ivist stlin di leontologi e trtigrfi volume IIQ noF I ppF TUEUU wrh PHHU
ewrswegresyh @pivsheiD wewwevseA pyw erefs
@vei wsygixiEievsi vsygixiD vsfeAD sr e isi
yp epsgex wsygixi wegresyhyxsxei
I P
eppeivi ehivve 8 ve ihivsx
eeivedX wy PRD PHHTY eptedX tnury IHD PHHU
uey wordsX efriD viyD grnivorD pelide whirodontiE ture of iursin nd efrin vertertesX elephntidsD
neD wioeneD lioeneF
nthrotheres nd hippos @qziry IWVUY IWVUY
IWVUAD suids @gooke IWVUAD ovids @vehmnn 8 hoE
estrtF e desrie nd illustrte prtil skull nd mndile
ms IWVUAD the shortEneked girffid motherium @rrE of lrge sertooth t from hiD viyD nd refer it to emphimE
hirodus ffF eF kirF e review shows the wioene whirodontine ris IWVUAD the rhinoeros hieros @agertotheriumA neuE
from efri to e heterogeneous ssemlgeD with oth smll nd myri @reissig IWWTAD hipprions @fernor 8 ott PHHQAD
lrge forms spnning the entire vte wioeneF he hi form elongs
severl rnivores @rowell IWVPY IWVUY ook 8 wrtiE
to the group of lrger sized txD long with eF kir from ghd nd
nez xvrro PHHRAD the rodent yimys @wunthe IWVUY some previously undesried speimens from the emereEwnong
egustõÁ et lF PHHHAD nd lrge ntid @fllmnn IWVUAF pormtionD nzniF foth the hi nd ghd speimens hve relE
tively slender lower rnssilsD similrly to romotheriumD though deE es suhD hi is importnt for iogeogrphi reonE
rived fetures of the skull nd mndile suggest tht they re not in the
strution nd pleoeologi omprisons @fernor 8
diret nestry of tht genusF
vlkis IWVUAF emong the rnivore remins re skull
nd mndile of lrgeEsized sertoothed t stored t
issuntoF n rnio e un mndiol di un grnde tigre di
the leontologil wuseum t v pienz99 niverE denti siol provenienti d hi @viiA sono qui desrittiD illuE
strti e ttriuiti d emphimhirodus ffF eF kirF v revisione dei sity in omeF hese fossils re illustrted herein for the
mirodontini frini del wioene mostr ome questi ostituissero
first time @pigF IA nd desried in reltionship to other
un insieme eterogeneoD omprendente forme si di piole si di grndi
efrin vte wioene whirodontineF dimensioni distriuite per tutto il wioene superioreF v form di E
he erliest studies on the fossiliferous re of hi pprtiene l gruppo dei tx piuÁ grndiD insieme eF kir del
sr sEhi @viyA were rried out y the stlin ghd e d luni esemplri mi desritti in preedenz provenienti dll
pormzione di emereEwnongD in nzniF v9esemplre di hi geologist erdito hesioD who led field tivities in IWQIE
e quello del ghd hnno in omune l presenz di ferini inferiori seE
QPF prom IWQREQWD further geologil nd pleontoloE
odontiD ome si osserv in romotheriumD m i rtteri derivti di
gil work ws rried out y grlo etrohiF et tht
rnio e mndiol suggerisono he questi non possono essere onsiE
timeD prt of the mteril ws tken from viy to stlyD derti ome i diretti progenitori di questo genereF
where it ws stored in different museums @oologil
givi wuseum nd leontologil wuseum t v E
pienz99 niversityD oth in omeD nd the leontoloE sntrodution
gil wuseum of pederio ss99D niversity of xplesAF
etrohi @IWRIY IWRQY IWSIA identified TP fossiliferous he ltest wioene verterte fun from hi
lolitiesF re mentioned the presene of mstodonD @gireniD viyA is rih nd diversified oneF es reE
ovidD n nthrothereD nd one skull nd two mndE ently emphsized y severl uthors @qerds IWWVY
fernor 8 ott PHHQAD the hi fun inludes mixE iles of rnivoresF re provided desription of the
Á I hiprtimento di ienze dell errD niversit di om v pienzD izzle eldo woro SD sEHHIVS omD stlyF
iEmilX rffeleFsrdellduniromIFit P heprtment of leozoologyD wedish wuseum of xturl ristoryD fox SHHHUD EIHR HS tokholmD wedenF iEmilX werdelindnrmFse
TV rdell F 8 erdelin vF
pigF I E emphimhirodus ffF eF kir from hiX skull in A sgittlD A pltlD A oipitl nd dA lterl viewY left mndile in eA ulD fA lingul nd gA olusl viewF
emphimhirodus from hiD viy TW
pigF P E vower right mID w IWQUGWPD emereEwnong pmFD nzniD in A ulD A lingulD A olusl viewY dEfX lower left mID w
IWQUGWPD emereEwnong pmFD nzniD in dA ulD eA lingulD fA olusl viewY gEiX left mndiulr frgmentD ewE
vPHSHSD vngenwegD outh efriD in gA lingulD hA ulD iA olusl viewF
nd ueny @worles et lF PHHSAF huring the IWUH nd elephntid tegotetrelodon syrtius @see perretti et lF
IWVHs further field mpigns orgnized y foz nd PHHQ for disussionAD ut no txonomi onsidertion
ilEernuti @snterntionl hi eserh rojetA were of the rnivore remins
rried out y n interntionl tem of geosientists nd sn IWVHD isu 8 uotskis desried one of the two
IRI new fossiliferous lolities were doumented in the rnivore mndiles nd referred it to stitherium rkeE
re @he reinzelin 8 ilEernuti IWVUAF siliD new speies of hyenidF erdelin 8 olounis
sn his IWVU nlysis of the hi rnivoresD roE @IWWIA revised hyenid systemtis nd ressigned the
well presented syntheti desription without illustrE speies to ryenititherium99 nmquensisD otherwise
