i ndicators i s s een i n t he l ater B ronze A ge
( 2880 ± 8 0bp) w ith P lantago l anceolata m aking u p 4 8% o f t otal p ollen i n M ML80. P eat f ormation a nd t he l ast o ccupation o f t he T ormore s ite o ccurred s lightly b efore t his a nd t he p eak i n a ctivity a ppears t o b e a lso r eflected i n T M1. P ollen f rom c ereals a nd a rable w eeds n ixed f arming s ystem . ( MML80 , ml). 5 .
E vents
s ubsequent
t o
t his
a re
i s a lso p resent
s omewhat
r epresenting a
e rratic w ith f luctuating
l ow l evels o f t ree p ollen a nd a s imilar b ehaviour o f t he c urves f or i ndicator s pecies a nd f or c harcoal.
T his c ulminates i n w hat a ppears t o b e a n I ron A ge
p astoral p hase w ith s ome c ereal c ultivation. T his p hase p robably c orresponds t o t he r e-use i n t he I ron A ge o f T ormore a nd t he b ases o f t he d itch s ections
h ave
b een
d ated
t o
a pproximately
( MNL80 , T MI, D itch s ections).
5 8
t his
t ime
( ca.
2 100
b p).
6 .
F ollowing t he I ron A ge t here a ppears t o b e a v ery o bvious l ull i n
a ctivity w ith v ery l ittle i ndication o f h uman a ctivity , a nd t he t rees s tage a m inor r ecovery. C harcoal l evels a re c orrespondingly l ow. ( MML80 , NI, D itch s ections). 7 .
A d efinite
r esurgence
i n
a ctivity
c orresponds r oughly t o t he V iking i nvolvement w ith a n i mprovement i n c limate , T ree v alues f all a nd t here c harcoal c urve.
t he s o-called a s harp
a rable
a nd p astoral
a t ime
' little o ptimum '
( Lamb 1 977).
p ollen a nd
( MML80,
NI,
A ctivity a pparently d eclines a gain f ollowing t his p hase ,
m aintained t o t he t op o f t he s ections.
( enso ,
w hich
t he
100 b p a nd a ppears t o r epresent
a griculture.
a s a r esult o f a d eterioration i n c limate. v alues.
a t
r ise i n a gricultural
T his h as b een d ated t o c a.
b oth e xtensive s ections). 8 .
i s
o ccurs
i n t he W estern I sles a nd a lso
T his l ow ,
D itch
p robably
f luctuating l evel i s
T he c harcoal c urve r eaches v ery h igh
T MI D itch s ections).
A CKNOWLEDGEMENTS Iw ish t o t hank m y s upervisor ,
D r. J .H. D ickson ,
f or h is h elp,
s upport,
a nd e ncouragement a nd f or h is c ritical r eading o f t his m anuscript. a lso l ike t o t hank M r.
J .
B arber ( Central E xcavation U nit) a nd D r.
Iw ould D .
B reeze
( S.D.D. ( AM)) f or t heir c ontinued c o-operation r egarding t he a rchaeology o f T ormore. T his f indings
p aper w as w ritten m idway m ust
b e
r egarded a s
t hrough
p rovisional.
a r esearch s tudentship a nd t he I n t he
c ourse
o f
f urther w ork ,
i deas a nd i nterpretations h ave c hanged s o t hat c ertain a spects o f t his p aper a re n ow o ut o f d ate. t hesis a ccepted b y
T he w ork h as b een c ompleted a nd i s t he s ubject o f a t he U niversity o f G lasgow f or t he d egree o f P h.D.
S everal p apers a re f orthcoming o r i n p reparation .
R EFERENCES B arber , J .
1 978
' Tormore'. D iscovery a nd E xcavation i n S cotland ,
1 978 ,
p . 2 8. B arber,
J .
1 979
E xcavations a t T ormore, A rran .
U npublished i nterim
r eport. L amb, H .H . M ercer , a reas o f
1 977
R .J.
C limates:
1 978
' Field
t he I sle o f A rran ,
p resent, p ast a nd f uture. s urvey i n t he
B ute'.
B lackwaterfoot
1 33-136.
59
( Oxford:
L ondon .
a nd M ächrie
I n B owen , H .C. a nd F owler ,
E arly L and A llotment i n t he B ritish I sles p p.
V ol. 2 .
B .A.R.
P .J.
( eds.)
N o.
4 8)
P ROBLEMS
O F
R ELATING
S ITE
A ND E NVIRONMENT
I N P OLLEN-ANALYTICAL
R ESEARCH I N S OUTH W EST E NGLAND
C . J . C aseldine
T he r elationship b etween a s ample s ite a nd i ts s urrounding e nvironment i s
p erhaps
f orm o f
o ne
o f t he m ost d ifficult a nd i ntractable p roblems f aced i n a ny
p alaeoenvironmental
r esearch.
U sually a ny i nterpretation o f
r elationship i s b ased l argely o n t he e mpirical d ata,
t his
t he m icrofossils,
e specially p ollen , f ound a t t he s ite i tself, w hich, w hen s een i n t heir e cological c ontexts, a re r elated t o t he s urrounding e nvironment i n a l ogical m anner.
S o
i nterpretation ,
l ong
a s
t he
t hat i s,
i nternal
t hrough t ime,
l ogic
i s
s ound
t hroughout
t he
t hen s uch a n a pproach c annot b e
d irectly q uestioned u nless t he o riginal p remises a re f ound t o b e f alse. A s imple e xample w ill s uffice t o d emonstrate t his p oint. I f a p articular w oodland t ype i s i nferred f or a d efined p art o f t he p roposed p ollen c atchment a round a s ite , t hen c hanges s een i n t he p ollen r ecord t hrough t ime h ave t o b e i nterpreted o n t he b asis o f t hat f orm o f w oodland b eing t here a nd r esponding t o a ny e nvironmental c hanges a ccording t o a r ational e cological p rogression . W here, a s i n m ost p alaeoenvironmental a nalyses, n either t he a rea c ontributing f ossil e vidence t o a s ite n or t he n umber a nd v ariety o f c ontrasting a reas c an b e a scertained a ccurately ( Oldfield, 1 970), i t i s e ssential t hat s itee nvironment r elationships a re c onsidered i n s ome d eta il. O nly b y d etailed k nowledge o f s ite v ariations a nd t he l ikely e xtent o f t he i nfluence o f s urrounding v egetation c an t he p alaeoenvironmentalist b egin t o a nswer s ome o f t he f undamental q uestions o f h ow r epresentative a ny s ample s ite i s o f am uch l arger a rea o r c atchment. U ntil p ollen w ork , e specially t hat i nvolved i n u nderstanding t he i mpact o f e arly h uman c ommunities o n t he l andscape , h as a s ounder c onceptual b ase ( Edwards, 1 979), o r u ntil e xperimental w ork o n t he p resent r elationship b etween p ollen s ource a rea a nd s ample s ites i s e xtended ( Caseldine, 1 981), i t i s n ecessary t o t ake c are i n e valuating e ach s ite b efore a ttempting t o g eneralise a bout e nvironmental c hange o ver r elatively l arge r egions. T he S outh W est,
a nd i n p articular D artmoor ,
h as p erhaps s uffered f rom a
l imited a mount o f p ollen a nalytical r esearch b eing i nvoked o ver a w ide a rea a nd a l ong t ime s cale t o s uggest a n e nvironmental h istory w hich , a t b est, c an b e n o m ore t han a p reliminary o utline o f l ikely p atterns. v aluable w ork o f S immons
( 1964a,
T he i nitial
b ) i s o nly n ow b eing e xtended b y t he u se o f
r adiocarbon d ating y et c hronological i nferences h ave b een d rawn f rom t his w ork o n a r egional s cale. T he s uggested c hronology o f v egetation c hange w as b ased o n o ur u nderstanding o f b oth v egetation c hange a nd a rchaeological s equences o f a lmost t wo d ecades a go , a nd t here h ave b een s ignificant a dvances a nd a lterations i n t hinking i n b oth t hese f ields s ince t hen . S imilarly s ome o f t he p atterns a t i ndividual s ites m ay h ave r eflected l ocal c hanges w hich w ere n ot s ynchronous a cross D artmoor ,
a s d iscovered b y P ears
( 1968,
1 969) i n
a nother e arlier b ut s omewhat a nalagous s ituation i n t he C airngorms. T he " rich c orpus o f i nformation o n t he p rehistoric a nd m odern e cology o f D artmoor" ( Hammond, 1 979, 1 46) j ust d oes n ot e xist, a t l east f or t he p rehistoric p eriod.
T he g roundwork h as b een d one b ut a l ot o f
6 1
t he d etail
r emains t o b e d iscovered a nd t he o verall s tory c ould c hange c onsiderably. I n c omparison w ith m ost u pland a reas o f t he B ritish I sles t he S outh W est i s r emarkably p oorly u nderstood i n t erms o f i ts p rehistoric e cology. r easons f or t his, t o al arge e xtent,
T he
l ie i n t he n ature o f t he a vailable
e vidence i tself a nd e specially i n c ertain s ite l imitations.
S ITE P ROBLEMS I N T HE S OUTH W EST T hose p roblems w hich c an b e a ttributed t o s ite c haracteristics f all i nto s everal c ategories a nd s hould b e s een w ithin t he m ore g eneral c ontext o f t he l ack o f r adiocarbon d ates a nd t he p aucity o f p ollen w ork s o f ar c arried o ut. i ) A bsence o f l akes -The l ack o f n atural l akes i n t he S outh W est m eans t hat m any o f t he r ecent d evelopments i n p alaeoecology a nd t he u se o f c atchment-based s tudies ( Pennington e t a l. 1 972 , O ldfield , 1 977, E dwards, 1 978) a re p recluded. T he d egree o f d etail a bout t he s oil a nd v egetation h istory w hich c an b e d educed f rom l ake s ediments c annot t herefore b e o btained f or t he S outh W est. T he o nly n atural u pland l ake, D ozmary P ool o n B odmin M oor , i s s hallow a nd h as a v ery r estricted c atchment. S ediments f rom t he s ite h ave b een a nalysed b y B rown ( 1977) b ut p roved o f l imited v alue i n u nderstanding t he p attern o f l ater P ostglacial e nvironmental c hange. i) i
L ack o f l owland s ites -There a re v irtually n o l owland c ontinuous
s edimentary r ecords i n t he S outh W est.
P eat , w ith t he e xception o f o ffshore
p eat b eds ( Pascoe , 1 970 , C larke, 1 970), i s l argely r estricted t o t he u plands o f D artmoor a nd B odmin M oor, a nd l arge t racts o f D evon a nd C ornwall a re a lmost c ompletely l acking i n s ites h aving p otential f or p alaeoenvironmental a nalyses. T his i nvariably m eans t hat a ny p icture o f e nvironmental c hange i s c oncentrated o n w hat w as h appening o n h igher g round. T his i s n ot a p roblem u nique t o t he S outh W est a nd m ay n ot b e i mportant f or t he e arliest p rehistoric p eriods b efore h eavier s oils c ould b e u tilised , b ut d oes m ean t hat i nterpretation o f w idespread v egetation c hanges h as t o t ake p lace i n s omething o f a v acuum . T he e xtensive p eat s preads o f t he S omerset L evels a re t otally a typical o f t he r est o f S outh W est E ngland a nd a s s uch w ill n ot b e d iscussed a t a ll h ere. ii) i
C haracter
o f t he a vailable s ites -The c haracter o f t he p ollen
s equence a lso p resents d ifficulties i n i nterpretation. T his i s a gain h ighlighted o n B odmin M oor w here l ocal p ollen i s o ften d ominant a nd t he v ariety f ound i n t he p ollen r ecord r eflects v ariations i n t he b og c ommunities r ather t han i n t he s urrounding e nvironment. P ollen c oncentrations a nd t ree p ollen c ounts a re l ow i n t he d eepest s ites a nd t he d istance o f t hese s ites f rom t he e dges o f t he g ently s loping b asins i n w hich t hey a re f ound p revents t he d erivation c ommunities.
o f
a n
u nambiguous
p icture
o f
s urrounding
v egetation
I n v iew o f t he d ifficulties o utlined a bove i t i s p erhaps n ot s urprising t hat m any o f t he p roblems w hich a re c haracteristic o f p alaeoenvironmental r econstruction i n t he p rehistoric p eriod h ave y et t o b e s olved.
T he
d istribution o f w oodland o ver D artmoor h as b een q uite l ogically i nferred b y S immons ( 1964a), b ut t he l ocation o f t he t reeline a nd i ts r elationship t o t he m ain v alleys w hich i ntrude i nto t he g ranite m assif i s n ot c lear . O n B odmin M oor t he o nly r eal e vidence f or t he p osition o f t he t reeline q uoted b y B rown ( 1977) i s t he f inding o f t ree r emains i n a t inning s ection a t 2 44m . T he s tatus o f w oodland c over, k nown ,
e specially t he o penness o f t he c anopy,
i s n ot
a nd w ith t he c onsiderable d epression o f t he t reeline t owards t he w est
6 2
w ith
i ncreasing e xposure,
t he
c haracter o f
t he u pland w oodland w hich f aced
e arly c ommunities a nd t he m osaic o f p otential e nvironments r emains o nly u ncertainly k nown. T he s tatus o f t he s oils w ithin t hese w oodland c ommunities
i s
s till
a m atter
f or
d ebate,
e specially
t he
e xtent
a nd
d urability o f b rown e arth t ype p rofiles i n t he u plands. U ntil b uried f ossil p rofiles a re d iscovered d ating f rom t he e arly P ostglacial a ny i nterpretations w ould b e s peculative.
R ecent w ork b y S taines ( 1979) w hich i ncluded t he
e xamination o f s oils o n D artmoor b uried b elow p eat d eposits, d id n ot p rovide c onclusive e vidence o f s oil p rofile c haracteristics p redating t he a ppearance o f h uman c ommunities. T hus i n S outh W est E ngland t he p otential f or t raditional a pproaches t o p alynological r esearch u tilising p eats
o r
l ake
s ediments
i s
l imited.
A ny
s tudy u sing p eat p rofiles h as t o s how a n a cute a wareness o f p ossible s ite i diosyncracies a nd w ill b e l imited b y t he s patial a nd t emporal v ariations o f t he d eposits.
I t i s n ecessary, t herefore, t o u tilise a ll s orts o f a vailable
e vidence a nd, i n p articular, t o t urn t o s ediments a nd s oils f ound i n a ssociation w ith a rchaeological s ites. T he a nalysis o f s uch m aterials i nvolves f urther i nterpretive d ifficulties b ut,
f or a l arge p art o f D evon a nd
C ornwall t hese a re t he o nly l ikely s ources a nd t hey w ill h ave t o b e u sed a nd t he c onsequent d ifficulties o vercome. T he t wo e xamples o f p alynological w ork f rom t he S outh W est d iscussed b elow i llustrate t he t wo t ypes o f d eposits w hich a re c entral t o o ur u nderstanding o f
t he e nvironmental h istory
o f
t he r egion .
B oth e xemplify
s ome o f t he p roblems a lready n oted , b ut n evertheless g ive v aluable i nsights i nto h ow t he u pland a reas o f D artmoor a nd B odmin M oor h ave c hanged d uring d ifferent p eriods w ithin t he P ostglacial. N ORTHERN D ARTMOOR -PEAT P ROFILES F ROM T HE W EST O KEMENT V ALLEY T he n orthern e xpanse o f D artmoor i s c ut b y s everal v alleys a nd a v alley p eat f rom o ne o f t he m ajor n orth-south t rending v alleys w as c hosen f or a nalysis
( Fig.
p roximity ,o f
1 ).
B lack T or
T he c hoice o f s ite w as l argely d etermined b y t he C opse,
f ound o n D artmoor ( Simmons a rea
w as
m ade
o n
t he
o ne
1 964b ,
r elative
o f
t he t hree r elict o ak w oodlands
B arkham ,
a bsence
o f
1 978),
t o b e
b ut t he o verall c hoice o f
a rchaeological
e vidence
i nception a nd c ontinuity o f s ettlement o n n orthern D artmoor.
f or
t he
A fter a n
i nitial b rief s urvey o f t he a rea o f t he v alley f loor c overed b y p eat, p reliminary d iscovered.
c ore w as
t aken b y R ussian b orer
f rom
t he
d eepest
T he p ollen d iagram c overing t he b asal 7 0 c m o f
a
p rofile
t his s ection ,
n amed O kement 1 ( altitude 4 11 m , r ef. S X574800), i s p resented i n F ig. 2 .
