120 



a. r.omoiin». 



KaK't ii y nepeAHeii, upn6.«i?Kajioci> kt» BepTiiuajitiiOMy, o^iiaKO paciiojio?i;euie nxT> roJOBOK'b 

 TaKOBO, qTO 3acTaBJuieTT> npe,nno.iiaraTb neôojiLinoe n3oruyTie, KaKt Kojrluniaro, t$lvl% bt, oco- 

 ôeHHocTn naTO^Haro cycTasa. 



Tarsus nHjrpnKOTepia xapaKTepu3yeTca, nait-b h carpus, hii3K0h h tifnpoKOH *opMOH n 

 yn.iomeHHbiMn cycTaBHbiMii noBepxHOCTHMH. Astragalus conjieHHeTca c r b cuboideum, iiocxbahhh 

 He coMJieflaeTCfl ct> Mt ni ; ectocuneifornie uM^erh cycTaBHyio niomaAKy j\jih Mt IV , a meso- 

 cuneiforme — Mt ni . Entocuneiforrae bt> KOJUieKain orcyTCTByert. 



H3T5 ota'bjibhlix'l Tapcajibnbixb KOCTefi astragalus BUMHi nocopoaaaro Tnna, ho cb 

 BecbMa ciaôo fln*4>epeHu,npoBaHHbiMT) (njiocKnurb) 6jiokomt> jljih tibia; 3amiaH noBepxiiocïb ero 

 iiepneHAQKyjiapHa ocHOBaHiio (a ne Haïuoima, Kaieb y Hocopora), h HiateT-b CBoeo5pa3Hoe 

 (caoïnajuiHoe») pacnojoateHie cycTaBHbix'b iiOBepxHOCTeii, KaKT> noApoôno onncauo Bbime. Cal- 

 caneum cb He6ojibniHMT> susteutacnlum h ysHEM-b TTJioivrb, HecymaM'b Heôojibuioë tuber, xapan- 

 Tepii3yeTca CBoniwb cjiaôo BBepxi> HanpaBJiemibiM'b nojioatemeM'b; oômaa «topivia, KaKT> y Hyra- 

 codon, Tapirus, h cmibHO OTJimaeTca ott> KopoTKOÎi h B3Ayxo8 kocth nocopora; MM-ÉeTca cy- 

 CTaBHaa njiomaAKa ajih tibia n njm fibula. Naviculare — njiocKaa KOCTb iiocopoaîbnro habitus'a, 

 ho Cb 6ojte niocKUMH cycTaBHbiMH noBepxHOcraMH («JioinaAiîHbiH» npn3iiaKT>). Cuboideum otjm- 

 naerca ott> Hocopora, rjiaBHbiM'b oôpasowb, MeHbuiHMT> pa3BHTieMi> 3a,a,Haro OTpocTKa 0 HHbiMT, 

 nojoaîeHieMi cyciaBHbix'b noBepxnocTen; bt> 3tomt> OTuonieain 01-ia ctohtî. ,a,ajibuie otl kocth 

 Hyracodon, tâwb orb Hocopora. Os cunéiforme 3 — rpeyrojibHaa ct> cepji,u,eBHji,HbiMH Bepxnei 

 n HHJKHefi cycTaBHbiMH noBepxHOCTHMH, Tani) ace MeHfee yrjiOBaTaa h ôojite njiocKaa, ntwb y 

 Hocopora, h no o6m,eMy babitus'y Gmme Bcero kt> Tannpy. Os 'cunéiforme 2 narfeeTT. ojuiHaKO- 

 Byio BbicoTy ct> npeAbiAymeÊ; y3Kaa, TpeyrojibHaa, OHa Bcero ômwe Toate kt> Tannpy; y Hoco- 

 pora ara jiocTb BABoe HHHte cunéiforme 3. 



Bt> CTpoenia tarsus, Tannnrb oôpa30MT>, coxpaHaeTca MHoro npnMHTHBHbix-b npa3HaK0BT): 

 CTpoeuie astragalus, cuueiformia, noxoatHXT, Ha kocth Tannpa, couieHeHie cunf. 3 ct> Mt IV (Tannpi) 

 n t. n,. HHTepecHO, "ito y Hyracodon cMimenie HnatHaro pa,na ii^eTTh bt> o6pai homt^ BaiipaBieHiB. 

 Bt> to ace Bpeivia couieHOBHbia noBepxHOCTn astragalus-calcaneum npeACiaBJifliOT'b noBHAii- 

 MOMy npn3HaKH cneu,iajiH3an,in; zvji^wb, — pacmnpeHHbin BepxHifi KOi-ieirb Mt m nepeurÈmaeTca 

 noA'b cuneif. 2; B^b btomt^ moatHO BHii.'ÈTb TeH^eHuiio Kb M0H0AaKTHJii3iviy, raK^ aie KaK"b bt> 

 cjiaôoMTj Ha^BuraHin astragalus Ha cuboideum. 



4to KacaeTca metatarsalia, to cpe^Haa KOCTb noBTopaeTi> <i>opMy nepe^HeH siexano- 

 AiajibHOÔ, 110 ôoi'he B3AyTa, KdKb y Tannpa; Kopoie jih sajmia MeTanoAiajibHbia koctii nepeji- 

 hhxtd, — TpyAHO CKa3aTb, TaK^ KaKTb Mbi ne mn-Bearb KocTen saB^OMO oahoii ocoôh. BoKOBbie 

 na.ïbHbi TaKi> ate pejiyn,HpoBaHbi, KaKT> n nepe^Hie, 11 ci'feiioBaTejibHO Tanaîe OTJiiiqaioTca ot^ 

 ocxajibHbix'b HOcoporoo6pa3Hbix , b. Mt IY MaccnBHte Mt n n MeH^e nsorHyTa. To me Ha6jnoji,aeTca 

 y Hyracodon a y nocopora. IIo OTHomeniio m> ÔoeobbimT) najibnaMij, Mt nI OTHOCHTejibHO ajihh- 

 HÊe, q'ÉM'b Mc ni , oÔpaTuo Hyracodon, y Koropon wmR'ke GoKOBbie najibn,bi 3aAHen nom. Hto 

 nacaeTca 4>ajianrT) khcth sa^Hea norn, to oh^e HHq'BM'L cymecTBenubiM'b ne OTjaqaioTca ott> 

 <i>ajiaHn> nepeAneii KOHenHOCTH. 