tions of the skull nd mndile of the etrohi olleE known from outh efri @tromer IWQIY rendey IWURA
UH rdell F 8 erdelin vF
tionF re referred them to whirodus spFD together the xwt pmFD vothgmD ueny @F UFSETFS wAF
his speies is known from prtil skeleton nd sE with pQD dQ nd few postrnil ones reovered
sorted other skeletl elementsF st is quite distint from in the IWVHsF sn his hh disserttion rdell @IWWRA
other whirodontine known from efri in its deE underlined the peulir morphologil fetures of the
rived dentition nd slender mndileF hi mhirodontine tD suggesting tht it might
rileEelssie @PHHIY rileEelssie et lF PHHRA elong to new speiesF
desried s whidorus spF n extensive mteril from he txonomy of xeogene mhirodontine ts
the vte wioene eduEes pmFD widdle ewshD ithioE hs een disussed in series of reent ppers @entoÂn et
pi @dted SFVESFP wAF his mteril inludes oth rE lF PHHRY qerds et lF PHHRY eigne et lF PHHSY otniE
niodentl nd postrnil elementsD ut is quite frgE kov 8 xoskov unpulishedAF sn prtiulrD nlysis of
mentryD espeilly the rniodentl mterilF rih smple of rniomndiulr elements of whiE
eentlyD eigne et lF @PHHSA desried mhiE rodus phnistus from ftllonesEI @pinA @ento n et lF
rodont speimens from orosEwenllD ghd @vte PHHRA shows tht this speiesD whih is the type speies
wioeneD out the sme ge s vothgmAD s the of the genusD differs mrkedly in morphology nd dpE
new speies whirodus kirF his speies is lrge ttions from whirodus99 gignteusF hese uthors
nd hs roust mndileD quite different from tht suggest restriting the use of the genus whirodus
of vokotunjilurusD ut similr to the mteril from E to the type speies nd thus 99wF99 gignteus n e
hi desried hereinF pled the genus emphimhirodus uretzoiD IWPWD s
pinllyD rendey @IWURA desried s whirodus lso suggested y feumont @IWUVAF
spF onsiderle mteril from vngenwegD outh
efri @erliest lioeneA @pigF PgEiAF his mteril reE
semles vokotunjilurus in some respetsD yet differs efrin lrger whirodontine
signifintly from it in othersF sts ffinities remin to
e estlishedF sn the sme pulitionD rendey deE ith the reent removl of efrosmilus from the
sried n upper nine s elonging to romotherium pelide @worles et lF PHHIY worlo et lF PHHRAD the fossil
spF his speimen nd some postrnil ones were reE reord of preElioene lrger whirodontine @exE
ently ressigned y erdelin 8 rdell @PHHTA to emE luding hinofelis nd wetilurusA in efri hs eome
phimhirodusF st is onsiderly different from the very limitedF he oldest reord is left mndiulr rE
mteril referred to whirodus spFD mking vngeE mus nd upper nine frgment from fled hourh in
nweg the only efrin site with remins of more unisi @cirly llesinAF hese speimens were reE
thn one speies of mhirodont t lrger thn hinoE ferred to whirodus roinsoni y uurteÂn @IWUTAF his
felisF speies is of unertin ffinitiesD though it is likely to e
efrin mhirodont mteril younger thn tht lose to the oevl iursin form wF phnistusF
from vngenweg n e referred to the lioEleistoE e mhirodont speimenD most reently referred
nd wegntereonF he forE ene gener romotherium to wF phnistus @qerds et lF PHHPA is known from
mer hs its erliest pperne in the vonyumun wF of the ghoror pmFD ithiopi @F IHFS wAF he speimen
the uooi por pormtionD uenyD while the erliest onsists of the symphysel region of left mndiulr
ourrene of the ltter is from outh urkwelD ueny rmusF
@erdelin 8 vewis PHHHAF he reord of the former my
etter @IWWRA referred n upper nine nd right
e nd the ltter is the glolly erliest reord of the w sss from the xkondo pmF of the elertine iftD
respetive txF
gnd to romotherium spF he ttriution is minly
sed on the similrity etween the w sss nd tht of
romotherium from eneÁze @fllesio IWTQA nd on the
wteril nd wethods reported presene of romotherium spF t vngenE
weg @rendey IWURAF eprt from the hi fossils desried hereinD lrge mount
of omprtive mteril hs een studiedF efrin fossil mhirodonts hree lower rnssils of mhirodonts re
from vothgmD vngenweg nd the emereEwnong pmFD s known from the sole wF of the emereEwnong
well s ll efrin romotherium spF used in pigF QD hve een studied
pormtionD nzni @rrrison IWWUY v personl oE
y one of us @vA from originl speimensF snformtion on speimens
servtionsAF wo of theseD possily elonging to the from fled hourhD the elertine iftD orosEwenll nd ghoror hs
sme individulD from hoshmgi PD re lrge @pigF een otined from the relevnt pulitions @uurteÂn IWUTY etter IWWRY
qerds et lF PHHPY eigne et lF PHHSAF gomprtive mteril of emE PEfAD nd the thirdD from snolelo ID is onsiderly
phimhirodus gignteus from iursi hs een studied y oth of us smllerF ynly the former two re onsidered hereinD s
from originl speimens in olletions in ppsl @leontologil
the ltter likely elongs to hinofelis or relted txonF
hivisionD wuseum of ivolutionAD feijing @snstitute of erterte E