I t
w as o nly a fter t he o riginal c ore w as t aken t hat a m ore d etailed s urvey o f t he c haracter o f t he p eat d eposit w as m ade a nd t he r econstructed s ub-peat s urface a scertained ( Fig. 3 ). T he h igh c ounts f or A rboreal P ollen ( A .P.) a nd s hrub p ollen , e specially Q uercus a nd C orylus/Myrica, i n t he b asal s ediments a ppear t ypical o f a f orested l andscape w hich w as p resumed t o h ave c overed m uch o f D artmoor b efore t he a ppearance o f e arly h uman c ommunities, b ut p ercentages o f h erb p ollen a re g enerally l ower t han a t a ny o f t he s ites a nalysed b y S immons ( 1964a). C onsidering
t he
v alley
l ocation
t his
d ifference
i s
p erhaps
n ot
s urprising
s ince m any o f S immons' s ites l ay a bove 1 500' ( 457 m ) a nd w ere i n m ore e xposed l ocations. S immons f ound n o d irect e vidence f or w oodland i n t he f orm o f b uried t ree r emains a bove 3 66m
( Simmons 1 964a,
1 969),
b ut i n s heltered
v alley f loors w oodland m ust h ave e xtended a bove t his l evel. A bove t he b asal s ample w ith i ts h igh a rboreal e lement t here i s a s equence s howing a d ecline
6 3
O keha mp ton
L A S t udy a r eas B ODM IN MOOR
E L and o ve r 8 00 f t B od m in
COLUFORD
0
P l ymou th
i pM ILES 21 0K I LOMETRES
0
O KEHAMPTON
1M ILES
o
K I LOMETRES
1 000 t >1 250 F ee t 1 250 t >1 500 1 500 r >1 750 1 750 r >2 000 2 000
; e1 3/
S ou r tone 5
/ 0 L yd fo rd
g F ig.
• • 1
••• A )
S outh-West
E ngland ,
D artmoor s howing t he
l ocation o f
s tudy a reas.
W est O kement v alley .
B )
N orthern
S po res E t A qua t ics
9 -o
Co Co 9
11111111111
P ollen d iagram f rom O kement 1 .
-o
[:
9
-2
a )
— 2 2 -o 1
1 1 .
11 1 1
1:
11 . 1 1
1 :
e,
e e s b ,
9
3 E L 1 . 2 L . 1 0
E
. E
. 0 E.
I 8 r y
I oI Z
1
N 0N
I
C I 0 N
1
1
0 a N
a : . 0
6 5
1
i n
A .P.
a nd
s hrub
C orylus/Myrica ,
p ollen ,
e specially
B etula,
U lmus,
f ollowed e ventually b y a r ecovery i n B etula ,
Q uercus
a nd
C orylus/Myrica
a nd U lmus, w ith l ess o f a r ecovery i n Q uercus. W hile t he p ollen o f w oody s pecies i s d epressed t here i s a n i ncrease i n G ramineae a nd C alluna a nd p eaks f or L otus t ype, P otentilla t ype, R osaceae a nd R ubiaceae, a s w ell a s a n oticeable i ncrease i n F ilicales s pores.
T he b ase o f t he p eat s tratigraphy
i s c haracterised b y t he p resence o f f aint b ands o f s iliceous m aterial a nd f lecks o f c harcoal i ntercalated w ithin a g enerally a morphous d ark p eat. T he n ature o f t he p ollen c hanges i n t he l owest p art o f t he O kement p rofile a ppears t o i ndicate a p eriod o f w oodland c learance c oncomitant w ith t he i nception o f t he p eat.
B irch , o ak a nd h azel w ere a ll a ffected b ut t here
i s a lso a c lear d ecline i n v alues f or e lm .
E lm v alues
f rom s ites
o n t he
g ranite o f D artmoor a re n ever h igher t han t hese f ound i n t he O kement v alley, p robably i ndicating a p rincipal s ource o ff t he M oor , b ut i t i s i nteresting t hat v alues f or e lm d o m irror t hose o f o ther w oody t axa i n t he w ay t hey v ary. T he h erb t axa w hich b enefit f rom t he r eduction i n t ree s pecies, a part f rom C alluna a nd G ramineae a re n ot t hose s uch a s P lantago a nd R umex w hich a re o ften f ound i n s imilar c ircumstances,
b ut a re p lants c haracteristic o f r ough
u pland
p robably
p asture
o r w et
b oggy
a reas,
P otentilla,
G alium a nd L otus
s pecies. I t i s n ot p osible , t herefore, t o a rgue t hat l ocal c learance l ed t o t he e xtension o f g ood p asture o r a rable a griculture, f or t he v egetation r ecord o f t he s urrounding s lopes i s i ntimately t ied u p w ith t he r ecord o f t he e xtending b og i n t erms o f t he p ollen a ssemblage t hat i s p reserved. W oodland c learance o n a s ignificant
s cale w as t aking p lace b ut t he
c learance a nd t he s ubsequent
r easons
f or t his
r egeneration a re n ot i mmediately o bvious.
I t
i s t empting o n t he b asis o f t he e vidence f rom O kement t o a ssign t he i nception o f t he p eat t o i ncreased r un o ff f rom t he s urrounding s lopes f ollowing c learance f or t here w as o bviously s ome l ocal s lope i nstability a nd s oil d isturbance. A s t o t he d ate o f t he c learance e pisode i t w ould a ppear t hat i t t ook p lace a t t he s ame t ime a s a d ecline i n e lm p ollen a nd w as c learance o f
a p rimary w oodland
c over.
A lthough
S immons
o nly
i nterpreted s poradic
c learances f rom t he N eolithic p eriod , t he r elatively h igh v alues f or e lm f ollowing t he c learance p hase ( much h igher t han a t o ther s ites o n D artmoor d uring V IIb f or i nstance),
t he
o verall
h igh
f requencies
f or
A .P.
a nd
t he
n ature o f t he c learance s equence a ll s eem t o p oint t o ad ate a t l east a s e arly a s c .5000b.p. r ather t han a l ater c learance a ssociated w ith t he q uite w idespread B ronze A ge o ccupancy o f D artmoor ( Simmons 1 964a, F lem ing 1 979). I n v iew o f t he r esults f rom t he O kement c ore a s econd s ite w as a nalysed a t S andy F ord
( Fig.
3a nd F ig.
4 ).
H ere w here t he p eat w as t hinner ,
o n a
s imilar p oint o n t he s ub-peat s urface t o t hat o f t he O kement s ite a h ole w as e xcavated a nd a m onolith r ecovered f rom t he s tratigraphy w as
b ase
o f
t he p eat.
T he b asal
s lightly d ifferent f rom t hat a t
O kement w ith a s ilty p eat
o verlain b y a morphous p eat a nd t hen a w ood l ayer ,
w ith n o s igns o f i nwashing
o r c harcoal. o f
A 1c m t hick s ample f rom t he b ase o f t he m onolith a nd s amples
S alix a nd B etula f rom t he w ood l ayer w ere s ent t o G lasgow U niversity f or
r adiocarbon d ating. a t
O kement.
T he p ollen d iagram i s c learly v ery d ifferent f rom t hat
O verall A .P.
a nd s hrub p ollen f requencies a re s lightly l ower
b ut t hey a re f ar m ore c onsistent t hroughout t he s ampled p eriod a nd t here a re n o o bvious c learance p atterns. T he h erb p ollen c ounts a re d ominated b y G ramineae a nd C yperaceae w ith o ther p ollen t ypes o f s pecies p robably g rowing l ocally o n t he n ew w et b og s urface. T here i s o bviously a d iscrepancy i n a ge b etween t he i nception o f
p eat
g rowth a t
t he
t wo s ites
a nd t he
r adiocarbon
d ates c onfirmed t his w ith t he l owermost s ample b eing d ated t o 7 410 + 7 0 b .p. D .P. ( GU-1241). A ssuming t he ( GU-1242) a nd t he w ood b eing d ated t o 7 370 ±65 1 s uggested d ate o f t he b ase o f t he O kement p rofile t o b e c orrect, a lthough i f
6 6
Wes t O kemen t V a l ley ,D ar tmoo r
o /
9
1 4 1,-
\
67
m ap o f s ub-peat s urface f rom t he W est O kement v alley .
T ransec ts o f b o r ings S amp l ing s i tes
---
I I / I I 1‘,_
S po res 8 A qua t ics
II
W1 1, 1 1 111 I 1 1 111_
II l
_ -8
0
8 8
. [:
1 . .11.i.
t
![: .
I
S andy F ord 1 .
ii
.1
.I .
+ , e, ' L1 1,1111 1 1
I
= .
C o
g
I
: g 56 b 4 .
i ll
II I
I W AL M '
\
I I
1 -- 1 d
II
S ANDY F ORD
N „ , Hi m h ill '
2 d_
-
6 8
II e2 c > :
c r sp 1 • fc r sp 2
C RV C R .1 1*
F ig. 5 L ocation o f s ub-barrow p of l ies a t C olliford , B odmin M oor.
69
s oil d escription a nd
3 -§
— 9
i I
2 1
.• . 0
0
0 4 -
0 )
• -
_
9 Pollen
I 4 [. -OD
COLL IFORD C R W A
B UR IED P ROF ILE
No
-
- 9 ., 0 7
a e
-g
-
0 c n
-e
-
— 2 , — . 9
N . If l f i
, 0
se
E
— —
(wo)
-c o
+ c ,
9
v p 0
1 1. ( wo)
q 4c laa
7 0
-e
q ;c laa
-0
• • r I
a nything i t c ould b e l ater t han s uspected,
t here i s ad ifference i n a ge
b etween t he t wo b asal p eat d ates o f u p t o 2 500 y ears, d espite t heir o nly b eing 7 0m a part a nd o ccurring a t a s imilar r elative h eight.
T he c hange i n
t he p ollen c urves t owards t he t op o f t he m onolith s ample a t S andy F ord s hows s ome i ncreased o pening o f t he l ocal w oodland , e specially b irch a nd o ak, a nd i t m ay b e t hat t his r eflects t he e arliest h uman i nterference i n t he l andscape o f n orthern D artmoor w ith m esolithic g roups u tilising t he a rea a round t he f ord. S imilar c hanges a t B lacklane ( Simmons 1 964a, 1 975) h ave b een i nterpreted
a s
t he
r esult
o f
M esolithic
a ctivity
a nd
t he
f ord w ould
h ave
p rovided a n atural f ocus f or a nimals, e specially i f t he v alley f loor w as m ore o pen a round t he f ord a s i ndicated i n t he p ollen r ecord. S tudies a re n ow c ontinuing i n a n a ttempt t o c orrelate t he t wo d iagrams w ith
t he
f urther e xcavation o f m onolith s amples.
O f e special i nterest i s
t he a pparent d iachroneity o f p eat d evelopment; i t m ay b e t hat p eat d id b egin t o d evelop o ver t he w hole a rea b efore 7 000 b .p. a nd w as s ubsequently r emoved b y e rosion b ut t his i s c onsidered u nlikely. T he c omparison o f t he t wo p ollen d iagrams d oes, h owever , i llustrate t he d anger o f d eveloping g eneral i deas o f p eat i nitiation a nd t he r ole o f m an i n e arly v egetation c hange f rom t he e vidence o f a s ingle p rofile,
a nd a lso o f a ssuming t hat t he d eepest p eat
a reas h ave t he b est r ecords. I n t he O kement v alley i t i s p roving n ecessary t o understand t he i diosyncracies o f t he d eposit b efore a ttempting t o r econstruct t he l andscape o f t he v alley a s aw hole. B ODMIN M OOR -SUB-BARROW S OILS A T C OLLIFORD S oils
b eneath
B ronze
A ge
b arrows
a nd
o ther
p rehistoric
a nd
h istoric
f eatures a t t he p roposed r eservoir s ite a t C olliford o n B odmin M oor ( Fig.1) h ave b een t he s ubject
o f
r ecent
M altby a nd t he p resent w riter.
p edological a nd p ollen a nalyses
b y D r.
E .
F our B ronze A ge b arrows h ave b een e xcavated
b y F rances G riffith , e ach u ncovering ' in s itu' p alaeosols a nd a ll t hese s oils h ave
b een a nalysed.
w ill b e
T he p ollen r esults f rom o nly o ne o f
d iscussed i n d etail h ere a s
r eports
o n t he
t hese p alaeosols
f ull s ite
a re
i n
p reparation . U nder t he o uter t urf s tack o f b arrow C RIV ( Fig.5) a b uried p eaty i ron p an p odsol w as d iscovered ( Maltby 1 980). S amples f or p ollen a nalysis w ere t aken f rom t hroughout t he t urf s tack a nd t he b uried s oil,
a nd
t he p ollen d iagram f rom t he s oil i s p resented i n F ig.6 ( Caseldine 1 980a). T he b arrow w as c onstructed a round 1 560 + 100b.c. ( HAR2994) a ccording t o r adiocarbon d ating o f c harcoal f ound o n t he o ld l and s urface. T he
p ollen r esults
f rom t he b uried s oil s how a p attern o f
w as p erhaps e xpected g iven t he n ature o f t he s oil.
c hange t hat
T here i s l ittle e vidence
f or w idespread w oodland c over p rior t o t he b uilding o f t he b arrow ; t he s ite i s q uite e xposed a t a n a ltitude o f 2 40m, a nd o nly s cattered w oodland o f s crubby o ak a nd h azel i s i ndicated. T his i s i n l ine w ith t he f indings o f B rown ( 1977) a nd o f o ther C ornish p ollen a nalytical s tudies o f b uried s oil h orizons r ecently s ummarised b y C aseldine p eaty
p odsol
h eath
d ominated
a ppears b y
t o
h ave
C alluna ,
t aken
( 1980b).
p lace
e ither a s
a s
T he d evelopment o f t he
g rassland w as
a r esult
o f
s ubstituted
d eteriorating
b y
c limate ,
e specially i ncreased p recipitation a nd a r eduction i n t he p recipitation: e vaporation r atio , o r d ue t o t he m ismanagement o f t he l and b y B ronze A ge c ommunities.
T his s oil c hange w as n ot a n i mmediate r esult o f w oodland
c learance b ut r eflected s ome e xternal c hange i n e ither c limate o r l and u se. T he t ransition f rom g rassland t o h eath w as q uite s traightforward a nd m ay b e i ndicative o f aw idespread c hange i n t he l andscape o f B odmin M oor d uring t he B ronze A ge.
7 1
H ere a gain h owever , d oubt
o ver t he
v alidity
a nalyses
o f a djacent d eposits a nd s oils h ave c ast
o f a ccepting t he
r esults
r epresentative o f aw ider s patial p attern.
f rom a s ingle
p rofile a s
P ollen a nalysis t hrough a
s imilar s oil b uried b eneath t he c entre o f t he s ame b arrow s hows d ifferences i n t he r ecord f ound i n t he u pper o rganic h orizons. T here i s n o s traight f orward t ransition f rom g rassland t o C alluna h eath f or, C alluna ,
t here i s a r eduction i n i ts v alues,
a fter a p eak i n
w ith a s econd p eak i n G ramineae
t owards t he s urface o f t he s oil a ssociated w ith h igh c ounts T he u pper s oil h orizons a lso h ave c harcoal w ithin t hem. A t
o f P teridium . t his p oint i n
t he B ronze A ge l andscape t here a ppears t o h ave b een s ome b urning o f t he C alluna w hich a llowed a n i mprovement i n s oil n utrient s tatus, b riefly, a nd h ence a r eturn , g rassland.
p rior t o b arrow c onstruction ,
p erhaps o nly
o f am ore d iverse
T he p ollen w ork a t C olliford s hows t he i mportance o f i nvestigating m ore t han o ne p rofile w hen t rying t o d etermine a v egetational s equence f rom s oil p ollen r ecords. I t i s p ossible t o p ick o ut l ocal c hanges i n t he v egetation c over , e ven t hough t he d uration o f s uch c hanges r emains u nknown . T his w ork a lso e mphasises t he n eed t o c ombine p ollen a nalysis w ith p edological r esearch. f ramework
H ere t he p edological r esearch b y M altby p rovides w ithin which t o i nterpret t he p ollen r ecords,
a pproaches
a re
c omplementary ,
p roviding
t he
t ype
o f
a n i mportant a nd t he t wo
d etailed
e vidence
o f
e nvironmental c hange o ften l acking i n a reas o utside t he S outh W est. L ack o f s uch d etail h as o ften l ed t o t he p erpetuation o f c ertain ' myths' a bout m anl andscape i nteractions. T he t endency t o a ssume u nidirectional a nd e nvironmentally d eterministic m odels o f l andscape c hange d ue t o t he e ffects o f c limate a nd t he a ctivities o f e arly p rehistoric c ommunities s hould, t herefore , p erhaps b e a voided. S oils a nd v egetation s howed c onsiderable s patial v ariation d uring t he B ronze A ge o n B odmin M oor a nd t here i s l ittle r eason a t p resent t o s uspect t hat o ther u pland a reas i n t he S outh W est b ehaved d ifferently. O n t he b asis o f t he a vailable s ites a nd t he c haracter o f t he d eposits a nd o f
t he p ollen a ssemblages
f ound w ithin t hem i t would
a ppear
t hat
t he
d ifficulties f acing s uccessful p ollen a nalytical r esearch i n t he S outh W est m ay p revent t he e stablishment o f s ound c ontinuous d etailed c hronologies o f e nvironmental c hange d uring t he p rehistoric p eriod. L inks b etween s ite a nd e nvironment r emain t enuous a nd , a s y et, a ny e stimation o f p rehistoric e conomy a nd l and u se b ased o n p alaeoenvironmental e vidence r emains s peculative. A s F leming h as r ecently c ommented i n t he c ontext o f h is w ork o n s outhern D artmoor , " it w ould b e p remature t o p roduce a m odel o f c hanging l and u se p atterns o n p rehistoric D artmoor" ( 1979 , 1 30). Y et, p aradoxically , t he l ack o f s uitable d eposits, a nd t he n eed t o w ork e xtensively o n s ediments s uch a s b uried s oils, m uch
s maller
m ay p rovide a n i mpetus t o i mprove t echniques a nd t o w ork o n a s cale.
