INDRICOTHERIUM N. GEN. 



117 



IlpoKCHMajibHbiH cycTâBT) BbiTHHyrt bt> nonepeiHOM'b (a He npoAOJibnoin>, K&Kb y nocopora) 

 HanpaBJiefrin n npeACTaBJiaeT"b ropa3,n,o MeHbinyio qacTb noBepxHOcra c*epbi, ropa3j,o ivieHbine 

 ua,3aKb CM-ÈmenHyio. nocjrLjmïii npn3eaKT, HaxojrHTca bt, CBH3H cb BepTnKajibHbwb (kojiohho- 

 o6pa3HbiM , b) nojiOHteHieMTj KOHeiHOCTen raraurcKaro îKHBOTHaro; npeflbiayiirj.0 yKa3biBaeTb lia 

 meHrayio noflBHHieocTb (MeHbmiâ yrojrb Kaiaeia), a pa3BHTie cycTaBa b% nonepeiHoivrb naupa- 

 bjighîh, 6biTb mojkbti, CBH3aeo cï. neo6xoii,nMOCTbH) niHpoKO pa3CTaBJiOTb nepe^Hia Horn bt> 

 cropoebi, qTOôbi AOCTaTb Mop^on no^Bbi (Boj,bi). 



,Zl,jia HnjKHaro KOHn,a xapaKTepea Heôwbuiaa jiyra cycTaBHoiî noBepxHOCTH. <ï>opMa ea 

 Tanate OTjnmeTca ott> Hocopora uEKOTopbiMH CBoeo6pa3Hbwn HepTamn, Haïti) 3to ôbuio yKa3aH0 

 bï, CB06MT) M'ÊCT'fe, cnoco6cTBOBaBiiiHMn ôo-ibineii Kpi>nocTH coqjieHeaia, npn oAHOo6pa3in abh- 

 atenia. 



Radius bt> e.êjiom'l mafk Hen3B r BCTeHT>. BipoaTHo, o6in,aa «>opMa ouinnaeTca oti> hosàheh- 

 umTh HOCoporoB-b Taitate ôojibineio npaBHJibHOCTbio oqepiaHia. BepxHaa cyciaBHaa noBepxHOCTb 

 cooTB'BTCTByeT'b cycTaBy njieieBOH kocth, imatHafl ate npe.ncTaBJiHe'rb BecbMa 3HaqHTejibHyK) 

 ji,H*<i>epeH[i,HpoBKy cycraBHbix'b noBepxHOCTeâ. 



Hyateo eme otm'etotb, ito y HH^pHitoTepia, btj ouiuiie on. nocoporoBT>, cycTaBHaa no- 

 BepxnocTb radius'a pacnpocipaHfleTca TaKate na 3Ha<niTejibHyK) qacrb noBepxHOCTH os cunéi- 

 forme, TaKi> ^to AJin ulna ocTaeTca TOJbKO HapyatHaa qacTb ea cycTaBHoiî noBepxHOCTH. 



Ulna — iwEeTca nyfejiBHbiH SKseMnjiap'b. KocTb oieHb junumaa, TOBKaa, cjierea nsorayran 

 n no jynra'E cKpyqeiraaa. Ona oieHb cxojuia ct> KocTbto jtpeBetnuinx'b <E>opivrb, oôjia^aiom.HX'b 

 TaKOH ate tohkoh ctpobhoh ulna: Epiaceratherhim, Hyracodon, h bî> to ate Bpeaia HB-iaeTca 

 o^enb pejiyuHpoBaHHOH no cpaBHeHiio ci. nosAH'ÈiiinnMn Hocoporaiviii. OTJHnirrejibHOio ocoÔeH- 

 nocTbio imapnKOTepia HBJiaeTca Heôojibmon olecranon cb rojiOBKon. nanpaBieHHon Ha3ajri>, 

 n neôojibuiaa jiyra Bepxnei cyciaBHOH noBepxeocTH, o6pa3yK)m,eii cb iuieqoMTb npoiHoe co^ie- 

 Heme npn pacnojioateHiH ocen sthx'b Kocxen no oahoh jiHHin (BepTHKajbnoe, KOJioHHOo6pa3Hoe 

 noioatenie ji,jraHHbixi> KocTen nepe^een KoneqnocTH). JncTajibHbin KOHem. Hecen, nMnHjtpn^e- 

 CKyK) cycraBHyK) noBepxHOCTb (juin os cunéiforme), KaKTb y Hipparion'a; B"b aroni-b oraorneiiin 

 ohtj oTinqaeTca ott, nocoporoBi>, y KOTopwx'b 3Ta cycxaBnaa noBepxHOCTb ck,poo6pa3Han n 

 ^BOHHaa (wa os pisiforme). 



Carpus HHApnKOTepia vimieTb HH3Kyio n umpoKyio <i>opiviy. BoEOBoe CM'fem.eHie BbipaœeHO 

 btj 3HainTe.iibH0H CTenenH: unciforme n scaphoideum ftOMnimpyiorb Ha^ ocraJibHbiMH KOCTaivin, 

 ho naieKO ne conpnKacaioTca cbohmh BeyTpeBBHMH KOHn,aMa, kqkt> y *opMi), y KOTopbixi 

 HMieTca nojiHoe 6oKOBoe CM-femeHie KapnajibHbix'b Kocien, n y lunatum cycTaBHbia noBepx- 

 hoctii 1. -magnum n 1. -unciforme noq-rH paBHbi. Os magnum 3HaHnTejibiio BbiTaHyTa bt> mnpnny, 

 h cycTaBHaa noBepxHOCTb scaplioideum-m. TaKate SHaniTejibHO ôoibme luuatum-unciforme. 

 KpynHbie pa3M-Bpbi os magnum npiuaioTt CBoeo6pa3HbiS xapaicrep'b carpus'y HHApnKOTepia. 

 SraM-b om> eymecTBeHHO oTjmqaeTca oti carpus'a Trigonias, y KOToparo Ha nepBbiii B3rjiaAi> 

 Tanoe œe HenojiHoe cntmeHie, n TaKHte scaphoideum n uncifome He conpnKacaioTca cbohmh 

 KOHi^aMH. Y nHApHKOTepia «nenojmoe» cM'Bm,eHie aojukho ôbiTb pa3CMaTpiiBaeM0,KaK'bpe3yjibTaT'b 