erdelin @PHHQA desried new genus nd speE leontology nd leonthropologyAD ome @wuseum of leontologyD
v pienz niversityAD plorene @wuseum of leontologyAD vondon ies of mhirodontD vokotunjilurus emgeritusD from
emphimhirodus from hiD viy UI
@he xturl ristory wuseumA nd ris @xturl ristory xtionl the lower mrgin of the externl uditory metusF
wuseumAF snformtion on whirodus phnistus from ftllonesEI
wndile @pigF IeEgAF he lmost omplete left
nd whirodus kurteni hs een otined from the literture @otniE
mndile shows evidene of wetheringD espeilly on
kov IWWIY ento n et lF PHHRAF ell mesurements used in pigF Q re
the lingul sideF he inisors nd the lower nine re originl exept for those on wF phnistusD wF kurteniD wF roinsoniD
nd wF kirF lkingY the heek teethD pR nd mI in prtiulrD re
erevitions usedX uxwX ueny xtionl wuseumsD xiroiY hevily wornF woreoverD the nterior hlf of pQ ws
xwX xtionl wuseum of nzniD hr is lmY ewX sziko
identlly roken in the lte IWVHsF he rod wer
outh efrin wuseumD gpe ownY wwX exs wemoril wuseumD
surfes on pR nd mI indite tht the speimen is n
niversity of exsD eustinY fwX he xturl ristory wuseumD vonE
old individulF donY sX snstitute of erterte leontology nd leonthropolE
ogyD feijingY w X leontologil hivisionD wuseum of ivolutionD he horizontl rmus is slenderD in prtiulr t
ppslY sxX leontologil snstituteD wosowY fsX fernrd rie
the EpQ distemF e mrked mentl flngeD slightly dE
snstituteD tohnnesurgF
mged in its nterior prtD is presentF tudging y its
lveolusD the lower nine ws quite lrgeD nd elevted
reltive to the level of the heek teethF iven if prtilly
hesription of the hi mhirodont mteril
dmgedD the redued size of the douleErooted pQ is
evidentF rowell @IWVUA desried it s followsX pQ is
grnium @pigF IEdAF he well preserved neuroE
present nd it is quite wornD ut the usps re preservedY
rnium lks the left zygomti nd glenoid proessesD
the min usp is pointed nd nted rther kwrdD the posterior prt of the sgittl rest nd the right prt
nd there re sustntil nterior nd posterior esE of the oipitl restF he oipitl plne is vertilF
sory usps nd seemingly low distl ingulumF he pQ enteriorlyD the skull is roken just ove the oritF
is quite losely pproximted to pRF99 he lmdoid rest is strongly developedD while the
foth pR nd mI re lrge nd wornD espeilly on temporl foss is wideD vertilly highD nd delimited
the lingul sideF xeverthelessD there is overlp etween y mssive zygomtiEglenoid proessF he glenoid
the nterior edge of mI nd the posterior edge of pRF sn foss is very wide nd deepF he proipitl proesses
mID the metonidEtlonid omplex is missingF re lrge nd posterolterlly oriented reltive to the
yther dentl remins referred y rowell @IWVUA mstoid proessesD whih re rod nd mssiveF he
to whirodus spF re right pQ @IVSPVeA from lolE ltter extend vertilly elow nd prtilly ehind the
ity PVe nd dQ from lolity PWeF e hve not respetive externl uditory metusD whih is loted
seen these speimens nd they re not figured y rowell medilly elow nd ehind the zygomti root nd
@IWVUAF re doesD howeverD figure severl postrnil eleE nterodorsl to the root of the mstoid proessF
ments @rowell IWVUD pigF VA referle to whirodonE purthermoreD the glenoid proess protrudes ventrlly
tineF hese will e ompred to mteril from vothE elow the lower end of the mstoid proessD pproxiE
mtely s muh s the mstoid proesses extend elow gm nd vngenweg in seprte ontriutionF
pigF Q Efivrite digrm of length
versus width of the lower
rnssil of some wioElioE
ene mhirodonts s lE eledF
UP rdell F 8 erdelin vF
gomprison of the hi mhirodont mteril to imens of romotherium listed ove differ in size nd
other vte wioene mhirodonts in some rniodentl feturesD ut the generl setting of
the mstoid re is quite homogeneousF
he emphimhirodus from hi shows dE
gompred to romotheriumD the hi speimen
vned hrters in its sirnium nd lower heek
hs lrger proipitl proessD relted to powerful
teethF emong urolin sertoothed tsD only few
mF digstriusD roder mstoid proessD with wide
skulls with well preserved sirni re knownD nd
insertion re for the mF oliquus pitis rnilisF vtE
some of these re juvenile speimensF emong iuropen
erl to this re re the insertions for mmF spleniusD
eF gignteus speimensD the morphology of the mstoid
longissimus pitisD nd sternoEephliusF he rhioE
nd oipitl re n e oserved in the lmost omE
ephlius nd prt of the sternoephlius insert on the
plete dult skull from rlmyropotmos desried nd
tip of the proessF tudging y the sirnil morpholE
figured in welentis @IWUHA @t tht time referred to wF
ogyD these musles re very strong nd more nteroposE
phnistusA nd in juvenile speimen from mos puE
teriorly oriented in the hi speimen thn in romoE
lished nd figured y feumont @IWUVAF purther inforE
theriumF he oiput is more vertil thn in romoE
mtion on the rnil morphology of these felids n e
therium nd the other speies of emphimhirodusF