S uch
s tudies
c ould
d iscover
a s m uch ,
i f
n ot m ore ,
a bout t he p rocesses w hich d etermine e nvironmental c hange a nd a lso s eriously q uestion g eneral m odels
c onstructed o n t he b asis
o f e arlier r egional s cale
s tudies.
A CKNOWLEDGEMENTS Iw ould l ike t o t hank T im J ohns w ho d id m uch o f
t he e arly w ork o n t he
O kement s ite , D iane L owery f or h er l aboratory w ork , T erry B acon f or d rawing t he d iagrams a nd A ndrew T eed f or p roducing t he f inal p rints o f t he d iagrams. P edological a nalyses a t C olliford w ere c arried o ut b y D r. r esponsible
f or s etting u p
t he
o verall p roject,
7 2
E .
a nd w ho h as
M altby w ho w as p rovided m uch
v aluable
i nformation
o n
t he
h istory
o f
s oils
a t
t his
s ite.
M uch
o f
t he
b rief i nterpretation o f t he p ollen h ere r ests o n e xtensive w ork c arried o ut o n a r ange o f s ites t hroughout t he a rea. P ermission t o w ork o n t he O kement s ite w as k indly g iven b y t he D uchy o f C ornwall, a nd o n t he C olliford s ite b y t he S outh W est W ater A uthority.
R EFERENCES B arkham ,
J .P.
1 978
' Pendunculate
B rown , A .P.
1 977
C .J.
P hil.Trans.R .Soc.Lond. 1 980a
' Buried s oil
r econstruction a t C olliford , ( ed.)
Q uaternary
M eeting.
R esearch
e nvironment:
B 276 , p p 2 51-320.
f eatures a nd p alaeoenvironmental
A ssociation
F ield
H andbook ,
I n S ims, W est
P .C.
C ornwall
p p 1 1-12.
C aseldine , C .J.
C aseldine,
1 980b
C .J.
S cotland.' C larke,
Q uart.
a s evere
B odmin M oor -Pollen A nalysis,'
' Environmental c hange i n C ornwall d uring t he l ast
1 3000 y ears.' C ornish A rchaeol.
F ife,
i n
' Late-Devensian a nd F landrian v egetational h istory o f
B odmin M oor, C ornwall'. C aseldine,
w oodland
J . E col. 6 6 , p p 7 07-740.
B lack-a-tor c opse, D artmoor.'
1 981
R .H.
1 970
K .J.
1 978
p ollen
s tudies
a cross
B ankhead
M oss,
8 , p p 7 -25.
' Quaternary
s ediments
o ff
s outh-east
D evon.'
t he
p rehistoric
p eriod.'
1 25 , p p 2 78-313.
' Environmental
i mpact
i n
9 , p p 2 7-42.
S cott. A rch. F orum E dwards,
' Surface
J our. o f B iogeogr.
J . G eol. S oc. L ond.
E dwards,
1 9 , p p 3 -16.
K .J.
1 979 ,
c ontext o f P rehistory,
' Palynological a nd t emporal i nferences i n t he
w ith s pecial r eference t o e vidence f rom l ake a nd p eat
d eposits.' J . A rch. S ci. 6 , p p 2 55-270. F leming,
A .
1 979
' The D artmoor R eaves:
B oundary p atterns a nd
b ehaviour p atterns i n t he s econd m illennium b .c.' P roc. D evon A rch.
S oc. 3 7,
p p 1 15-131. H ammond ,
F .W .
1 979
' Settlement ,
e conomy a nd e nvironment o n p rehistoric
D artmoor.' P roc. D evon A rch S oc. 3 7, p p 1 46-175. M altby,
E .
r econstruction
1 980 a t
' Buried
C olliford,
s oil
f eatures
B odmin
a nd
M oor.'
I n
p alaeoenvironmental S ims,
P .C.
Q uaternary R esearch A ssociation F ield H andbook , W est C ornwall M eeting.
( ed). p p
9 -
1. O ldfield ,
F .E.
1 970
' Some
a nalytically b ased p alaeoecology.' O ldfield, s ediment b ased
F .E.
1 977
a spects
o f
s cale a nd c omplexity
P ollen S pores 1 2,
i n p ollen
p p163-171.
' Lakes a nd t heir d rainage b asins a s u nits o f
p alaeo-ecological s tudy.'
P rogr. i n P hys. G eogr.
5 04.
7 3
1 ,
p p 4 60-
P ascoe,
C .
1 970
' Peat
r emains
o f
P ortmellon a nd M aenporth.'
J our. C amb. R edruth N at. H ist. S oc. 2 , p p 1 8-21. P ears,
N .V .
1 968
' Post-glacial t ree-lines o f t he C airngorm M ountains ,
S cotland.' T rans. B ot. S oc. E dinb. 4 0 , p p 3 61-394. P ears, S cotland:
N .V.
1 969
' Post-glacial t ree-lines o f t he C airngorm M ountains,
s ome m odifications b ased o n r adiocarbon d ating.' T rans.
B ot.
S oc. E dinb. 4 0 , p p 5 36-544. S immons,
I .G.
1 964a
' Pollen d iagrams f rom D artmoor.' N ew P hytol.
6 3,
p p 1 65-180. S immons, I .G.
( ed.)
I .G.
1 964b
S immons,
I .G.
' An e cological h istory o f D artmoor.'
1 969
' Environment a nd e arly m an o n D artmoor,
S immons,
I .G.
S taines,
S .
1 975
' Towards a n e cology o f M esolithic m an i n t he u plands
J . A rch. S ci. 1 979
D evon ,
3 5 , p p 2 03-216.
E ngland'. P roc. P rehist. S oc
o f G reat B ritain .'
I n S immons,
E ssays, D evonshire A ssociation S uppl., p p 1 91-215.
D artmoor
2 , p p 1 -15.
' Environmental
D evon A rch. S oc. 3 7, p p 2 1-47.
7 4
c hange
o n
D artmoor.'
P roc.
R ECENT P ALAEOBOTANICAL I NVESTIGATIONS A T M EARE V ILLAGE W EST ,
S OMERSET
A .E. C aseldine
T he I ron A ge L ake V illage s ites o f M eare a nd G lastonbury a re s ituated i n t he S omerset L evels, a n e xtensive a rea o f l ow-lying l and i n s outhwest E ngland. T he L evels c onsist l argely o f p eat a nd a lluvial d eposits o f H olocene a ge,
b ut t here a re a lso
( the B urtle B eds),
' islands'
a nd r ock o utcrops.
o f P leistocene s ands a nd g ravels
T he s ettlement a t M eare c onsists o f
t wo s ites, M eare V illage E ast a nd M eare V illage W est, o f M eare ' island' ( Fig. 1 ). T he
s ites
w ere
o riginally
e xcavated
G eorge C ray ( Bulleid a nd G ray 1 911, 1 966),
a nd m ore
H owever ,
A rthur
1 948 ,
r ecently f urther e xcavations
M ichael A very ( 1968). w ork w as
b y
1 917,
w hich l ie t o t he n orth
B ulleid a nd H arold
G ray a nd B ulleid
a t M eare w ere
1 953,
S t. G ray
c arried o ut
b y
o nly a v ery l imited a mount o f e nvironmental
u ndertaken i n a ssociation w ith
t hese
e arlier e xcavations.
R eid
( 1917) e xamined f ossil p lant r emains f rom G lastonbury, P ercival ( 1934) i dentified c arbonised g rain f rom M eare a nd G lastonbury , a nd l ater H elhaek ( 1952) a lso e xamined c arbonised m aterial f rom b oth s ites a s p art o f a s urvey o f
p rehistoric
c rop
h usbandry
i n
s outhern E ngland.
P ollen a nalysis
w as
c arried o ut b y G odwin a t M eare V illage E ast ( 1941) a nd i n t he M eare P ool a rea ( 1955). I n M arch
1 978 f our s mall t renches a t t he e astern e nd o f M eare V illage
W est w ere e xcavated b y t he S omerset L evels P roject, w ith o ne o f t he p rimary a ims b eing t he r ecovery o f m aterial f or e nvironmental a nalyses a nd r adiocarbon d ating ( Orme, C oles a nd S turdy 1 979). T he
e xcavation a t
t he w estern e nd o f M eare
1 979 w as a gain a imed a t c ollecting s amples
V illage W est
i n S eptember
f or e nvironmental i nvestigations
a nd r adiocarbon d ating. T he r ange o f b otanical m aterial r ecovered f rom t he s ite i ncluded p ollen , w aterlogged a nd c arbonised s eeds, w ood a nd c harcoal.
S ITE D ETAILS T he s urface ,
' villages' a nd
t he
a re r epresented b y a s eries o f m ounds o n t he f ield
s ite
e xcavated w as
w estern e nd o f M eare V illage W est.
t he
p enultimate
v isible
m ound
a t
t he
T he b asic s tratigraphy a t t he s ite w as
g rey s ilty c lay c ontaining l umps o f L ias b elow p eat, c ontaining o ccupation d ebris), c lay, t opsoil a nd t urf.
b lack e arth ( peat R adiocarbon d ating
o f t he o ccupation d eposit s uggests o ccupation o f t he s ite c irca 3 00 h .c. T he f ound
i n
e xcavated m ound w as m ade i t
o r a ssociated
o ccupation d ebris.
w ith
o f
c lay b ut
i t
a part
B elow t he m ound ,
n o
f rom
s tructural
f eatures w ere
l enses
c harcoal
o f
a nd
b ut s lightly o ffset t o t he s outhwest,
w as a n a rea o f c ompacted p eat r eferred t o a s t he c entral f loor ( Fig. 2 ). T o t he n orth o f t he c entral m ound a s econd m ound , n ot v isible o n t he s urface, w as
f ound d uring e xcavation ,
t he n orthern m ound.
7 5
T his m ound c onsisted
o f
THE SOMERSET L EVELS las tonbu ry oG
a nd Meare V i l lages
C on tours a t 8 ,2 3 a nd 3 8 me tres S I B u r t le B eds 0
F ig.
1
I .
2
3k m
L ocation o f t he I ron A ge s ettlement s ites o f M eare a nd G lastonbury .
7 6
t wo h earths a nd c lay i nterspersed w ith c harcoal l oosely a ssociated w ith t he h earths. d eposit
I n t he n orthwest a rea a s light o f
c harcoal ,
w ood a sh ,
b ump p roved t o b e a n a rtificial
b lack e arth ,
L ias a nd w ood .
B etween t he
m ounds a g ully c ontained w ood , s tone , p otsherds a nd b lack e arth , a nd t he d ebris w as p ossibly d eposited i n a n a ttempt t o h elp c onsolidate t he s urface. L enses o f b lack e arth a lso o ccurred i n t he p eat. A f uller d escription o f t he f eatures i s g iven i n S omerset L evels P apers 7 ( Orme, C oles , C aseldine a nd B ailey , 1 981). D uring t he e xcavation a v ery d istinctly f issured p eat s urface w as f ound ( Plate 1 ). B ulleid a nd G ray i n t heir r eport r eferred t o b oth ' placed p eat' a nd ' natural c racked p eat'. A very a lso f ound a p eat s urface w hich h e i nitially i nterpreted a s
' placed p eat', b ut l ater d escribed a s an atural p eat
s urface w hich h ad c racked a s ar esult o f d esiccation . V arious s uggestions h ave b een m ade r egarding t he c ause o f t he s urface , i ncluding s oil p ipes , d rying o ut , f ire a nd m ole a ctivity . I t s eems l ikely t hat t he m ain p rocess i nvolved w as d esiccation , a nd a s imilar p henomenon h as b een r ecorded i n p eat b eneath c lays i n t he N etherlands ( Edelman , 1 950). H owever , o ther p rocesses m ay a lso h ave b een i nvolved. I t i s, f or e xample , e vident t hat m oles a re e xploiting t he c racks a t t he p resent t ime. T he s tratigraphical a nd a rchaeological e vidence i ndicates t hat t he c racks f ormed a fter o ccupation .
E NVIRONMENT A ND E CONOMY E nvironmental
c hanges
i mmediately
p rior
t o
a nd
d uring o ccupation a re
i llustrated b y r eference t o a p ollen d iagram f rom t he c entral f loor a rea ( Figs. 3 a nd 4 ). T ree p ollen v alues a t t he b ase o f t he d iagram a re r elatively l ow a nd d ominated b y A lnus a nd B etula. s mall
a mounts
a nd U lmus,
F raxinus
a nd
T axus
a lso
p ollen v alues a re l ow i n c omparison t o l ater p ercentages a re r elatively h igher t han l ater , P ollen ( T.L .P). T he a rboreal p ollen r ecord w oodland c omprising a lder , b irch a nd w illow p robably a long t he e dge o f M eare ' island'. o f f en w oodland , i s a lso p resent.
Q uercus o ccur.
i s
p resent
i n
C orylus/Myrica
i n t he d iagram , b ut S alix r eaching o ver 5 % T otal L and t herefore s uggests t hat f en w as g rowing n ear t he s ite,
F rangula a lnus, a nother s pecies
R eference t o t he s ummary d iagram, w hich i s b ased o n ap ollen s um o f U lmus, o ther d ry-land t rees, c learance h erbs a nd P teridium ( thereby r emoving t he i nfluence o f b oth a rboreal a nd n on-arboreal l ocal p ollen), l and c lose t o t he s ite w as c leared f or a griculture a t t his t ime. h erbs
i n
t he
n on-arboreal
d iagram
i ndicate
a m ixed
s hows t hat C learance
a gricultural
e conomy ,
a lthough t here a re s lightly h igher v alues f or w eeds o f g rassland , s uch a s P lantago l anceolata , R umex a cetosa t ype a nd P teridium . C ereal p ollen i s n ot r ecorded b ut A rtemisia,
aw eed s pecies a ssociated w ith c ultivation ,
i s
p resent. F ollowing t his
c learance e pisode p ollen o f
t rees o f
d ry-land h abitats
i ncreases i n t he c omposite d iagram , a nd i n t he m ain d iagram F raxinus i ncreases t o 5 % T .L .P., s uggesting t hat i t e xpanded i nto r ecently a bandoned a reas. T his i s a ccompanied b y i ncreased r epresentation o f Q uercus a nd U lmus, a lthough v alues a re l ow . C learance h erbs a lso d ecrease , i ndicating r educed a ctivity. T he p resence o f p ollen o f a quatic s pecies a s w ell a s p ollen o f s edges ,
7 7
F ig. 2 .
M eare V illage W est 1 979 .
S ite p lan .
7 9 t he s ite
t he S omerset L evels P roject).
i s v isible
D ETR ITUS MUD
B LACK E ARTH
0
S PHAGNU M
, 1 1 ,1 o i n d i e l l 1 1 1 1 1 1 1 1 1 1
m W I P
8
J ik . % " 1 1 1 1
T rees a nd s hrubs.
