20 A. n. nAB;ioBT>. 



S. cf. inrersiis Pavlow et Lamplugli («Argiles de Speeton etc.», pi. XV (VIII), fig. 3). 

 CKyjbnxypa cji fe^iywmaro oSopoxa (AiaM. 71,5) coBepmeHHo HHaa h mi-ken, eecoMH-feHHwii 

 iiojHiiTHxnTOBbm xapaKTepx. ywooHajbHbia pe6pa (10 na nojiyoSopoT-fe) Ha yM6oHa.iii>uoH no- 

 BepxHOCTH CHJibHO oTKJioHeHbi HasaA'b, iia yMdoeajbHOMt Kpaw ohh ^tjisnovh mm6'h h y casiaro 

 yMSoeajtHaro Kpaa AawTTj Haqajo nyjKaw^ uo 6ojibmen qacxn Tpexpe6epHbiMx, ptace qeibipex- 

 peSepHbiMi, iipn qeivii ^leiBepToe pe6po HHoria o6oco6jiaeTca b npHeHinaeiT) xapaKTepT> npome- 

 H;yToqHaro. Pe6pa npaMbis, cjierKa HaKJionenHbia BnepeAT>; ohh hjh Bcfe ipn (hjih qexbipe) naiir- 

 HaioTCfl OTt yM6oHaJibHaro pe6pa, hjh otx nero oxxoahtl ABa pe6pa h oaho h3T) mx-b, name 

 saAHee, oqenb 6jih3ko o'fL CBoero naqajia pasBtiBjiaeTca, tqkx hto oSpasyercfl TpexpeSepHhifi 

 nyqeKinepfeKO BbipapajKeHHaro nojinoTHXHTOBaro xirna. Ha cjtAywmeM^ eme uojite sspocjiOMi 

 oSopoxt (AiaM. OKOJio 100 mm.) yMSoHaibHbia pe6pa npHHHMawx'L xapanxepi noHepeqno vajih- 

 HeHHbixT, yM6oHajibHbixT> CyropKOB'L, sauHMawmnxt h nepByio qexsepxb uiHpHHbi o6opoxa hjh, 

 Bfepnie, paaptuiawmnxcfl Bt nojorie rjiaAKie Bbicxynbi, uocxeueHHO noHoacaromiecfl ; aaxiMi 

 paH-fee cepeAHHbi o6opoxa ero noBepxHOcxb ocjiownaexcfl nojiorHMH cjia6biMH CKJiaAO^KaMH, ko- 

 xopwfl, nocxeneeHO ycn^Heancb, cxaaoBHxca BHtuiHHMB peSpaMH, npn qeMi, KaatAOwy CH*OHajib- 

 HOMy 6yropKy cooxBtxcxsyexij 4 — 5 BHiranHxi pe6epT>. 



Jlonacxeaa jinaia aa BHtiuHeS cxopoHt oSopoxa o6Hapya{HBaexT> BecbMa saMtxHyio HHsepc- 

 Hocxb: uepBoe 6oKOBoe ck^Jio Bbicxyaaexi BoepeAt Aajibme BHtuiHaro, Bxopoe 6oKOBoe — 

 eme AaJibine. BatiuHee ctAJio BbicoKO h vsko h oKaHSHBaexca xpeMa afexBaMH, h31 Koxopbixi. 

 caMaa AJiHHHaa — cpeAaaa, a caMaa KopoxKaa — CBtonajibHaa; nepsoe 6oKOBoe ctA-io xowe ysKoe 



B AJIBHHOe; OHO AByXBtxBHCXO, Ch BatuiHeH BiXBbK), aHaiHXe.lbHO 60Jlte KOpOXKOH, q^MX BHy- 



xpeHHaa; Bxopoe 6oKOBoe cfeA-io — saaiRxejibuo 6ojie uinpoKoe (uiBpHHa noiin pasHa a-bbh*) b 

 oKOHqBBaexca AsyMa hohxh paBHbiMH BtxaaMH; aa yMooHajibHoii noBepxHocxB naxoAaxca eme 

 xpH BOcnoMoraxejibHbia cfeAJia, H3i Koxopbixi nepBoe oxHocnxcibHO xaK^ ace lUHpoKO, KaKi n 

 npeAuiecxByiomee, a ocxajibHbia ABa y3KB. 



BjiB3Kia 'i>opMbi: ea cxoacxbo BHyxpeaaaro oSopoxa ex. SimbirsMtes inversus h ocoSghho 

 CT> SimbirsMtes cf. inversus bbt. Cnaxona yace 6biJ0 ynaaaHO. SHaqeeie 3xoro *aKTa a uaAfeiocb 

 BbiacHHXb Bt ApyroMTj coqHHeHin. K^ cpeAaeMy oSopoxy no xapanxepy CKyjbnxypbi qpesBbiqaiiHO 

 6jib30kt> mojioaoh o6opoxi Tolypfychites cf. oratvs v. Koenen, H3o6paa;eHHbiii bx 3xomtj coqHHGHiB 

 (xa6ji. IV, <i>Br. 1 c), ho y Hero pe6pa H-fecKo.ibKO piace h xo.ime, a *opMa ero 6ojite OKpyrjaa 

 H iDHpoKaa, xorAa KaKT> P. variisculptus cyacBBaexca kT) cB'tonajibHOB o6jiacxB. 



nocjiiAHie oSopoxbi 3xhxx> AByxx> bhaobtj CHJbHO oxjinqaioxcfl, xaK% KaKXi P. cf. ovatm 

 BM'feexT) 3HaqBxejbH0 6oxfee pftAKia pe6pa. 



3xa *opMa noBBABMOMy npoBcxoAHxi b3T> xoro ace reojiornqecKaro ropnsoHxa, KaKX h 

 npeAbiAymaa, 