otined from skulls from different lolities of the forE
sn this feture nd in the set of the mstoidEglenoid reD
mer oviet nionD mong them the reently prepred
the hi speimen seems to prllel the smilodontine
skull with mndile of emphimhirodus trliensis
tsF e gret development of the upper nine my e
@holotypeAD previously unpulished skull of emphiE
expeted in the hi speiesF he mndile from E
mhirodus opei @y PTQVA from qreeniki nd
hi lso hs some fetures of interestD inluding relE
the skull with mndile of emphimhirodus kurteni
tively slender horizontl rmusD in prtiulr t the level
@otnikov IWWIY otnikov 8 xoskov personl omE of the EpQ distemD strong mentl flngeD redued pQ
munitionAF nd wide wer surfes on the lingul side of oth pR
he ghinese fossil reord lso inludes some very @posterior hlfA nd mIF
well preserved omplete skullsD suh s tht referred to he ourrene of suh distint mentl flnge is
eF plnderi @a eF gignteusA y ghng @IWSUA nd the vrile in urolin mhirodontsF tudging y the ilE
sudult speimen from loF IIQ of fodeD hnxiD ghiE lustrtionsD it is present in the speimens referle to eF
nA @dnsky IWPRAF he hi emphimhirodus hs gignteus from ikermi nd mos @feumont IWUVAD in
lso een ompred to st of quite ompleteD eF gignteus figured y ghng @IWSUA nd in eF kurteni
though slightly rushedD skull with rtiulted mndile @otnikov IWWIAD ut not in speimen wQVSI from
of eF gignteus from n unknown lolity in ghin fode loF QH @dnsky IWPRAF e diret omprison with
@stored t the wedish wuseum of xturl ristoryD the lmost omplete lower jw from loF IIQ referred to
tokholmAF eF plnderi @a eF gignteusA @dnsky IWPRY uurteÂn
sn omprison to ll the speimens listed oveD IWSPAD whih elongs to sudult individulD nd with
the hi mhirodont shows the most derived oiE eF gignteus from n unknown lolity in ghinD deE
pitl nd mstoid reD with lrger proipitl proesses monstrtes mrked differenes in the generl morpholE
nd roder mstoid proess tht is more ventrlly ogy of the oronoid proess @more redued in the hi
oriented nd is loted pproximtely midwy long speimenA nd in the shpe of the msseteri fossD
line seprting the proipitl proess from the glenoid whih is quite rounded in emphimhirodus from E
proessF uh fetures in the hi speimen suggest n hi nd more trpezoid in the other speimensF he
dpttive set onverging on smilodontine tsF viyn sertoothed t lso hs more redued pQF
he ville dt indite onsiderle similriE effinities with whirodus99 kir from oros
ties etween eF gignteus nd romotheriumD in prtiE wenll @eigne et lF PHHSA re evidentF he ghd speE
ulr in the shpe nd development of the proipitl imen is somewht smller thn the viyn oneD
nd mstoid proessesF uh fetures n e seen on though they re losely similr in dentl mesurementsF
well preserved nd omplete skull of rF nestinus from he mndile w PTTEHPEIHP shows developed menE
the vte lioene of o xeyr @prneA @fonis IWUTA tl flnge nd redued pQD ut differs in hving
nd on st of skull of rF rentidens from eneze lrger oronoid proess @judging y the photoA nd
@prneA @fllesio IWTQAF e neurornium from irro evidene of smll metonidGtlonid omplexF sn
xord @irly leistoeneD stlyA hs lso een used for these feturesD wF99 kir seems to e slightly more
omprison @rdell IWWRAF e detiled study of the E primitive thn the hi speimen s would efit it9s
sirnil morphology of well preserved speimens of somewht greter geF
romotherium from snrl @irly leistoeneD pinA e very wide wer surfe n e seen on the linE
ws reently pulished @ento n 8 qlort IWWWA nd gul side of the lower rnssilD s well s on the posE
terior usp of pRF uh ondition is seen in the eF provides good omprtive smpleF he different speE
emphimhirodus from hiD viy UQ Catalog number Species Locality Lp3 Wp3 Lp4 Wp4 Lm1 Wm1 F I Ewesurement dt for the
La Sapienza - Amphimachairodus Sahabi 18.9 6.5 21.2 11.2 36.4 14.0 lower dentition of efrin nd iursin mhiroE cf. A. kabir donts s used in pigF QF KNM-LT 26178 Lokotunjailurus Lothagam 8.1 5.2 17.9 8.5 27.8 10.9 emageritus T-491 Machairodus Bled Douarah 25.0 11.5 robinsoni NMT WM Amphimachairodus Shoshagamai 2 29.0 13.3 1937/92a sp. NMT WM Amphimachairodus Shoshagamai 2 30.8 13.4 1937/92b sp. SAM-PQ L20505 "Machairodus" sp. Langebaanweg 28.8 10.7 TMM 266-02- Amphimachairodus Toros-Menalla 34.7 13.7 102 kabir BM M 48437 Amphimachairodus Siwaliks 24.5 29.0 13.8 giganteus Composite, from Machairodus Batallones 1 26.3 10.2 30.5 13.6 Antón et al. 2004 aphanistus IVPP V.906 Amphimachairodus Yushe 21.0 10.0 29.0 12.0 33.0 14.0 giganteus PMU – (Ex2) Amphimachairodus Loc 113, Baode 15.6 7.4 26.1 10.3 28.1 12.6 giganteus PIN 2433/287 Amphimachairodus Kalmakpai 26.8 11.5 31.2 13.0 kurteni PIN 2433/524 Amphimachairodus Kalmakpai 17.3 7.9 25.3 11.1 31.4 14.0 kurteni BPI M8280 Homotherium Makapansgat 34.0 12.0 problematicum KNM-ER 931 Homotherium sp. Koobi Fora, KBS 36.1 13.7 Mb.