0
o c s :
b 70 0 . 9 0 e
3 , 6 ,1
. 1. + + +
2S f rS ' ' A O eet, . b
[ " '
s 1 y — _, + +
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++ -
+ -+
+
1
er t ,
, 204 70
1
, 904,0j ,1
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+-+ -+ -+-+ - -+ +
t ›)
+
+-
+-
+
+
% ej
s ' .1 4
I I I 2 2
k
c n
0 8 0
C o a
\ 11111 1111
N )0 ,
O D
C ' )
\/\
\/\ /\/
ANAL . A .E .C . 1 980
f )7 7/ .
C oo
P ERCENTAGES O F T OTA L L AND POLLEN
MEARE V ILLAGE WEST
0 I N
b e . 74" c h
+
ANAL . A .E .C . 1 980
[ .
—
Oj
0
c L„ . ( 24 , 42 — +- +
4/ 4
— + ---
Ir
+
r
+ . 4 4 v
+
+
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▪
+
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+
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+
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+
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J k P' ) / v oc
)
4.
J
° 4" I f r > /b4 , 1 › .
4,
S b ni
° 41
•4- 47 .9 1 6% ,
' 6'I
' >7 1
J
•r
4 20 6,
( 100, 0
MEARE V ILLAGE WEST
j t ' ) ) . 0 /7
0 _ 1
•r
. f r : 4 , j 0 , « b0, 6 , " 0 ,e00 + - +-+
+
+
+
+-+
+
+ + +
2g g
0
8 1
C V
C O
. 1
c r ,
c o
O D
C V
C V
C V
P ollen d iagram f rom M eare V illage W est 1 979 .
_ i i
f r /
•
+
1 /
a lder , b irch a nd w illow i ndicates a f en e nvironment w ith a reas o f o pen w ater. A fter a
p eak i n a quatics,
c hanges i n t he e nvironment a re s hown b y a n
i ncrease i n S phagnum s pores f ollowed b y am arked r ise i n E ricaceae a nd C orylus/Myrica p ollen , i n t he a rea. C oinciding
w ith
s uggesting t he d evelopment
t he
e stablishment
o f
o f
r aised
r enewed o r i ncreased a gricultural a ctivity.
o mbrogenous r aised b og
b og
t here
a ppears
t o
b e
I n t he c omposite d iagram t here
i s a d ecrease i n d ry-land p ollen a ccompanied b y a n i ncrease i n c learance h erbs, i nitially p articularly R umex a cetosa t ype, P lantago l anceolata a nd P teridium . F rom t his t ime o nwards t he e vidence i s p erhaps b est i nterpreted a s r eflecting a c omplex l andscape , w ith w idespread c learance h aving t aken p lace , b ut w ith s ome r egeration b eing a llowed t o o ccur g iving r elatively p oor s econdary w oodland. T ree-ring a nalysis ( Morgan 1 981) o f o ak s amples f rom t he s ite i ndicates t hat t he w ood w as f rom i mmature t rees, p robably l ess t han a h undred y ears o ld , a nd t his, t herefore , a ppears t o c onfirm t he s econdary s crubby n ature o f t he w oodland a s i ndicated b y t he p ollen r ecord. A h igh d egree o f s ensitivity i n g rowth r ate d isplayed i n t he a nnual r ings o f t wo a lder b oards, l ikely t o b e b oth f rom t he s ame t ree , s uggests t hat t he t ree p ossibly g rew i n a n a rea s ubject t o m arked e nvironmental c hange, p erhaps a long t he e dge o f t he ' island'.
I dentification o f w ood a nd c harcoal
( Orme,
C oles,
C aseldine a nd
B ailey 1 981) f rom t he s ite a grees w ith t he p ollen e vidence a nd p rovides f urther i nformation a bout t he c omposition o f t he w oodland c ommunities e xisting i n t he a rea a t t he t ime o f o ccupation. O ak a nd a lder o ccur f requently i n b oth t he w ood a nd c harcoal s amples, s pecies
a re w ell
r epresented
i n t he
w hile a n umber o f s hrubby
c harcoal r ecord ,
p articularly
C orylus
a vellana a nd P runus s pinosa. T hroughout
t his
r epresentation o f
p eriod
C ompositae T ubiflorae t ype , p ollen a re f requent. i s
a lso
o f
a ll h erbs,
p resent.
c learance
a ctivity
t here
i ndicating a n e xtension
C ompositae L iguliflorae t ype ,
i n
i s
i ncreased
o pen
g round.
a nd C henopodiaceae
C ereal p ollen , p roviding f irm e vidence o f c ultivation , C harcoal
i n
t he
s tratigraphy i ndicates
o ccupation v ery
c lose t o , i f n ot a ctually a t, t he s ite e xcavated. A f urther m arked r ise i n w eed p ollen c oincides w ith t he c hange t o b lack e arth
i n
t he
s tratigraphy.
I t
m ay
b e
t hat
s ome
o f
t he
p ollen w as
c ontributed b y w eed s pecies g rowing o n t he s ite r ather t han o n t he
' island',
b ut i t i s a lso p ossible t hat s ome o f t he p ollen w as b rought o n t o t he s ite b y m an o r a nimals, r ather t han b y a tmospheric m ovement. C henopodium s eeds ( details o f m acrofossil a nalysis i n S omerset L evels P apers 7 a nd u npublished) a re f requent i n m acro s amples f rom t he s ite, and w hilst t he c arbonised C henopodium w as p ossibly b rought C henopodium s eeds m ay p ollen o f
C ompositae
i n w ith
r epresent w eeds s pecies m ay
b e
s pecies s uch a s E upatorium c annabinum , c ultivation o n t he
' island'.
t he
c arbonised
g rowing o n t he d erived
f rom
g rain ,
s ite.
l ocally
t o t he s ite.
t he
g rowing w et-land
o r f rom o ther s pecies a ssociated w ith
C ereal p ollen a lso s hows a s harp i ncrease a nd
a gain m ay h ave b een t ransported b y a ir m ovement o r b y m an , c ereal g rain ,
w aterlogged E qually ,
p erhaps w ith
F urther r esearch i n t he f uture m ay h elp t o
d etermine t he s ource o f p ollen r ecorded a t t he s ite. A lthough r aised b og s pecies a re w ell r epresented i n t he p ollen r ecord, m acrofossil r emains a re s parse d uring t he p eriod o f o ccupation. c ontrast p resent
t he s eeds o f J uncus, t he p ollen o f w hich d oes n ot i n s ubstantial a mounts, s uggesting d isturbed
8 2
I n
p reserve , a re a nd p ossibly
p eriodically w etter g round.
F urther e vidence f or w etter c onditions i s
p rovided b y f ruits o f T ypha, s eeds o f L emna a nd o ogonia o f C hara. I n g eneral t he r esults a re i n a greement w ith t hose o f G odwin ( 1941, 1 955) a nd B eckett ( 1978) t hat t he s ite w as o n t he m argin o f ar aised b og . F inally , c arbonised p lant r emains ( Jones 1 981) a nd b ones ( Bailey , L evine a nd R ogers 1 981) r ecovered f rom t he s ite p rovide f urther i nformation a bout t he m ixed f arming e conomy i ndicated b y t he p ollen r ecord . P ossible c ultivars r epresented i n t he c arbonised p lant s pelt,
e mmer,
s ix-row h ulled b arley,
r ye, o ats,
r emains
i nclude
C eltic b ean a nd c hess.
H owever , t here i s n ot p ositive e vidence f or t he d eliberate c ultivation o f r ye, o ats, C eltic b ean o r c hess, a lthough t hey c ould h ave b een g rown a s s eparate c rops. T he m ain f aunal r emains p resent a t t he s ite ,
i n o rder o f p riority ,
a re
s heep/goat, c attle , p ig , d og a nd h orse. T he f aunal s pectrum i s g enerally c onsistent w ith a f airly o pen l andscape , a s i ndicated b y t he p ollen e vidence , w ith e xtensive c learings a nd p erhaps s ome a reas o f s crub a nd w oodland. F urther i nvestigation o f t he b otanical r emains f rom M eare , p articularly t he c arbonised r emains, m ay p rovide e vidence o f t he s tatus o f p otential c rops, f arming p ractice , c rop p rocessing a nd t he u se o f d ifferent a reas o f t he s ite , a nd h ence w ith t he w aterlogged r emains p rovide a d etailed p icture o f a l owland l andscape a nd e conomy i n s outhwest B ritain d uring t he I ron A ge.
A CKNOWLEDGEMENTS I t hank P rof. J .M. C oles a nd M iss B .J. O rme o f t he S omerset L evels P roject f or t heir h elp , M rs. S . R ouillard a nd M r. S . G oddard f or d rawing t he d iagrams, a nd M r . A . T eed f or p roducing t he f inal p rints o f t he d iagrams.
B IBLIOGRAPHY. A very,
M .
1 968
a nd d iscussion '. B ailey,
G .N .
' Excavations a t M eare E ast ,
S om . A rch. & N at. H ist. S oc L evine M .A .
1 966.
A n i nterim r eport
, p p 2 1-39 . 12
a nd R ogers S .J .Q .
1 981
' The f aunal r emains'
S omerset L evels P apers 7 , p p 3 8-44. B eckett,
S .C.
1 979
' The p alaeobotanical b ackground t o t he M eare L ake
V illage s ites' S omerset L evels P apers 5 , p p 1 8-24 . B ulleid, A . a nd G ray, H .
S t. G .
1 911
T he G lastonbury L ake V illage
V ol. 1 ( Glastonbury A ntiquarian S ociety). B ulleid ,
A .
a nd G ray ,
H .
S t.
G .
1 917
T he G lastonbury L ake V illage
V ol. 2 ( Glastonbury A ntiquarian S ociety). B ulleid, A . a nd G ray, H . S t. G .
1 948 T he M eare L ake V illage V ol.
( Taunton C astle , T aunton). E delman , C .H .
1 950 S oils o f t he N etherlands ( Amsterdam).
8 3
1
G odwin ,
H .
1 941
' Studies o f t he p ost-glacial h istory o f B ritish
v egetation V I C orrelations i n t he S omerset L evels' N ew P hytol 4 0 , p p 1 08-132. G odwin ,
H .
1 955
' Studies o f t he p ost-glacial h istory o f B ritish
v egetation X III T he M eare P ool r egion o f t he S omerset L evels' R oy. S oc. L ondon B 239 , p p 1 61-190. G ray ,
H .
S t.
G .
1 966
T he M eare L ake V illage V ol.
P hil. T rans.
3 ( edited
b y M .A .
C otton) ( Taunton C astle , T aunton). G ray,
H .
S t.G.
a nd B ulleid,
A .
1 953 T he M eare L ake V illage V ol.
2
( Taunton C astle , T aunton). H elbaek ,
H .
1 952
' Early c rops i n s outhern E ngland '
P roc P rehist S oc.
1 8 , p p 1 94-230. J ones , G . p p 3 3-35. M organ , V illage W est,
1 981
' The c arbonised p lant r emains' S omerset L evels P apers 7 ,
R .A .
1 981
' Tree-ring s tudies i n t he S omerset L evels:
1 979 ' S omerset L evels P apers 7 , p p 3 6-37.
O rme, B .J ., C oles , J .M ., C aseldine , A .E. a nd B ailey , G .N . V illage W est 1 979 ' S omerset L evels P apers 7 , p p 1 2-69 . O rme, B .J ., C oles , J .M . a nd S turdy , C .R .
P ercival , J . C .
1 934
1 9 17
1 979 .
1 981.
' Meare
' Meare V illage W est:
a
S omerset L evels P apers 5 , p p 6 -18 .
r eport o n r ecent w ork '
R eid ,
' Meare
W heat i n G reat B ritain
' Plants ,
( Reading).
w ild a nd c ultivated' i n B ulleid a nd G ray ,
6 25-630 .
8 4
p p.
C EREAL
B RAN A ND H UMAN F AECAL R EMAINS F ROM
A RCHAEOLOGICAL D EPOSITS -SOME P RELIMINARY O BSERVATIONS
A .R . H all, A .K .G. J ones a nd H .K . K enward
I NTRODUCTION D ickson ,
D ickson a nd B reeze
( 1979)
h ave
d escribed o rganic d ebris f rom
t he f ills o f a d itch a ssociated w ith t he R oman f ort o n t he A ntonine W all a t B earsden , S cotland, w hich a ppeared t o b e t he r emains o f f lour o r w holemeal b read.
B iochemical t ests ( Knights e t a l.
1 983) s howed t he p resence o f
c oprosterols, a nd e ggs o f a n i ntestinal n ematode w ere r ecorded f rom p ollen p reparations, s uggesting t hat t hese d ebris w ere f aecal i n o rigin. I nvestigations o f av ariety o f a rchaeological c ontexts o f R oman a nd m ediaeval d ate i n Y ork a nd e lsewhere h ave n ow l ed t o t he w hich m ay b e f lour ,
b read,
i dentification o f m aterial
o r t heir u ndigested r emains.
r esults o f t hese i nvestigations i nto d eposits
S ome p reliminary
c onfidently i nterpreted a s
h uman f aecal m aterial a re p resented h ere. T he p resence o f c ereal b ran i n d eposits f rom Y ork w as f irst b rought t o o ur a ttention b y M .A . ' flot' ( Kenward , H all
R obinson i n 1 976 ; h e o bserved b ran f ragments i n a a nd J ones 1 980) f rom p araffin-flotation o f a s ample
f rom t he 4 th c entury f ills o f t he R oman w ell i n S keldergate ( Carver , D onaghey a nd S umpter 1 979 ; H all , K enward a nd W illiams 1 980). S imilar m aterial w as l ater r ecorded f rom t he m ajority o f s amples o f t he s ame f ills d uring s orting f or p lant m acrofossils. R emains o f i nsects a ssociated w ith s tored g rain a nd o ther s tored p roducts w ere v ery a bundant i n t hese f ills. T his c omponent o f t he i nsect a ssemblage w as m uch l ike t he f auna r ecorded f rom t he R oman g rain w arehouse a t C oney S treet,
Y ork,
i n d eposits w hich w ere u ndoubtedly t he
r emains o f a l arge q uantity o f b eetle-infested g rain ( Hall , 1 976;
K enward a nd W illiams 1 979).
R .A .
a nd K enward
I t t hus s eems t hat s poiled g rain ( rather
t han f lour) w as t hrown i nto t he S keldergate w ell.
S eeds o f w eeds o f a rable
c ultivation s uch a s c orncockle ( Agrostemma g ithago) w ere a lso r ecorded f rom t he w ell f ills a nd p robably e ntered w ith g rain r esidues. S imilar a ssociations o f r emains h ave s ince b een f ound i n t he f ills o f a s econd t imber-lined R oman w ell a t a s ite a t t he B edern ,
Y ork ,
a lthough g rain p ests
w ere l ess a bundant t han a t S keldergate. C ereal b ran h as a lso b een r ecovered f rom p its o f v arious d ates f rom e xcavations a t T he B edern a nd 1 6-22 C oppergate, Y ork , a nd f rom m ediaeval H ull ( Scale L ane,
U nderdown
1 980;
Q ueen S treet s ite ,
u npublished) a nd R ichmond ,
N . Y orkshire ( Bailey H ouse s ite , u npublished). T he f ills o f t he B edern a nd C oppergate p its i ncluded o rganic d ebris, o ften c oncreted , w hose n ature w as a t f irst e nigmatic. T he c oncretions w ere d isaggregated b y d ilute o r c oncentrated h ydrochloric a cid g iving, i n a ddition t o a r esidue o f f ine o rganic d ebris,
s light e ffervescence a nd a y ellow s olution .
T heir c hemical
n ature h as y et t o b e i nvestigated b ut p reliminary X -ray d iffraction a nalysis o f s imilar m aterial f rom C oppergate h as s hown t hem t o b e c emented b y a f orm o f
c alcium p hosphate.
M acroscopically,
h owever ,
85
t he b ulk o f
t he m aterial
p roved t o b e c ereal b ran . D ETAILED A NALYSES M ore
d etailed a nalyses w ere m ade o f m aterial f rom t wo p its a t
t he t wo
s ites i n Y ork. 1 6-22 C oppergate A s ample w as 2 0178)
t aken o f
t he a pparently
r ather h omogeneous f ill
o f a s mall u nlined p it p rovisionally d ated t o
c entury.
S ub-samples
o f
t his
f ill e xamined i n t he
t he
( context
1 0th o r
1th 1
l aboratory h ad a
y ellowish-brown c olour ( Munsell c olour 2 .5Y 5 -3/1-4, ' dark g rey' t o ' olive b rown'), b ecoming m uch d arker o n e xposure t o a ir ( 10YR 2 /1, ' black'). T he c olour i n s itu w as r ecorded a s 1 0YR 3 /3
( 'dark b rown').