KNM-KP 30420 Homotherium sp. Kanapoi 32.0 12.5
le is the mIF sn pigF QD the length nd width of the gignteus omplexD inluding the derived eF kurteniD
ville lower rnssils re ompred to lower rE nd is typil of the genus romotheriumF
nssils of some iursin wioene lrge mhirodontsD xeverthelessD the dvned fetures of the siE
s well s some efrin romotherium spF @F IAF rnil morphology in the hi speimen ompred
prom this it is evidentD first of ll tht the efrin wioE to the less derived hrters ourring in romotheE
ene mhirodont mteril n e seprted into two rium suggest tht the viyn txon should e onsidE
size lssesF e group of smll forms inludes wF roinE ered very dvned form in the evolutionry trend of
soniD vF emgeritus nd wF99 spF from vngenweg @it the eF gignteus groupD ut not the diret nestor of
should e noted tht the mI from snolelo ID emereE romotheriumF
wnong pm lluded to ove is onsiderly smller imilr onsidertions hve een pointed out lso
thn this groupAD while group of lrger forms inludes for emphimhirodus kurteni @otnikov IWWIAD whih
wF99 kirD emphimhirodus spF from hoshmgi PD shres with the hi speimen distint mentl poE
nd the hi speimen desried oveF physis nd sene of the metonidGtlonid omplexF
ithin eh of these groups there re differenes
etween speimensD however nd these differenes n
e relted to similr differenes in the omprtive mE
essessment of efrin vte wioene mhirodonts
terilF sn the group of smll speimensD wF roinsoni hs
he most ommonly preserved element in the rod mID while the muh younger vothgm nd
efrin mhirodont mteril tht is urrently vilE vngenweg speimens hve slender lower rnsE
UR rdell F 8 erdelin vF
speimens disussed oveD ut in the sene of dentl silsF st is tempting to suggest tht the former is rod
euse it is older nd more primitiveD sine there is mteril other thn the upper nine it nnot e deterE
trend t lest in lter mhirodonts @see elowA for the mined if it elongs with the rod lower rnssil form
mI to eome progressively more slenderF his tends to represented y the hoshmgi P speimens or the
e onfirmed y the rod mI in the similrly ged wF slender lower rnssil form represented y the mteE
phnistus @in the plot this speies is represented y the ril from viy nd ghdF
men of the ftllonesEI smple from ento n et lF pinllyD rileEelssie et lF @PHHRA note tht the
PHHRAF he similrity etween the vothgm nd vnE whirodus99 spF mteril from the eduEes pmF is
genweg forms lends redene to suggestions tht lrger in size thn vF emgeritus from vothgmD iFeFD
they re losely reltedD though differenes in other the size of wF gignteusD with shorter nd wider mI99F
dentl nd rnil proportionsD s well s in skeletl qiven the length of mI stted in rileEelssie @PHHIAD
fetures prelude speifi identityF guriouslyD the older we ssume the ltter to men reltively shorter nd
vothgm form ppers more derived thn the younger widerF hese sttements suggest tht the eduEes pmF
vngenweg formD ut ginD this requires further mI is most similr to the two lower rnssils from
nlysisF hoshmgi PF glerlyD the eduEes pmF speimens
sn the group of lrger forms there re lso speiE should t lest provisionlly e referred to n emphiE
mens with rod lower rnssils nd speimens with mhirodus spF similr to tht from hoshmgi P ut
more slender onesF sn the first group we hve the two different from the viyGghd speiesF
speimens from hoshmgi P nd in the ltter group
we hve wF99 kir nd the hi speimenF st should
e emphsized tht the differene etween these speiE gonlusions
mens in mI width hs no ovious strtigrphi ompoE
he verterte fun of hi hs een vrE nentD s ll speimens re etween S nd U million yers
iously interpreted s eing of ltest wioene @on the oldF snstedD the differenes my reflet txonomi
iohronology of its funl elementsA or sl lioene distintion nd differentil history of the tx involvedF
ge @sed on regionl geology onsidertionsAF et he hoshmgi P speimens mth iursin eF gignE
presentD most uthors seem to onsider hi to lie teus losely in mI proportionsD while the other two
very ner the wioeneElioene trnsition @wx IQAF speimens pproh romotherium spF in proportionsF
leoeologil studies suggest tht t hi wooded st thus seems plusile to suggest thtD given the similr
hitts ourred long djent nks of lrge river ges of the speimensD the more slender viyn nd
ontrsting with semirid onditions wy from the ghdin speimens either represent seondry immiE
riverF uh onditions proly eme intensified grtion of emphimhirodus into efri or re desenE
during well mrked dry seson @foz IWVUAF emphiE dnts of n efrin form similr to tht represented in
mhirodus ws the lrgest speilist predtor in the the mteril y the speimens from hoshmgi PF fE
hi funD with n dpttion for killing lrge prey sirnil morphology seems to prelude the presene of
@young proosidens or rhinosD hipposD ntrotheresD the hi form in the diret nestry of romotherium
etFAF whose first @glolA ourrene is in the vonyumun
he hi emphimhirodusD with its strongly wemer of the uooi por pormtionD dted RFQSERFI
developed mstoid nd glenoid proessesD nd redued w @erdelin 8 vewis PHHSAD ut the group tht did
pQ nd oronoid proess n e onsidered s derived give rise to romotherium must surely e very lose in
form within the prEor polyphyleti emphimhiroE time nd morphology to the hi formF por txoE
dus speies omplexF sn some rnil fetures it onE nomi purposes it is lso quite ler tht the ghd form
verges on smilodontine tsF he viyn speies seems must e referred to emphimhirodusF
too derived to e onsidered nestrl to the genus yf mteril tht is not inluded in the disussion
romotheriumF gompred to other xeogene efrin oveD the speimen from the ghoror pmF is speifiE
speimens the hi form differs gretly in oth size lly indeterminteD ut rodly similr to the wF phE
nd morphology from vokotunjilurus emgeritus of nistusGwF roinsoni groupF he mteril from the xkonE
vothgm @uenyAD while it shows ler ffinities with do pmF hs not een ville for studyF roweverD the
the lrge emphimhirodus kir from oros wenll dimensions nd morphology of the speimensD s well s
@ghdAF he ltter seems more primitive in hving the illustrtions in etter @IWWRA provide no indition
more developed oronoid proess nd retining metE tht this mteril ould not e referred to emphimE
onidGtlonid omplex on mIF st seems prole tht hirodus spFD whih would e more in line with its vte
the two forms re reltedD nd should e pled in wioene geF es we hve shown elsewhere @erdelin 8
rdell PHHTAD the lrger mhirodont from vngeE different txonomi group thn the iursin lrge eF
nweg would fit omfortly in the group of lrger gignteusF hether the orosEwenll nd hi speiE
emphimhirodus from hiD viy US
eknowledgementsF e would like to thnk ll those museum mens represent the sme speies is not possile to deE
urtors who hve provided ess to speimensD espeilly olweig termine with ertinty on the sis of the mteril vilE
tuenesD ppslD ilisett gioppiD pirenzeD wrgret every nd
leD ut inditions re tht the differenes present n
herek ylndD gpe ownD the government of the epuli of uenyD
e sried to ontogenyD interspeifi vrition nd strE
weve vekeyD imm wuD predrik uylo wnthiD wry wuungu
tigrphi geF orosEwenll nd hi re not very nd mny others for permissions nd ssistne in the study of mE
different in ge in view of the ourrene of similr teril housed in xiroiD nd gyigrD erry rrrison nd emnE
dus uwekson for permissions nd ssistne with the study of mE funl omplex in oth lolities @eFgF the ntrothere
teril housed in hr is lmF e thnk the referees vorenzo ook
vyiosurus petrohiiA @ignud et lF PHHPAD ut overE
nd wnuel les for ritil reding the mnusript nd the useful
ll the orosEwenll fun must e onsidered someE
suggestionsF e lso thnk wrin F otnikov for ess to n unE
wht older thn tht of hiF e provisionlly refer
pulished mnusriptD tephne eigne for disussions out eF kirD
the hi speimens to emphimhirodus ffF eF kE vu fellui nd elessi gipullo for tehnil ssistneF E
irF knowledges funding through the righ vt99 progrm whih ws
mde ville y the iuropen gommunity Eeess to eserh he presene of derived emphimhirodus t
snfrstruture tion of the smproving rumn otentil rogrmD vngenweg @erliest lioeneD outh efriA @erdeE
s well s through xriD projet iepEIHRPD whih ws
lin 8 rdell PHHTA nd the emereEwnong pmF
mde ville y the iuropen gommunity Eeserh snfrstruE
@ltest wioeneD nzniA suggests tht the evolution
ture etion under the pT truturing the iuropen eserh ere99
of sertoothed ts in efri t the wioeneElioene rogrmF v grtefully knowledges funding from the wedish eE
trnsition is more omplex thn previously envisgedF serh gounilD F