I t s hould b e n oted
t hat t his m aterial d id n ot a ppear i n t he f ield t o b e t he t ypical
' green c ess'
c ommonly r ecorded b y e xcavators. I t c onsisted o f s oft, a lmost w holly o rganic m aterial w ith b rittle c oncretions, e specially t owards t he m arg ins o f t he p it. T he m aterial w as s omewhat r eminiscent o f f ine-textured h erbivore d ung, a nd i n p laces l arge f ragments o f g rass-like p lant m atter w ere o bserved, s ometimes a s i mpressions i n t he c oncretions. o f w ood a nd s mall s tones, p it d uring u se.
T here w ere a lso s ome f ragments
t hese p robably h aving f allen f rom t he w alls o f t he
P lant m acrofossils F or a m ore d etailed e xamination ,
2 50 g o f t he s oft, u nconcreted f ill w as
w ashed o nto a 3 00 m icron-mesh s ieve a nd d isaggregated i n w ater. S mall a mounts w ere s canned u nder a s tereo m icroscope a nd t he b ulk o f t he m aterial f ound t o b e f ragments
o f
b ran a bout
1 -2 m m i n l argest
w ith s ome w hole o r n early w hole c ereal p eriderm s acs. a s g lossy f ragments o n s plit s urfaces i dentification o f
o f t he c oncretions.
t he m aterial i s c onsidered b elow ,
t he b ran t here w ere ( corncockle) s eeds.
d imension ,
t ogether
B ran w as a lso v isible p .
T he m icroscopic
9 3.
T ogether w ith
n umerous f ragments o f t he t esta o f A grostemma g ithago T he l argest w ere a bout 2 m m s quare a nd i t w as e stimated
( by s canning i n ap etri d ish o ver s quared p aper) t hat t hey f ormed a bout 4 % b y v olume o f c orncockle B achem
t he r esidue a fter s ieving. s eeds a s a f lour c ontaminant
( 1961),
K nörzer
( 1967)
T he p ossible s ignificance o f h as b een d iscussed b y G odwin a nd
a nd W ilson
( 1975).
T hese a uthors
t hat p oisonous s apotoxins i n t he s eeds m ay r ender f lour ,
i ndicate
a nd f ood m ade f rom
i t, i njurious t o h ealth. A lthough i t h as b een s uggested t hat c ooking m ay a ffect t he p oisonous p rinciple , t his a ppears n ot t o h ave b een i nvestigated r igorously.
I n a ddition t o A grostemma ,
t here w ere s maller n umbers o f s eeds
o r s eed f ragments o f o ther a rable w eeds
s uch a s
c otula),
c onvolvulus),
b lack
b indweed
( Polygonum
s tinking m ayweed a nd
c orn
( Anthemis m arigold
( Chrysanthemum s egetum). S mall n umbers o f s eeds o f w aterside a nd m arsh p lants w ere a lso p resent. T hese
i ncluded
s pike-rush
( Eleocharis
p alustris),
m arsh
( Hydrocotyle v ulgaris) a nd m arsh m arigold ( Caltha p alustris). v ery l ikely t o h ave b een c onsumed i ncidentally w ith f ood, e ntered t he f ills s urrounding s oil. d eposits o f
o f
p ennywort
T hey a re n ot b ut m ay h ave
t he p it i n a n umber o f o ther w ays, p ossibly f rom t he T he r emains o f s uch p lants a re a bundant i n m ediaeval
t he k ind i nto w hich t he p it w as c ut a nd a re d iscussed,
e xample, b y H all, K enward, W illiams a nd G reig
f or
( 1983).
L arger p lant r emains w ere r epresented b y o ccasional f ruitstones o f
8 6
P runus s p.
( probably a p rimitive p lum , P .
f ragments o f a pple , M alus. w hich
i t
h as
p robably
s o
L otus
r emains h ave
f ar
b een
( birdsfoot
d omestica), a nd s eeds a nd e ndocarp
T here w ere a lso m any c orollas o f l egume f lowers, i mpossible t refoils)
t o o r
b een r ecorded f rom h orse
i dentify
f urther.
T rifolium
( clovers,
d ung f rom a w ell
T hey a re m ost e tc.).
S uch
i n R oman L ancaster
( Wilson 1 979), a pparently h aving s urvived p assage t hrough t he e quine g ut. W hilst t he f lowers r ecorded f rom t he C oppergate p it f ill w ere s eemingly r ather b etter p reserved t han t hose f rom L ancaster,
t hey l acked c alyces,
p erhaps s uggesting t hat t hey h ad b ecome d etached f rom t he h eads b efore e ntering t he f ills. I t i s, h owever , n ot a t a ll o bvious h ow t hese f lowers c ame t o b e i n t he p it.
A c omplete l ist o f p lants r ecorded i s g iven
i n T able 1 . I nsects B esides p uparia ,
p lant
r emains,
b eetles a nd a phids,
t here
w ere
m any
i nvertebrates,
i ncluding
f ly
a nd a lso s mall u nidentifiable f ragments o f f ish
b one. A f urther i nvestigation w as c arried o ut o n t he i nsect r emains e xtracted f rom 1 .25 k g o f t he d eposit, u sing a s hort t reatment i n d ilute h ydrochloric a cid t o b reak u p c oncretions. T he s ample w as s ieved t o 3 00 m icron , a nd t he r etent b oiled t o p revent p lant m aterial f rom f loating. ( Kenward e t a l.
1 980) w as t hen c arried o ut, t he
P araffin-flotation
' f lot' b eing s orted u nder t he
l ow p ower o f a s tereo m icroscrope. A v ariety o f i nvertebrate f ossils w as r ecovered, i ncluding a n a ssemblage o f b eetles a nd b ugs ( Table 2 ); t he l atter a ssemblage i s t oo s mall f or d etailed i nterpretation b ut s ome t entative c onclusions m ay b e d rawn , u sing t he m ethods d escribed b y K enward ( 1978). T he v alue o f t he i ndex o f d iversity ( Fisher's a lpha; F isher, C orbet a nd W illiams ( 1943), c alculated u sing a c omputer p rogram w ritten b y A RH) i s 8 3.6 , w ith a t wo s tandard e rror r ange ( that i s, 9 5% c on fidence l imits) o f 4 9 .41 17.8. T his i s a r ather h igh v alue, a s i s t hat f or t he p ercentage o f ' outdoor' i nsects ( OB = 1 7.0%) ( compare w ith t he r ange o f v alues g iven b y K enward 1 978). I t a ppears, t herefore, t hat t he a ssemblage o riginated i n a r andom w ay ,
r ather t han a s a b reeding c ommunity i n o r n ear
t he p it.
T he
i nsects m ay b e ' background' f auna, o r a m ixture o f t his w ith r emains i ntroduced w ith r ubbish o r s oil. T he p it w as d ug i nto d eposits l ikely t o h ave b een r ich i n i nsect r emains, a nd f rom w hich s ome m ay h ave b een d erived. I t i s
e vident f rom T able
2 t hat
a nd a lthough a l arge p roportion o f
n o
s pecies
a re p articularly a bundant,
t he f auna c omprises s pecies o bligatorily
o r f acultatively a ssociated w ith f oul r otting m atter a nd d ung , t here a re n o m ore t han a re f ound i n m ost w aterlogged u rban d eposits o f t he e arly m ediaeval p eriod.
I ndeed , t he a ssemblage a s aw hole i s t ypical o f t hat t ime.
I t
t hus a ppears
l ikely t hat w hile s ome o f t he C oleoptera m ay h ave b een
a ttracted t o t he f oul o dour o f t he c ess-pit, a ccidentally o r i ncidentally.
t he g reater p roportion e ntered
T his i s n ot s urprising -if t he p it c ontained
l iquid w aste o r a s lurry i t i s u nlikely t hat b eetles c ould h ave b red i n i t a nd t he e ntire a ssemblage w ould,
i n t he m ost l iteral s ense,
c onsist o f
' background f auna'. I t
i s,
o n t he o ther h and ,
q uite p ossible t hat t he f lies w ere a ttracted
t o , o r b reeding i n , c ess. A f ew p sychodid f ly w ings w ere r ecorded , b ut while t hese i nsects h ave g ained t he c ommon n ame ' sewage f lies' a nd a re a bundant i n s ewage, r ange
o f
h abitats.
t he f amily a s aw hole m ay b e e ncountered i n a v ery w ide T he r emaining D iptera
8 7
( Table
2 ) w ere a ll p uparia
( identified b y P .
S kidmore) a nd i t
i s q uite l ikely t hat
t he l arvae o f
s ome
f ound s uitable c onditions f or d evelopment i n t he p it. O f t he r ecorded s pecies, t he ' latrine f ly' F annia s calaris i s o ften a ssociated w ith h uman f aeces, a lthough i t w ill d evelop i n o ther m aterials. M uscina s tablulans i s a lso s trongly a ssociated w ith m an , w hile S epsis p unctum a nd C opromyza e quina a re a ssociated w ith h erbivore d ung. I t s eems l ikely t hat b ran-rich h uman f aeces, o f t he k ind b elieved t o h ave c onstituted t he f ill o f t his p it, w ould h ave p rovided a h abitat m ore l ike h erbivore d ung t han w ould t he f aeces r esulting f rom t he t ypical 2 0th c entury w estern ' trash f ood' d iet. T he
s mall g roup o f
a ssemblage.
a phids
f orm a n i ntriguing
T hese h ave b een e xamined b y D r.
O 'Donnell w ho o bserved ( in
c omponent V .F.
o f
t he
i nsect
E astop a nd M r D .J.
l itt.) t hat t he a phids c ontained t he s ilken
c ocoons o f p arasitic w asps, a nd i n s ome c ases t he r emains o f t he p arasite l arvae. T he r ecorded a phid s pecies, t ogether w ith t heir p arasites, a re l isted i n T able 2 . H olcaphis a phids f eed o n g rasses, w hile t he o ther s pecies a re a ssociated w ith
c rucifers
p iece
o f
a nd
f requently o ccur
e vidence.
T he a phids
o n c abbages.
c ontained m ature
T his
i s
p arasites,
a n
i nteresting
a nd
t hus w ere
i mmobilized a nd p robably a ttched t o t heir p lant h ost. M oreover , t hey w ere h ardly l ikely t o h ave l ived l ong a fter e ntering t he p it, s o t hat i t s eems p robable t hat t hey a rrived o n l eaves. P erhaps t he c rucifer a phids h ad p assed t hrough t he h uman g ut a fter h aving b een a ccidentally e aten w ith g reens. I f
g roups
o f
s pecies
o f
a phids
o r o ther p ests
s pecific
t o
s oft
f oods
l ike b rassicas c an b e f ound , t his m ay p rove t o b e t he o nly e vidence f or t heir c onsumption .
T he s eeds o f s uch p lants a re o ften a bundant i n u rban m ediaeval
d eposits ( Hall e t a l. 1 983) ( and i ndeed a re r epresented i n t he p resent a ssemblage) b ut s eem u nlikely t o h ave b een u sed a s f ood , u nless i ncidentally a s g rain c ontaminants. A lthough , i n t he p resent c ase, i ntroduction o f t he a phids b y o ther m eans c annot b e r uled o ut, t here i s c learly s cope f or f uture w ork o n t hese h itherto n eglected r emains. M ention m ay b e m ade o f a s ingle b eetle w hich m ay h ave o riginated i n f aeces:
av ery s mall a nd c leanly b roken f ragment o f a n a dult h ead o f a
m ealworm ,
T enebrio s p.
f lour. r egions;
I t i s q uite p ossible t hat t his h ad b een m illed w ith
I nsect f ragments a re o ften f ound i n f lour ( especially i n t ropical s ee H all 1 955, a nd R aymond , S pickett a nd W ard 1 954 f or e xamples)
a nd w ere n o d oubt e ven m ore p revalent i n t he p ast. I t i s, i ndeed, s urprising t hat m illed i nsect f ragments a re n ot c ommonly f ound i n c ess d eposits b earing i n m ind t hat t he h uman g ut p roduces n o e nzymes d igesting c hitin a nd
t hat
i nsect
f ragments
t he g uts o f i nsectivorous v ertebrates. o f
e xample, a bundant
S itophilus
p ass v irtually u nchanged t hough
i n t he R oman p eriod ,
t here i s a
t he c haracteristic p ests o f s tored g rain
g ranarius
o f
O ne r eason m ay b e t hat t he m ajority
c ess p its s o f ar e xamined h ave b een o f e arly m ediaeval d ate:
g rowing b ody o f e vidence t hat
c apable
and O ryzaephilus
s ubsequently b ecame
s urinamensis), r are
( for
a lthough
o r e ven e xtinct
i n
B ritain , o nly r eappearing i n l arge n umbers i n p ost m ediaeval t imes ( Kenward , u npublished). P ollen A ttempts w ere a lso m ade t o i solate p ollen f rom t he C oppergate p it f ill. T he p ollen a nalyses ( Table 3 ) r evealed t hat a bout 7 0% o f t he t otal s um w as o f C erealia t ype; p oor p reservation m ade f urther i dentification i mpossible,
8 8
m ost
o f
t he
g rains o bserved b eing
' crumpled'
( sensu C ushing
1 967).
T hat
c ereal p ollen m ay b e e asily t ransported w ith c ereals a fter h arvesting h as b een s hown b y R obinson a nd H ubbard ( 1977), a lthough t he q uantity l ikely t o r emain o n t he g rains a fter t hreshing i s u nknown . M oreover , e xperiments b y G reig ( 1982) a nd K rzywinski ( 1979 a nd p ers. c omm .) h ave p roved t hat c ereal p ollen c an w ithstand b oth c ooking a nd p assage t hrough t he h uman g ut. W ith
t he
c ereal
p ollen w ere s mall a mounts
o f
a v ariety o f h erbaceous
t ypes, n otably g rasses ( Gramineae), r ibwort ( Plantago l anceolata), C ruciferae , R anunculaceae , c ornflower ( Centaurea c yanus), a nd v arious o ther p ollen t axa o f C ompositae. L ike t he w eed s eeds, t hey m ay h ave e ntered t he f lour a t t he t ime o f m illing f rom w eed f lowers a nd s eeds u navoidably r etained w ith t he c leaned g rain , o r a s c ontaminant p ollen o n t he g rains ( cf. d ata o f R obinson a nd H ubbard l oc. c it., t able 1 ), a lthough i t i s p ossible t hat a p roportion o f t his c omponent o riginated i n p lants g rowing o n t he s ite , o r e ven o ther i mported m aterial s uch a s s traw f or t hatch. O f a ll b iological r emains , p ollen s eems t he m ost l ikely t o h ave f ound i ts w ay i nto a c ess p it c ompletely b y a ccident, w hether t he p it w as c overed o r o pen t o t he s ky. P arasite e ggs T he p ollen p reparations
c ontained a bundant w hipworm e ggs
( Trichuris
s p.). W hipworms l ive i n t he l arge i ntestine a nd c aecum o f a r ange o f m ammals i ncluding m an , e ggs b eing s hed i nto t he l umen o f t he g ut a nd p assed w ith f aeces. a rchaeological
T richuris e ggs h ave b een r ecorded f rom a n umber o f s ites ( for a r eview , s ee J ones 1 982) a nd c learly h ave
c onsiderable s ignificance i n u nderstanding p ast h ealth a nd h ygiene. T richuris e ggs p reserve r emarkably w ell.
I n t he p resent c ase , t he e ggs
h ad w ithstood t he r igours o f p ollen p reparation , c onfirming t he o bservations o f J .H . S pecific ( Soulsby
D ickson ( pers.
i ncluding a cetolysis, c omm .) a nd G reig ( 1981).
i dentification r elies u pon t he s ize a nd p roportions o f t he e ggs 1 965). M easurements o f 1 00 e ggs f rom t he C oppergate m aterial ,
e xtracted a nd m ounted i n w ater f ollowing a m odified S toll t echnique ( MAFF 1 977), g ave m ean v alues f or l ength a nd b readth w ithin a m icron o f t hose f or T . t richiura. T his i s t he s pecies p arasitizing m an a nd ( experimentally) p igs ( Table 4 , s ample C l, a nd d ata f rom B eer 1 976). B y c ontrast,
e ggs i n t he p ollen p reparation ( C2) f rom t he s ame s ample
w ere s maller t han t hose o f a ny t richurids l ikely t o b e r ecorded i n a bundance f rom a rchaeological d eposits. A n i ntuitive e xplanation o f t his d isparity i s t hat t he e ggs h ave s hrunk d uring p ollen p reparation . F urthermore , w hile A scaris ( maw w orm ) e ggs w ere a bundant i n s ample C l, n one w as o bserved i n t he s ample p repared f or p ollen , s uggesting t hat t hey h ad b een d estroyed b y a cetolysis. H owever, l ater e xamination o f a nother s ample p repared f or p ollen a nalysis p roved t hat A scaris e ggs m ay w ithstand t his t reatment. H aving
d iscovered
t hat
t he
d imensions
o f
a ncient
t richurid
o va
a re
a ffected b y c hemical t reatment, i t w as d ecided t o t est i f m ounting m edium a ffects e ggs s ize a s i s t he c ase w ith p ollen ( Moore a nd W ebb 1 978 , 2 7). T o t his e nd , a f urther s ubsample w as t reated f or p ollen a nalysis a nd w as d ivided a fter a cetolysis; p art w as m ounted i n g lycerine j elly ( Table 4 , s ample C 3) w hile t he o ther s ubsample w as d ehydrated i n t ertiary b utyl a lcohol a nd m ounted i n s ilicone o il ( C4). F igure 1 g ives a p lot o f t he m eans, r anges a nd o ne-standard-error-ranges o f t he m eans f or t he l ength a nd w idth o f e ggs f or t hree s amples ( C1, C 3 , C 4).