ipiixgi
egustõÁ tFD ilEernuti eFD woyÁ olÁ FD uohler wFD qlort the hi hipprons @ltest wioeneA @viyAF qeodiE È
eFD qete F 8 vlens wF @PHHHA Eesults of fieldE versitsD PSX PWUEQIWD risF
mpign in the vte wioene of the hi pormE foz hF hF @IWVUA Ephonomy nd pleoeology t the
tion @vyiAF estrts s gwx gongressD pez lioene site of hiD viyF snX foz xF FD ilE
@worooAD IX SWF ernuti eFD qziry eF FD he reinzelin tFD 8 foz
ento n wF 8 qlortF eF @IWWWA Exek funtion nd preE hF hF @idsA E xeogene leontology nd qeology of
dtory ehvior in the simitr toothed t romoE hiX QQUEQRVD xew orkF
therium ltidens @ywenAF tF ertF leontFD IWX UUIE fonis de vF @IWUTA E n feÂlide longues nines de l olline
UVRD xorthrookD vwreneF de errier @uyEdeEhoà meAX ses rpports ve les feÂE
ento n wFD les wF tFD worles tFD 8 urner eF @PHHRA E lineÂs mhirodontesF ennF leontFD TPXISWEIWVD Â
pirst known omplete skulls of the simitrEtoothed risF
t whirodus phnistus @pelideD grnivorA from ghng rF @IWSUA Eyn new mteril of some mhirodonts
the pnish lte wioene site of ftllonesEIF tF ertF of ontin ge from hnsiF ertF lesitFD IX IWQE
leontFD PRX WSUEWTWD vwreneF PHHD feijingF
fllesio F @IWTQA Ewonogrphie d9un mhirodus du giE gooke rF fF F @IWVUA Epossil uide from hiD viyF snX
sement illfrnhien de eneÁzeX romotherium reE foz xF FD ilEernuti eFD qziry eF FD he reinE
ntidens priniF rvux du vortoire de qeologie zelin tFD 8 foz hF hF @idsA E xeogene leontology Â
X QUERPD xew orkF de l pulte des ienes de vyonD WX IEIPWD vyonF nd qeology of hi Â
he reinzelin tF 8 ilEernuti eF @IWVUA E he hi porE fllmnn F @IWVUA Ee fossil ird fun from the lioene
mtion nd relted depositsF snX foz xF FD ilEerE hi pormtion of viyF snX foz xF FD ilEernuE
nuti eFD qziry eF FD he reinzelin tFD 8 foz hF ti eFD qziry eF FD he reinzelin tFD 8 foz hF hF
hF @idsA E xeogene leontology nd qeology of E @idsA E xeogene leontology nd qeology of hiX
hiX IEPPD xew orkF IIQEIIVD xew orkF
isu hFD 8 uotskis F @IWVHA E stitherium rkesili spF nF feumont de qF @IWUVA Exotes ompleÂmentires sur quelE
@ryenideD grnivorA del erzirio superiore di E ques feÂlideÂs @grnivoresAF erhives des ienesD QIX
hi @gireniD viiAF ivF stF leontF trtFD VTX PIWEPPUD qeneÁveF
PRIEPSTD wilnoF fernor F vF 8 vlkis F F @IWVUA Eoogeogrphi relE
perretti wFFD ook vF 8 orre hF @PHHQA E tegotetreloE tionships of the hi lrge mmml funF snX foz
don fF syrtius @roosideD ilephntideA from the xF FD ilEernuti eFD qziry eF FD he reinzelin tFD
pper wioene of gessniti @glriD southern stlyA 8 foz hF hF @idsA E xeogene leontology nd
nd its ering on vte wioene pleogeogrphy of qeology of hiX QRWEQVRD xew orkF
entrl wediterrnenF tF ertF leontFD PQ@QAX TSWE fernor F vF 8 ott F F @PHHQA Exew interprettions of
TTTD vwreneF the systemtisD iogeogrphy nd pleoeology of
UT rdell F 8 erdelin vF
FD ilEernuti eFD qziry eF FD he reinzelin tFD 8 qziry eF F @IWVUA Eemins of rooside from the
foz hF hF @idsA E xeogene leontology nd qeolE erly lioene of hiD viyF snX foz xF FD ilE
ogy of hiX ISQEIVID snFD xew orkF ernuti eFD qziry eF FD he reinzelin tFD 8 foz hF
uretzoiD wF @IWPWA EpelidenEtudienF e wgyr uir hF @idsA E xeogene leontology nd qeology of E lyi Â
hiX IVQEPHRD xew orkF poldtni sntezet rzinyomdjD PRXIEPPD fudpestF Â È
qziry eF F @IWVUA E weryopotmus petrohii @ertiodE uurteÂn fF @IWSPA Ehe ghinese ripprion funF gommenE
tylD wmmliA from hiD viyF snX foz xF FD ttF iolF IQXIEVPD relsinkiF
ilEernuti eFD qziry eF FD he reinzelin tFD 8 foz uurteÂnD fF @IWUTA Epossil grnivor from the vte ertiry
hF hF @idsA E xeogene leontology nd qeology of of fled hourh nd gherihirD unisiF xotes du
hiX PVUEQHPD xew orkF ervie qeologique de unisieD RPX IUUEPIRD unisF Â
qziry eF F @IWVUA E rexprotodon shiensis @ertiodE vehmnnD F 8 homs rF @IWVUA Epossil fovide @wmE
tylD wmmliAX e new hippopotmus from viyF mliA from the wioElioene of hiD viyF snX
snX foz xF FD ilEernuti eFD qziry eF FD he foz xF FD ilEernuti eFD qziry eF FD he reinE
reinzelin tFD 8 foz hF hF @idsA E xeogene leonE zelin tFD 8 foz hF hF @idsA E xeogene leontology
tology nd qeology of hiX QHQEQITD xew orkF nd qeology of hiX QPQEQQTD xew orkF
qerds hF @IWWVA Efiogeogrphy of irumEmediterrnen welentis tF uF @IWUHA Etudien u er possile erterten È
wioeneElioene rodentsX revision using ftor qriehenlndsF IWF hie ikermifun von rlmyroE
nlysis nd prsimony nlysis of endemiityF E potmos @iuo EqriehenlndAF I eilX ydontologie È
leogeogrFD leolimtolFD leoeolFD IQUX PUQEPVVD und urniologieF ennF qeolF ys rellenF IWX PVSE Â Â
emsterdmF RIID loniqueD ethensF
qerds hFD elemseged F 8 fellon rF @PHHPA Ehe vte worles tFD ikford wF 8 ori hF @PHHSA Egrnivores from
wioene mmmlin fun of ghororD ewsh fsinD the vte wioene nd sl lioene of the ugen
ithiopiX systemtisD iohronology nd the RHuE rillsD uenyF evF oF qeolF ispnD IVX QWETID wE Ä
RHer ges of the ssoited volnisF ertiry eE dridF
serhD PIXIIQEIPPD vondonF worles tFD les wFD ikford wF 8 ori hF @PHHIA Ee new
qerds hFD uy F 8 un F @PHHRA Ee skull of whiE trieD new genus nd two new speies of frourofeE
rodus gignteus @pelideD wmmliA from the vte line @pelideD grnivorD wmmliA from the irly
wioene of urkeyF xeues thrF qeolF lontFD wFD wioene of ist efri nd pinF rnsF oyF oF È
PHHRX WSEIIHD tuttgrtF idinurghD irth ienesD WPX WUEIHPD idinurghF
rileEelssie F @PHHIA E vte wioene wmmlin pun worlo wFD eigne F 8 xgel hF @PHHRA Ee new speies of
from the widdle ewsh lleyD ithiopiF F of RPS rosnsnosmilusX implitions for the systemti reE
ppFD hF hF thesisD heprtment of sntegrtive fiologyF ltionships of the fmily frourofelide new rnk
niversity of gliforniD ferkeleyF @grnivorD wmmliAF oolF tF vinnF oFD IRHXRQE
rileEelssie FD oldeqriel qFD hite F hFD fernor F TID vondonF
vFD hegust hFD enne F FD rrt F uFD r iFD wunthe tF @IWVUA EmllEmmmlfossils from the lioene
emrose F 8 rowell pF gF @PHHRA EwioElioene hi pormtion of viyF snX foz xF FD ilEernuE
mmmls from the widdle ewshD ithiopiF qeoiosD ti eFD qziry eF FD he reinzelin tFD 8 foz hF hF
QUX SQTESSPD risF @idsA E xeogene leontology nd qeology of hiX
rrris tF wF @IWVUA Epossil qirffide from hiD viyF PVQEPWUD xew orkF
snX foz xF FD ilEernuti eFD qziry eF FD he eigne FD de fonis vFD vikius eFD wkye rF FD ignud FD
reinzelin tF 8 foz hF hF @idsA E xeogene leonE 8 frunet wF @PHHSA Ee new mhirodontine @grE
tology nd qeology of hiX QIUEQPPD xew orkF nivorD pelideA from the vte wioene hominid loE
rrrison F @IWWUA Exeogene leontology of the wnong lity of wPTTD orosEwenllD ghdF gF F leE
lleyD nzniX e indow into the ivolutionry volFD RX PRQEPSQD risF
ristory of ist efriF snX vndmn xF rF 8 tones etrohi gF @IWRIA Esl giimento fossilifero di hiF follF
hF F @idsA E opis in qeoiologyX IERIVD xew orkF oF qeolF stFD THX IHUEIIRD omF
reissig uF @IWWTA Ehe strtigrphil rnge of fossil rhinoE etrohi gF @IWRQA Esl giimento fossilifero di hiF
eroses in the vte xeogene of iurope nd the estE gollF iF houmentF winF efrF stlFD IPX IEITPD omF
ern wediterrnenF snX fernor F vFD phlush FD 8 etrohi gF @IWSIA Exote sull fun terziri di hiF
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iF fullF peF sssueX RWETID fenghziF spFD new viverrid @grnivorD wmmliA from the
rowell pF gF @IWVUA Ereliminry oservtions on grniE finelloEginigino sin @ltest wioeneD stlyAF
vor from the hi pormtion @viyAF snX foz xF ivF stF leontF trtFD IIH@QAX UIWEUPQD wilnoF
emphimhirodus from hiD viy UU
wioene orosEwenll hominid lolityD ghdF xtE rdell F @IWWRA Eistemti e histriuzione trtigrfi
dei wirodontini dl wioene uperiore l leistoE ureD RIVX ISPEISSD vondonF
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pirenze nd om v pienz99F vothgmX hwn of humnity in estern efriD PTIE
otnikov wF F @IWWIA Ee new speies of whirodus from QPVD xew orkF
the lte wioene ulmkpi lolity in estern uE
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zkhstn @ AF snX porsteÂn eFD portelius wF 8 erE
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È
erdelin vF 8 rdell F @PHHTA Ehe romotherium99
mthemtishEnturwissenshftlihen eteilung der
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fyerishen ekdemie der issenshften zu wunhE È
romotheriumF leontogrphiD PUU@IETAX IPQEIQHD
enD IWQHX IUERUD wunhenF È
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onomyD systemtis nd evolutionF possils nd trtD wFEiFD qerds hFD quy pFD vehmnn FD vihoreu pFD
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leontF sinFD serF g P@IAX IEIRWD fejingF wF @PHHPA Eqeology nd pleontology of the pper