89
C • 1
C
U )
^ I
U ) › ,
e -N
2g •
1 (
c o (a i - c a f s I t ), w
••••
0
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P
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. c
e t . e ,. . . „ . ) o . . ,t 0
1
a )
c4 1 / 1
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0
4t e4 i 1E i u u ), t o 1
c L )
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0
ei
g
)
"
0 N
l
*
.,
e
V
W
4
0
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4
g
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e
.
r 0"4
7
9
. 4 r j w82 ( 1)
C V 4 ) ( t i
( I)
• ri 4 1
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.c l i
t r)
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t
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i f C . )
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. ( 1 )
g
' V 4 I
C i 2
I 1 0
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) 4' 4 a 4 T i 3 1 I i C U C C U 4 4 0
4 / 1
0
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-0
Q J
Z /
c i p
. C I )
A J i c )
T he p ollen p reparation t reatments
c aused
c onsiderable
s hrinkage,
s uch
t hat
t he t reated a nd n on-treated e ggs w ere s ignificantly d ifferent i n s ize. W ithin t he t reated s amples t here w as a s ignificant d ifference b etween t he t wo s amples
m ounted i n s ilicone o il ,
s uggesting t hat
s mall
d ifferences
t echnique o f p reparation m ay h ave a m arked e ffect o n e gg s ize, C 2 ( silicone o il) a nd C 3 ( glycerine j elly), T hese
r esults
s uggest
t hat
i n
t he
w hile s amples
p roduced s imilar s ized o va.
s pecific
i dentification o f t richurid o va
f ound i n p ollen p reparations c annot b e b ased o n e gg d imensions a nd , a s t here a re f ew m orphological c haracteristics, s pecific i dentification s hould n ot b e a ttempted.
H owever ,
o nly s mall n umbers o f o va h ave b een m easured i n t hese
t ests, a nd d ata p ublished f or m odern o va ( Beer 1 976) a re a lso b ased o n s mall p opulations, s o f urther w ork i s c ertainly r equired. B edern p it-fill P ollen a nalysis o f a p iece o f c ontext B edern,
1 505, Y ork,
s trongly c oncreted m aterial f rom a p it,
d ated b y p ottery t o t he 1 4th c entury, a t t he s ite a t T he r evealed a s pectrum e ssentially s imilar t o t hat f rom t he
C oppergate s ample.
C ereal p ollen h ere f ormed 6 0% o f
t he a ssemblage.
P oorer p reservation m eant t hat t he p ollen w as m ore d ifficult t o c ount, h owever , n oting
a nd a s um o f o nly 1 79 g rains i s g iven ( Table 3 ).
t hat,
w hilst
t he b ulk o f
a ssemblages c onsits o f h erb p ollen , r ecorded,
I t m ay b e w orth
t he p ollen f rom t he C oppergate a nd B edern s mall a mounts
p resumably r epresenting a ir-borne
o f t ree p ollen w ere a lso
' background ' p ollen r eaching t he
s ites. T richuris
e ggs w ere a bundant
p opulation m easured
( Table 4 ,
i n t he
s ample B )
B edern p reparations,
b ut t he
g ave r ather l arger v alues
f or m ean
l ength a nd w idth t han t hose f or t he e ggs f rom t he C oppergate p ollen s ample ( C2), a nd c loser i n s ize t o t hose o f t he w ater-disaggregated p opulation ( Cl). T he n ature o f t he m aterial f rom t he p it a t t he B edern u nfortunately r endered w ater-disaggregation i mpracticable a nd t reatment w ith d ilute s odium h ydroxide a nd h ydrochloric a cid w as n ecessary. T he d ifferences i n e gg s ize i n t hese t wo g roups
a lmost
c ertainly r elate
t o
b oth
c onditions
o f
p reservation a nd
m ethod o f p reparation . U nfortunately,
t he
B edern m aterial
w as
n ot
s uited
t o
s eed
o r
i nsect
a nalysis.
D ISCUSSION
t hese
T he h igh
c oncentration a nd
l arge
o verall q uantities
o f
c ereal b ran i n
s amples
f rom Y ork c learly
p oint
t o
o f
c ereals
d iet o f
t he
i mportance
t wo q uite s eparate g roups o f m edieval t ownspeople:
i n t he
1 0/11th c entury
a rtisans a t C oppergate a nd 1 4th c entury V icars C horal a t t he B edern. H owever , i t s hould b e r emembered t hat t he s amples r epresent o nly t hat p ortion o f t he f ood w hich w as r esistant b oth t o d igestion a nd t o s ubsequent a ttack b y m icro-organisms a nd c hemical c onditions i n t he g round.
A spects o f t his h ave
b een d iscussed b y C alder ( 1977) w ith r espect t o c omponents o f t he p rehistoric M aori d iet. I t
i s
i nteresting
t o
n ote
t he
g reat
v ariation
c omposition o f p it f ills c onfidently r egarded a s n umbers o f
' cess'.
o bserved
i n
t he
F or e xample ,
t he
r emains o f e dible f ruits v ary f rom i nsignificant
o f t he C oppergate p it) t o i mmense;
( as i n t he c ase
a n e xample o f t he l atter i s a fforded b y a
9 1
s econd ,
l ate-mediaeval
p it
f rom t he
B edern s ite
( unpublished
d ata),
w hich
y ielded a v ariety o f s eeds o f f ruits s uch a s f ig ( Ficus), g rape ( Vitis), s trawberry ( Fragaria) a nd b lackberry ( Rubus f ruticosus), a s w ell a s b ran , b oth f ree a nd c oncreted.
W hen c arried o ut o n a l arger s cale,
a nalyses
o f
t his k ind w ill s urely p oint t o i mportant s ocio-economic d ifferences. I nsect
r emains
m ay
a lso
v ary
g reatly
i n a bundance
w hile t hose i n Y ork s o f ar e xamined y ielded f ew i nsects,
b etween
c ess-pits;
s amples f rom s everal
p its i n O slo , N orway, c ontained i mmense n umbers ( Kenward f orthcoming). S uch d ifferences m ay p rovide u seful c lues a s t o c onditions i n p its d uring t heir u se a nd t hus, f or e xample, t o t heir i mportance a s a s ource o f d isease, i f n ot o f s tench. A nother n otable o bservation i s
t hat n either o f
t he p its c onsidered i n
d etail y ielded a ny g ood e vidence f or t hat w hich i s e uphemistically t ermed t oilet t issue. L arge q uantities o f w oven w ool f abric o r m oss ( mainly T huidium t amariscinum a nd H ylocomium s plendens) h ave b een r ecorded v ariously f rom p its
i n m ediaeval B ergen ( Krzywinski
1 979 a nd t his v olume),
O slo a nd
D ublin ( Hall u npublished) a nd t here s eems l ittle d oubt t hat t hey s erved h ygienic p urposes. T he C oppergate p it f ill c ontained s ome g rass r emains ( and g rass-feeding a phids), h owever , w hich m ay h ave o riginated i n h ay o r f resh g rass u sed a s a nal w ipes. T he r esults o btained d uring t he p reliminary i nvestigations c learly d emonstrate
t hat
a rchaeological
f aecal
d eposits
m aterial b y
c an
r elatively
b e
p ositively
s imple m eans.
i dentified
f rom
T his m ay p rove
p articularly u seful w here p reservation i s l ess g ood t han a t t he s ites d iscussed h ere. T aken s eparately , t he r esults o f p ollen , p lant m acrofossil a nd p arasite e gg a nalyses m ay n ot p rovide u nambiguous i ndications o f t he n ature o f t he d eposits b eing e xamined , b ut t ogether t hey a ppear i ndisputable. A n e xample o f t he a pplication o f s uch c ombined a nalyses h as b een i n t he i dentification o f a c oncreted s tool , a lmost c ertainly h uman , S candinavian d eposits a t 6 -8 P avement, Y ork ( Jones 1 983). N ot s urprisingly,
p erhaps,
f rom A nglo-
t he i nsect r emains s how l ittle p romise a s a
m eans o f r ecognizing h uman e xcreta, a lthough f lies a nd a phids c ertainly w arrant f urther i nvestigation a nd t he r emains o f b reeding c ommunities o f i nsects m ay b e i mportant i ndicators o f p recise c onditions w ithin p its. A lthough i n t he i nstances c ited h ere t he e xcavators s trongly s uspected t hat t he p it f ills w ere f aecal, t he r esults c an n ow b e a pplied t o d eposits w here f aeces m ay h ave b een i ncorporated w ith o ther m aterial o r w here t he a rchaeological e vidence i s i nadequate.
I nvestigations o f p it f ills c learly
h ave a n i mportant r ole b oth a t t he i nterpretive l evel, i n d etermining t he u se o f p its, a nd m ore b roadly f or t he s tudy o f p ast d iet, h ygiene a nd p ublic h ealth.
A PPENDIX A n ote o n t he i dentification o f c ereal T here
i s
n o
l arge
and
' bran'
r eadily
a ccessible
l iterature
o n
t he
i dentification o f p lant t issues s uch a s t hose f rom c ereal g rains s o i t m ay b e u seful t o o utline h ere s ome o bservations m ade d uring t he i nvestigation o f t he c ereal
' bran ' d iscussed i n t his p aper .
9 2
A ll
t he
f ossil m aterial
e xamined
c onsisted
o f
i rregular
f ragments
o f
r eddish-brown o r s traw-coloured t issue, m ostly 1 -2 mm i n t heir l argest d imension . A t m agnifications o f x 400 , t he f ragments w ere f ound t o c omprise t wo l ayers o f n arrowly e longate-rectangular t o s omewhat p olygonal c ells, c rossing e ach o ther o bliquely o r a pproximately a t r ight a ngles. T hese f ormed a c haracteristic c riss-cross p attern r ather l ike a ' chain-link f ence' w hich ,
o nce r ecognized,
w as r eadily s een a t l ow m agnifications a nd o n b roken
s urfaces o f t he w hole c oncretions. T he
f ragments w ere
c ompared w ith b ran m aterial
f rom a v ariety o f
w holemeal f lours a nd b aked p roducts,
i ncluding b read a nd
' biscuits',
a s w ith o atmeal a nd p earl b arley,
a lthough t he c omparison w as f ar f rom
a s w ell
e xhaustive. T wo w orks o n t he a nalysis o f c attle f ood c omponents ( Morris 1 917; F ielding a nd P arkinson 1 929) a nd a r ecent s tudy o f t he p ericarp o f c arbonized a nd n on-carbonized c ereals a lso
f ound u seful
f ossil m aterial. b y E sau ( 1965,
( Körber-Grohne a nd P iening
i n u nderstanding t he
c ell
s tructure
o f
1 980) w ere
b oth m odern a nd
T he s tructure o f t he m ature k ernel i n w heat i s c onsidered 5 91-2) a nd B radbury, C ull a nd M acMasters ( 1956 a , b ).
H owever , t here i s c onsiderable v ariation i n t he n omenclature u sed f or t he n umerous l ayers o f t issue d istinguishable i n t he f ruit a nd s eed c oats o f t he c ereal
c aryopsis
a nd
c areful
m icroscopy
i s
n eeded
t o
i dentify
t he
c haracteristic c ells o f e ach l ayer. I t w as c oncluded t hat t he f ossil m aterial m ust b e f rom t he
' spermoderm '
o f t he g rain . T his l ayer f orms t he i nner p art o f t he ' bran ', u nderneath t he p ericarp, a nd i t d erives f rom t he i nner i ntegument o f t he c aryopsis ( Esau 1 965,
5 92;
w heat
B radbury e t a l.
o pp.
c it., 3 38 , 3 53 a nd f ig. 3 1).
( and t o a l esser e xtent a lso r ye)
b eing c oloured,
t he s permoderm i s
i t i s r egarded b y F ielding a nd P arkinson ( 1929,
d ifficult t o d istinguish i n g rain m aterial i n c attle f oods. r eadily b read,
A lthough i n
c haracterized b y
o bserved
i n
b oth w heat
p reparations
a nd r ye.
m ade
I ndeed ,
f rom c ommercial
w holemeal
i n a p reparation o f
4 9) a s
H owever , i t w as f lour a nd
c ommercial w heat
b ran o n w hich s trong h ydrochloric a cid h ad b een u sed t o c lean t he b ran , s permoderm w as,
i f
anything,
r endered m ore
t he
c learly v isible u nder t he
m icroscope , f or t he o verlying t hickened , p itted , r ectangular ' cross-cells' o f t he p ericarp b ecame l ess d istinct w ith t ime. T his i s b orne o ut b y t he o bservations o f N ilsson-Ehle a nd Z euschner , a s q uoted b y K rauss ( 1933), w ho f ound t hat t reatment o f c ereal p ericarp w ith s ulphuric a cid r esulted i n t he s eparation t ube-cells,
o f
t wo
d istinct
l ayers,
o ne
c onsisting
t he o ther o f t he s permoderm .
o f
t he
c ross-cells
a nd
I t w as t hought t hat i n t he f ossil
m aterial t his m ight h ave r esulted f rom i ts p resumed p assage t hough t he g ut, b ut o bservations o n w heat b ran f rom o ne s ample o f t he a uthor's
( ARH) f aeces
f ollowing m eals i ncluding w holemeal b read i ndicated t hat
t he
c ross-cells
a ppear
p ost-depositional
g enerally
t o
s urvive
d igestion .
I t
m ay
b e
t hat
d ecay i s i mportant f or t he d estruction o f t his t issue. r emembered
t hat
t his
c omparison h as
M oreover , i t m ust b e
b een o f m odern c ereals w ith R oman a nd
m edieval m aterial a nd t here m ay b e d ifferences c onnected w ith t he s pecies o r v ariety o f g rain u sed i n e ach c ase. b ran
r esidues
m ore
f ully
t o
T here i s c learly a n eed t o i nvestigate
e stablish
w hether
o ther
c ereals
m ay
b e
i dentified.
A CKNOWLEDGEMENTS T he a uthors a re g rateful t o M ark R obinson a nd J ames G reig a nd t he s upervisors a nd e xcavators o f t he Y ork A rchaeological T rust f or t heir h elpful
9 3
d iscussions a nd c o-operation ,
t o D r . V .F. E astop , M r. D .J . O 'Donnell a nd M r.
W .R . D olling ( British M useum ( Natural H istory)), f or t he i dentification o f t he a phids, t o M r. P .E. S kidmore ( Doncaster M useum ) f or i dentification o f f ly r emains a nd t o D r. J .H. a nd M rs. C .A. D ickson, a nd D r. K . K rzywinski f or d iscussion o f t heir w ork i n S cotland a nd N orway, r espectively. M r. S . E . W arren ( Bradford U niversity) k indly a rranged f or X -ray d iffraction a nalyses o f f aecal c oncretions. D r. M .J. C hadwick k indly b rought p apers o n i dentification o f c attle f oods F igure 1 .
t o o ur a ttention .
M r .
B .
G olding d rafted
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' The a nalysis o f a rchaeological i nsect a ssemblages:
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f orthcoming
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i nsects, 2 e d.,
' A t ested s et o f
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1 964,
1 977
e vidence P .V.
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( ed.),
T he
A c heck l ist o f B ritish
R oyal E ntomological S oc.
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1 983 i n t he
K nörzer, K -H. 1 967 ' Kornradensamen ( Agrostemma g ithago L .) a ls g iftige B eimischung i n r ömerzeitlichen u nd m ittelalterlichen N ährungresten .' A rchaeo-Physika 2 , p p 1 00-7.
9 5
K örber-Grohne, o f
U . a nd P iening ,
U .
1 980
c arbonized a nd n on-carbonized g rains
e lectron
a nd
l ight
m icroscopes
L .
a n
c ereals
a s
a dditional
o bserved a id
i n
i n s cann ing d etermining
F lora 1 70 , p p 1 89-228.
p rehistoric f indings.' K rauss,
a s
' Microstructure o f t he s urfaces
o f
1 933
' Entwicklungsgeschichte d er F rüchte v on H ordeum ,
T riticum , B romus u nd P oa m it b esonderer B erücksichtigung i hrer S amenschalen '. J ahrbuch d er W issenschaftlicher B otakni 7 7, p p 7 33-808. K rzywinski, K . 1 979. l atrine.' A rkeo 1 979, p p U niversitetet i B ergen).
' Preliminaer u ndersokelse a v p lanterester i 3 1-3. ( Publication f rom H istorisk M useum,
M inistry o f A griculture,
F isheries a nd F ood ,
p arasitological l aboratory t echniques. M oore, a nalysis.
P .D.
a nd W ebb,
L ondon e tc:
M orris,
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M anual o f v eterinary
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1 978
A n I llustrated g uide t o p ollen
H odder a nd S toughton .
1 917.
M icroscopic a nalysis o f c attle-foods
C ambridge:
U niversity P ress. R aymond , W .D.,
S pickett, R .C.W . a nd W ard , J .B.
R obinson ,
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1 954
' The e stimation o f
C olonial P lant a nd A nimal P roducts 4 , p p 3 34-48.
i nsect f ragments i n m aize.'
a nd H ubbard ,
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R .N .L.B.
1 977
' The t ransport o f p ollen i n
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p p 1 97-
9 9 . S mith ,
A .J.E.
1 978
T he m oss f lora o f B ritain a nd I reland.
C ambridge:
U niversity P ress. S oulsby, O xford:
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T extbook o f v eterinary c linical p arasitology.
B lackwell.
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' The
p lant
' Excavations i n S cale L ane/Lowgate,
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1 974',
' Plant
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J ournal o f t he C hester A rchaeological S ociety 5 8 , p p 5 5-67. W ilson , r eport.
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H orse d ung f rom R oman L ancaster:
I n K örber-Grohne,
( Archaeo-Physika 8 ),
U .
( Ed.),
ab otanical
' Festschrift M aria H opf'.
p p 3 31-50.
9 6
K öln:
T able 1
L ist o f p lants r ecorded a s m acrofossil r emains f rom 0 .25kg o f t he
f ills o f p it ( context 2 0178), 1 6-22 C oppergate , Y ork . A ll w ere r ecorded a s f ragments o f o ne o r a f ew i ndividuals o nly. N omenclature f ollows C lapham , T utin a nd W arburg ( 1962) a nd S mith ( 1978). A ethusa c ynapium L .
( mericarp)
f ool's p arsley
A grostemma g ithago L .
( seeds)
c orncockle
A nthemis c otula L .
( achenes)
s tinking m ayweed
A triplex s p(p).
( seeds)
o raches
c f B ellis p erennis L .
( achene)
d aisy
B rassica s p ( p).
( seeds)
c abbages e tc.
C altha p alustris L .
( seed)
m arsh m arigold
C arex s pp.
( nutlets)
s edges
C entaurea s p(p).
( achenes)
c ornflower , k napweeds, e tc.
C henopodium a lbum L .
( seeds)
f at h en
C hrysanthemum s egetum L .
( achenes)
c orn m arigold
E leocharis p alustris s .l.
( nutlets)
s pike-rush
G ramineae ( caryopses)
( mericarp)
g rasses
H ydrocotyle v ulgaris L .
( mericarp)
m arsh p ennywort
L apsana c ommunis
( achenes)
n ipplewort
L .
L eguminosae i ndet.
( corollas)
L inum u sitatissimum L .
( seeds)
c ultivated f lax
M alus s p.
( endocarp , s eeds)
a pple
M alva s ylvestris L .
( nutlet)
c ommon m allow
M enyanthes t rifoliata L .
( seed f ragment)
b og-bean
M yosotis s p.
( achene)
f orget-me-not
O xalis a cetosella L .
( seed)
w ood s orrel
P apaver s omniferum L .
( seed)
o pium p oppy
P icris h ieracioides L .
( achene)
h awkweed o x-tongue
P olygonum c onvolvulus L .
( fruits)
b lack b indweed
P olygonum l apathifolium L .
( fruits)
p ale p ersicaria
9 7
T able 1 c ontd. P runus d omestical.s.
( fruitstones)
p lums
R anunculus S ection R anunculus
( achenes)
b uttercups
R aphanus r aphanistrum L .
( fruit f ragment) w ild r adish , r unch
R ubus f ruticosus a gg .
( seeds)
b ramble , b lackberry
R umex a cetosella a gg.
( fruit)
s heep's s orrel
R umex s p(p).
( fruits)
d ocks, e tc.
( achene)
p rickly s owthistle
S pergula a rvensis L .
( seeds)
c orn s purrey
U rtica u rens L .
( achenes)
a nnual n ettle
V alerianella d entata ( L.)
P oll. ( fruit)
c orn s alad , l amb 's l ettuce
S onchus a sper ( L .)
H ill
M osses: C alliergon ( Acrocladium) c uspidatum ( Hedw .) K indb . H omalothecium
( Camptothecium) l utescens B r. E ur.
C limacium d endroides
( Hedw .)
( shoots)
( Hedw .) R obins./H . s ericeum ( Hedw .)
( shoots)
W eb. a nd M ohr.
9 8
( shoots)
T able 2
M acroscopic i nvertebrate r emains r ecorded f rom a 1 .25 k g s ample o f
p itfill, c ontext 2 0178, 1 6-22, C oppergate, Y ork. T he m inimum n umber o f i ndividuals r epresented b y t he b eetle a nd b ug f ragments i s 9 4 , a nd 6 3 t axa a re r ecorded. N omenclature f ollows K loet a nd H incks ( 1977) ( Coleoptera). p -present; a -abundant.
( 1964)
( Heniptera) a nd
A nnelida e arthworm e gg c apsule A rthropoda m illipede s egment A carina ( mites)
a
A ranea c arapaces H emiptera L ygaeidae H eterogaster u rticae.
1 1 1
( F.)
C imicidae s p . A uchenorhyncha g en . e t s p. A phidae ? Holcaphis s p.
1
( containing A phelinus type w asp c occoon) M yzus c f p ersicae ( Salzer) ( containing A phidus type w asp c ocoon) ? Brevicoryne b rassicae ( L) ( containing A phidius- a nd E phedrust ype w asp c ocoons)
1 5
C oleoptera H ydrophilidee 5 ?1
C ercyon a nalis ( Pk .)
1 1 1 1 1 1
C . ? haemorrhoidalis ( F.) C . p ygmaeus ( Ill.) C . t erminatus ( Marsh .) C . u nipunctatus ( L .) C . s p. i ndet. C ryptopleurum m inutum ( F.) H isteridae H ister. s p.
1
P tilidae P tenidium s p. A crotrichis s p. S taphylinidae O malium ? rivulare
1 1
( Pk.)
O . s p . X ylodromus c oncinnus ( Marsh .) C oprophilus s triatulus ( F.) C arpelimus p usillus ( Cr.) g roup
2 3
P latystethus a renarius ( Fourc.) P .?degener M uls. a nd R ey P . c ornutus ( Gr.) g roup A notylus c omplanatus ( Er.)
4
A . n itidulus ( Cr .) A . r ugosus ( F.)
2 1
O xytelus s culptus C r . S tenus c rassus S teph .
3 1
( male g enitalia)
9 9
1 1 1 1 1
T able 2 c ontd. S . s p. i ndet.
1
L eptacinus s p . G yrohypnus f racticornis ( Müll)
1 1 ?1
P hilonthus f imetarius ( Gr.) P . s ordidus ( Gr .) g roup P . s p .
1 1 2
A utalia ? rivularis ( Cr.) F alagria s p. A leocharinae
1 1 6 s pp.,
7
i ndividuals S carabaeidae A phodius s p.
1+ f ragment
S cirtidae 1
? Cyphon s p. A nobiidae
1
A nobium ? punctatum ( De G .) P tinidae P tinus ? fur ( L .)
1
P . s p. i ndet.
1
N itidulidae M eligethes s p. O mosita c olon ( L .)
2
O . d iscoidea ( F.)
1
C ryptophagidea
1
C ryptophagus s cutellatus N ew . C . s p. A tomaria s p.
3
1
C orylophidae O rthoperus s p.
2
L athridiidae L athridius m inutus ( L .) g roup
4
C orticariinae
2 spp., 2 i ndividuals
C olydiidae 1
A glenus b runneus ( Gy n ..) T enebrionidae
f ragment
T enebrio s p. C hrysomelidae
f ragment
C hrysomelinae A pionidae
2
A pion s p. C urculionidae ? Ceutorhynchus s p.
f ragment
1 00
T able 2 c ontd. H ymenoptera F igitidae F igites s p. P roctotrupoidea w ing P arasitica i ndet. D iptera P sychodidae i ndet. w ings i ndet. a dult w ings & b ody s clerites s pp. F anniidae F annia s calaris ( F.) p uparia M uscidae M uscina s tabulans F all. p uparia S phaeroceridae L eptoocera s p. p uparia S epsidae S epsis s p. p uparia C opromyza e quina ( Fall.) S iphonaptera i ndet. h eads
p uparia
T able
3
P ollen t axa
( context 2 0178 ,
r ecorded f rom s amples o f t he f ills o f t wo p its
6 12 C oppergate ,
a nd c ontext
1 505 ,
T he B edern ,
Y ork).
T he
m ethod o f p reparation f ollows t hat o f t he S ub-Department o f Q uaternary R esearch , C ambridge ( unpublished). T he p ercentage f requencies o f e ach t axon a re b ased o n t he s um o f t otal p ollen , e xcluding i ndeterminable g rains; t he v alue f or i ndeterminable g rains i s b ased o n t he s um o f t hese a nd t otal p ollen .
C oppergate c ontext 2 0178 s ample 143
B edern c ontext 1 505
T rees a nd s hrubs
A lnus
0 .3
B etula C orylus/Myrica
0 .5 0 .5
P inus Q uercus S alix S ambacus
0 .2 0 .3 0 .7 0 .2
0 .6
2 .8
1 .2
0 .6
c ontinued
1 02
T able 3 c ontd. H erbs C annabiaceae C erealia C henopodiaceae C ompositae A rtemisia C entaurea c yanus C . c f n igratype
0 .2 7 1.7 0 .2
60 .3
1 .9 0 .2 0 .2
0.6
0 .3 0 .3 0 .9
3.9
T ubuliflorae C ruciferae
2 .4 5 .4
3.9 2.2
E ricales i ndet . C alluna G ramineae
0 .2 5 .0
1.7 15 .6
c f. H ypericum L eguminosae L eguminosae i ndet. c f. L otus type V icia/Lathyrus P lanta e c f l anceolata P olygonum c onvolvulustype R anunculaceae R hinanthustype R osaceae i ndet. R ubiaceae R umex U mbelliferae i ndet.
-
0.6
0.2 0 .3 0 .2 1 .9 0 .5 4.5 0 .2 0.9 0 .2 0 .5 -
2.2
9 7.2
,9 8 .8
I ndeterminable
4 .8
7 .7
P ollen g rains c ounted
5 76
1 79
T richuris e ggs
1 57
1 31
C . c f s cabiosa Z irsium-type L iquiflorae
S um
2.8 3.3 0.6 0.6 0.6
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A SPECTS O F S ITE E NVIRONMENT A ND E CONOMY A T C AERLEON F ORTRESS B ATHS , G WENT
T .P. O 'Connor
I NTRODUCTION T his
p aper
i s
n ot
i ntended
t o b e a s ite b one
r eport.
I t
i s
a n
e xamination o f t hree g roups o f s amples o f a nimal b ones f rom o ne s ite a nd t he d ifferent
c lasses o f i nformation w hich t hey h ave y ielded.
T here i s a
t endency t o r egard a nimal b ones, a t l east f rom P ostglacial s ites, t erms o f t he t otal s ettlement e conomy. T his i s s ometimes t he
s olely i n r esult o f
u nimaginative a nalysis, b ut o ften a n i nevitable c onsequence o f t he e xcavator's s ampling s trategy , o r l ack o f i t. W hat t his p aper i s i ntended t o
d emonstrate
r esearcher,
i s
t hat
w ith
c o-operation
b oth o n and o ff t he s ite,
i nformation a bout e nvironment.
a n umber o f
d ifferent
b etween
e xcavator
a nd
b one
a nimal b ones c an b e m ade t o y ield a spects
o f
s ettlement
e conomy a nd
T he R oman f ortress a t C aerleon l ies a t t he N orthern e dge o f t he m odern t own o f N ewport, o n a l ow s pur b y t he e dge o f t he U sk v alley b elow h ills o f a round 2 50 m e levation . T he b aths w ere b uilt o ver a n umber o f y ears, b eing c ompleted b y a bout 7 5 A .D . T he m ajor s tructures w ere a l arge f rigidarium w ith a n e fficient d rain s ystem a nd a l arge n atatio , o r s wimming p ool. T he e arliest d eposits c ontaining a nimal b one w ere
l aid d own i n t he
f rigidarium
d rain , a nd i t i s t hese d rain d eposits w hich w ill b e c onsidered f irst.
E ARLY D RAIN D EPOSITS S uch w as
t he n ature o f
t he R oman p lumbing t hat i t i s v irtually c ertain
t hat t he b one d etritus r ecovered f rom t he d rain w as d erived d irectly a nd e xclusively f rom m eals b eing s erved t o c lients i n t he b ath-house. I t i s k nown f rom l iterary a ccounts t hat t he n ormal p ractice a t m ilitary b ath-houses w as f or c ivilian t radesmen t o b e a llowed t o s ell l ight s nacks t o t he b athers -the m ilitary e ffectively g ranted a c oncession t o af irm o f o utside c aterers ( see S eneca E pistulae M oralis, 5 6, f or a c ontemporary d escription). T he b ones r ecovered f rom t he d rain d eposits s hould, t herefore, g ive a g ood i ndication o f t he n ature o f t hese l ight s nacks w hich w ere b eing h awked a round. T able
1 l ists
t he n umber o f
s ieved s amples w ithin t he d rain .
f ragments w hich w ere r ecovered f rom t hree G roup l a d ates f rom 7 5 t o 8 5 A .D .,
l b f rom
8 5 t o a bout 1 00 , a nd 3 f rom 1 00 t o 1 50 A .D . l a a nd l b a re v ery s imilar i n s pecies c ontent a nd b oth a re c haracterised b y a p redominance o f d omestic f owl -68% o f
f ragments i n l a a nd 5 8% i n l b.
T he n ext m ost a bundant s pecies i s
s heep , b ut t he s imple f ragment n umbers c onceal a n i nteresting t rend i n t he s heep r emains. I n b oth l a a nd l b f ragments o f s heep r ib a nd v ertebrae m ade
1 05
T ABLE
1
N umbers
o f
f ragments
r ecovered f rom
t hree
l ayers
f rigidarium d rain a scribed t o m ajor t axa .
S ample l a
S ample l b
S ample 3
c attle
2 4
2 7
2 6
s heep
9 2
89
2 1
p ig
3 1
2 9
12
S pecies
g oat
1
f ield v ole
2
o ther r odent
1
d omestic f owl g oose d uck
317
1 99
1 1
f rog/toad T otal
1 8
1 4 69
3 44
1 06
79
i n
t he
up about 73% of the tota.l sheep frog:.; :n .-_:, most 01 eh� vertebrae having been chopped along the sagittal plane. Similarly, most of the pig bones were of rib and foot. The overall picture from these two samples is of a me at supply based on domestic fowl, nrutton chops, and the peripheral bits of pork - spare ribs and trotters, perhaps.e Bones from the large meat joints of beef and pork make up only a small proportion of the total .fragments. Sample 3, although rather small, represents a different emphasts. The proportion of domestic fowl falls by half, and the largf'r meat joints assume a far greater importance. There is no archaeological reason t 4
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a nd p ollen w ere e ven a dded t o c ertain d eposits b y m an a nd a nimals
( cf.
F ig.
4 ). L ayers o f p ure a nthropogenic c omponent a re m ostly f ound i ndoors: a p ortion o f a ll t hese c omponents i s l ater f ound m ixed i n t he d eposits i n t he h arbour.
S TRATIGRAPHY A T B RYGGEN T he o rganic s oils a t B ryggen a re v ery h eterogeneous a nd v ery m any o f t he d eposits
a re
i n s ome w ay r edeposited.
I n o ur
o pinion a s ystematic,
o bjective c lassification o f t he s oils w ill b e o f i mportance. T he s oil d escriptions w ill t hen f orm a n i ndependent s et o f d ata f or t he i nterpretation o f t he e nvironment o f d eposition .
O ur p articipation i n t he e xcavations h as
f or f inancial a nd l ogistical r easons n ot b een e xtensive e nough t o f ulfil t his p urpose b ut a s f ar a s i t i s p ossible w e h ave d escribed t he s oils f or f uture u nderstanding o f t heir g enesis a nd p reservation . A ny
o bjective
l ayers.
s ystem
o f
W e u se T roels-Smith's
c lassification ( 1955)
c an
b e
u sed
a lso
s oils b ecause i t i s d esigned f or a rchaeological i nvestigations. i s
v ery
u seful
a s
i t
i s
b ased
f or
c ulture
c lassification s ystem f or o rganic
o n f ield
m ethods
o nly,
a nd
T his s ystem i s
p urely
d escriptive.
I t i s p ossible i n t he e xcavation t o r ecognise v arious g roups
o f d eposits. i n t he b ay.
O ne g roup o f s oils i s r epresented b y r ubbish l ayers d eposited T hese a re a ll m inerogenic w ith v arying c ontents o f o rganic
m aterial.
T he o rganic m aterial i n t he f inest f raction i s m ostly d ecomposed
p lant a nd a nimal f ragments a nd n ot h umic a cids i n t he f orm o f g el m ud.
T he
m acroscopic p lant f raction i s m ostly a m ixture o f l eaves, t wigs , n utshells a nd w oodchips, i n a ddition t o m ussels a nd a nimal b one. T he p lant m aterial i s v ery w ell p reserved , a nd t he l ayers a re o ften i nter-stratified w ith l ayers o f c oarse m ineral m aterial a nd l arger s tones. M asses d eposits
o t
f ill
p rovide
r epresent
e xcellent
t he w hole
c onditions
t own
o f
d eposits h ave b een f ound i n m any p laces, a nalysed.
H owever,
a nd
b eing
w aterlogged
p reservation . t hey h ave
S ince
t hese
s uch w aste
o ften b een s ampled a nd
t he d eposits h ave l ittle i nformative v alue a s t hey
r epresent t he w hole a rea.
T his m ay b e t he r eason w hy s pecies l ists o f p lant
r emains f rom a ll o ver N orthern E urope l ook v ery m uch t he s ame a nd a re r ather b oring. T erefore w e m ainly c oncentrate d irectly o n t errestrial o ccupation l ayers. C lose
t o
t he
q uay-buildings
d eposits
a re f ound w hich
c an b e d irectly
r elated t o t errestrial d eposits a s t hey w ere f ormed b y t he d umping o f r ubbish a nd m anure i n t he s ea.
T he t errestrial d eposits d ominate t he h igher l evels
a nd t he e astern p art o f t he h eterogeneous a nd v ariable.
a rea, a nd t hese d eposits a re f ar m ore T he v ariation i s a n i ndication o f v arious
e nvironments
B oth
a nd
a ctivities.
o ut-a nd
i n-door
s ediments
a re
f ound.
T he f ire l ayers a re p articularly i nteresting a s t heir f ossil c ontent i s o ften d ominated b y c arbonised r emains o f w hat w as s tored a nd u sed w ithin p articular b uildings.
I n a w ay
t hese
f ires
h ave
" frozen"
t he
d istribution o f
p lant
m aterial s tored a t t he m oment o f d isaster , a nd t he p lant m aterial f ound i s i mportant i n t he a nalysis o f t he f unction o f d ifferent b uildings. O ther p rimary d eposits a re h umified l ayers w hich h ave s urvived f ires u nder p lank f loors e tc. T he t hickness o f t hese l ayers i s f r o m t hin l amina t o l ayers o f s everal c m .
T he h umic a cid c ontent i s l ow a nd t he m inerogenic
c ontent o f m ainly s ilt o r f ine s and i s e venly d istributed. a lso f ound e venly d istributed i n t he s oil,
152
C harcoal d ust i s
a nd l arger p lant r emains a re
m issing.
O ften t hese l ayers a re f ound u nder w ooden f loors i n b uildings,
s ome o f t hem s eem t o b e h ighly o xidized l ong p eriod.
d ust
T he p ollen c ontent o f s uch w ill,
l ayers
a nd
d eposited o ver a v ery
i n s ome c ases, b e v ery t ypical
o f t he a ctivities g oing o n i n t he r oom a bove. A nother t ype o f h ighly i nformative s oils i s r epresented b y w et d eposited s oils w ith h igh s edimentation r ates w hich f or s ome r eason a re l eft u ndamaged , f or i nstance, l atrines,
c attle m anure o r s table d eposits.
a s h orse m anure h ave b een f ound i n l enses b etween t he b uildings.
b oth
i n t he
L ayers r ecognised m arine
d eposits a nd
I n o ne c ase a 5 0 c m. t hick l ayer w as f ound w ith
h orse m anure m ixed w ith w oodchips, l eaves a nd s traw , a nd w ith a h igh c ontent o f h orsehair. C ombined m acro-a nd m icro-analysis o f t his g ave i nformation a bout t he h orse d iet w hich , i n f act, w as a lmost p ure o ats. T hese t ypes o f w et d eposits o ften s urvived t he f ires a nd a re f requently r epresented i n t he a rea ( cf. b elow). I n
o ne p rofile
v ery
c lear f irelayers
c ontaining c arbonized p lant
m aterial w as f ound s eparated b y m asses o f f ill a nd l ayers t he r ebuilding p rocess
( Fig.
5 ).
o f w oodchips f rom
T he c omponent o f c arbonized s eeds i n t he
f ires B , Ca nd D w as v ery s imilar , a nd w e e xpected t he a ctivities h ouse t o b e f airly c onstant.
w ithin t he
T he f irelayers w ere v ery p oor i n p ollen ( full
o f c harcoal), b ut t he w oodchip l ayer u nderlying t he f loors h ad r eceived p ollen f rom t he a ctivities i n t he r oom a bove. T he c arbonized p lant m aterial i n t he f irelayers c onsisted o f a lmost p ure l ayers
o f C erealia.
T he
s eeds
f rom t he f ires s howed t hat t he r ooms h ad b een u sed t o s tore b arley ( Hordeum v ulgare). T he b arley i n t he D f ire ( interpreted a s t he 1 248 f ire) w as n ixed w ith A vena -27 p er 1 00 g rains o f H ordeum .
B oth A vena s ativa a nd A .
f atua
ery l ittle o ats w as p resent b ut 2 1 r ye ( Secale w ere p resent. I n l ayer C3 v c ereale) g rains p er 1 00 H ordeum w ere f ound. I n f ire B t he C erealia w as e xtremely p ure b arley. T he p ollen d iagram s hows t hat t hrough t he p eriod f rom D t o B h igh c oncentrations o f H ordeum-type p ollen w ere f ound e xcept i n t he l ayers o f b irch b ark a nd a s traw p ocket i n t he p rofile w hich o bviously d id n ot b elong t o t he a ctivity i n t he h ouse. T he b irch b ark i s c onnected t o r edeposition o f r oof t urf.
T he c ontent o f R umex a nd C erealia p ollen s eems
t o b e i nverse i n t he d iagram , b ut t here i s a c orrelation b etween C erealia a nd M yrica
p ollen t hrough
t he
p rofile.
M yrica
i s
p resent
i n
t he
d iagram
i n
s ignificant a mounts u ntil l ayer 6 . M yrica w as a p opular i ngredient i n m ediaeval b eer. A c lose l ook a t t he d estroyed b arley s howed t hat t he m ain f raction o f
t he s eeds w hich w as d estroyed h ad b een g erminated
( Figs.
6 ,7).
N o r oots o r r oot-fragments w ere p resent a nd , t herefore , h ad p robably b een r emoved. T his m eans t hat t he r oots h ad b een r emoved i n t he p rocess o f m alting. W e, t herefore, s uggest t hat t he h ouse c ontained m alt a nd b og m yrtle f or b rewing.
A fter f ire B t he h ouse w as g iven a n ew f unction .
H ordeum a nd M yrica d isappeared. p resent i n t he h ouse w as r ye,
I n t he n ext f ire-layer , h azelnuts,
T he
t he p lant m aterial
a nd V icia s ativa :
b oth p ollen a nd
c arbonized m aterial i ndicated t hat t he h ouse h ad, t herefore a n ew f unction . I n t his c ase, i ndications f rom b oth p ollen a nd c arbonized s eeds s how a b rewing f unction i n t he p eriod f rom f ire D t o B ( 1248-1415). T he t wo d ifferent
g roups
o f m aterial
s upport e ach o ther ,
f urther i nformation o f t he u se o f M yrica, e lucidated b y t he c arbonized s eed.
a nd p ollen a nalysis g ives
w hile t he m alting p rocess
i s
I n f urther a nalysis w e w ill t ry t o
e lucidate t his p rocess a nd t he q uality o f t he m alt i tself.
T here s eems
t o
b e a t endency f or t he p ollen o f M yrica t o d ecrease. F urther i nvestigations w ill p rove w hether t his c ould b e c onnected w ith t he i ntroduction o f H umulus. T oday i t i s i mportant t o s top t he m alting p rocess a t t he r ight t ime b efore t he s prout h as b ecome t oo b ig , a nd a l ength o f 3 /4 o f t he g rain i s t he
CARBON IZED S EEDS
I
l ii i
I I
11
1 7-
U 111
WEEDS
V IC IA SAT IVA
TR iT ICU M AEST IVU M
S ECALE CEREALE . _
A . F ATUA
_ A . SAT IVA
*
*
*
*
i l
1
B 1 00
— 5
Woodch ip s
•
I I I
Woodch ip s F i re la ye r
C1
I
Woodch ips 3 1 1 1
1 350
F i re laye r
C
a
1 2
—3
P ee t f l oo r S t raw 3 1 1
B i rch b a rk
k 1 248 F i re laye r
I
2 0
F i re laye r Woodch ips
I I 1 I 1 I I 1 13 3 I I 3 I I I 1 1 I ▪ 1
I
F ig. 5 .
4 15 1
UI
I ▪ M IR I
A
Woodch ip s
I N o P oB en I I -
1 5-
1 476 F i re laye r
l i e N o P o lj e I I
7 -
TOTAL
F iU ma s s
l N o P o len
5 -
1 00 1 -2 1
S and II II
1 3-
A0
e F t
3 -
9-
F i re laye r
AVENA
VULGARE
1 702
N o P o«en
HORDEU M
L OCAL S TRAT IGRAPHY
1 ä 1
1 -
O the r f ood p l an ts
C e rea l ia
C e re a l a
L aye r n o .
C a lc . s eed s p e r 1 00 H o rdeum v u lgare g ra in s
CORYLUS AVELLANA . _
P OLLEN
2 0
C ombined
D
I L i
I i _
2 0
p ollen a nd m acrofossil
" brewery".
1 54
d iagram
f rom t he m ediaeval
F ig. 6
P artly d estroyed H ordeum v ulgare. B oth g rains s prouted , i n o ne t he l eaf s prout i s s till i n s itu w hile i n t he o ther i t h as f allen o ff. I n b oth c ases s proutlength .
t he
d epression i n t he g rain i ndicates
1 55
t he o riginal
s tandard i n t he
S candinavian b reweries.
T oo s hort
o r t oo l ong a s prout
l ength i s f or e conomical a nd q uality r easons a voided . T he m ediaeval g rain w as m alted s omewhat l onger , b ut t here s eems t o b e a l arger v ariation t han t oday ( Fig. 7 ). T his c ould b e d ue t o t he f act t hat t oday H ordeum d isticum ( two r ow b arley) i s u sed a nd i t m ight b e m ore c onstant i n s prouting t han f our r ow b arley . A s
m entioned
e arlier ,
c ess ,
m anure a nd l atrine d eposits s urvived t he
f ires a nd w e h ave l atrines f rom t he e nd o f t he 1 1th c entury t o a round 1 600. W e w ill p resent s ome c ombined a nalyses t hrough o ne l atrine b urnt a round 1 250 .
T he 1 250 l atrine i s l arge:
f s tratified l atrine d eposit a bout 1 0m3 o
w as r emoved b y t he a rchaeologists. T he d eposit i s i ndoor a nd u nderlying a f loor. T he r emnant o f as eat w as o verlying t he d eposit. T he g eneral c onstruction o f t he l atrine r esembles t hose s till u sed o n o ld f arms i n t he d istrict. T he p lank f loor c overs a " cess r oom" a nd a c losed b ox s erved a s a s eat s ealing t he c esspool u nderneath ( Figs. 8 , 9 , 1 0). O nce i n aw hile t he " room" h ad t o b e e mptied a nd t his w as d one t hrough t he i s. T he p arallel s ubmodern l atrine h as a l id o n m ediaeval l atrine h ad v ertical p lanks w hich c ould b e l atrine s ample w as c ut o ut w ith a c hain s aw ( about
w all w here t he b ench t he o utside. T he r emoved . T he 1 250 f m3 ) . T he d eposit
c ontained l aminated m osses w hich i ndicated n o d isturbance. W e c ould, t herefore , s lice t he d eposit i n 1 c m t hick s ubsamples. T he s amples w ere w ide e nough t o s ecure a m ean o f f aecal r emains f rom a pproximately t he s ame t ime. W e a re s till w orking w ith t his l atrine m aterial a nd t he a nalyses p resented a re , t herefore , e xtremely p reliminary . D ifferent a spects
o f
d aily l ife c an b e e lucidated t hrough a nalysis o f
t his t ype o f d eposit. H ygiene, a mong o thers, i s r eflected, a nd t his i s a lmost t he o nly s ource o f i nformation o n t his s ubject f rom m ediaeval t imes. T he m ost s triking f eature i s t he l arge a mount o f l aminated m osses. T he m osses a re v ery w ell p reserved a nd s till g reenish w hen t hey a re e xcavated. T he l aminated s tructure a nd h orizontal o rientation o f t he m oss i ndicate t hat t he m oss w as d eposited i n s mall p ortions d uring t he p eriod o f a ccumulation . W e s uggest t hat t he m osses w ere u sed a s a n a nalogue t o m odern d ay t oilet p aper. L atrines a re, h owever, r eported f rom o ther m ediaeval t own e xcavations w hich a re c haracterised b y n umerous t extile f ragments a nd m osses. T hese t extiles a re i nterpreted a s " toilet p aper". S uch d ifferences c ould b e d ue t o d ifferences i n s ocial a nd e conomic s tatus o f d ifferent g roups o f i nhabitants , o r t he m osses a nd t extiles c ould h ave b een u sed f or d ifferent p urposes: t he m oss a s " toilet p aper" , t he t extiles a s " sanitary t owels". O ur p ure m oss l atrines a re f ound i n c onnection w ith w arehouses w hile t he t extile a nd m oss l atrines a re c onnected w ith l iving a reas. T he H anseatic m erchants w ere o bliged t o l ive i n c elibate s tate. W hether t hey d id o r n ot i s a n o pen q uestion ,
b ut t he l ack o f t extiles i n t he l atrines b ased o n t he
i nterpretation a bove s uggests t hat t he l atrines w ere u sed m ainly b y m en . T he a mount o f m osses n eeded f or l atrine u se w as
l arge.
A r ough
e stimate b ased o n a p opulation o f 5 ,000 i nhabitants, w ith a d aily l atrine v isit a nd u sing o nly 1 0 gm oss e ach t ime y ields a y early n eed o f 1 5-20 t ons o f m oss. T his i s o f e conomic i mportance a s t his m oss h ad t o b e c ollected , t ransported t o t he t own a nd d istributed t o t he u sers. w ritten e vidence o f t his b usiness.
T here i s, h owever , n o
T he m oss f lora i s u nder i nvestigation , b ut a nalysis s o f ar i ndicates t hat a ll t he l atrines h ave a f airly c onstant i nventory o f s pecies. M ainly H yliocomnium
s plendense,
R hytidiadelphus
R acomitrium l anuginosum w ere u sed,
l oreus,
R .
s quarrosus
a nd
a nd o ther m osses w ere b rought i n a s
156
F ig. 7
S eparate s prouts
f rom m alt
f ound i n t he c arbonized m aterial.
T he
l arge d ifferences i n l ength o f t he s prout i ndicate b adly c ontrolled m alting.
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