lOPCKia H HIiatHEM'LJOBHJI CEPHALOPODA CBBEPHOH CHBHPIT. 27 



BjH>KanuinMH ktj aTomy btijij <i>opMaMH HBJiaiOTCfl P. ranwUcosta Cb 6oji'fce p-feAKHMii 

 pe6pa)iH, P. Beani ct eme 6ojiie p^akhmh peSpawn n P. conferticosta ch peSpaMH eiu,e 

 6oji'£e yacTbiMH. 9th qeiLipe *opMbi oSpaayioTT. Kaut Sti ecxecTBenHbiH pn^T) c^ nocTenenno 

 H3M'£u}iK)iii,HMHCfl DpHsnaKaMH: Beani, ramulicosta, densicosta, conferticosta. 



BcE 3Tn BHAM naxoAHTCJi bi nojanTHXiiTOBbix-fc cJionxi, imatHflro neoKOMa. 



Polyptychites conferticosta n. sp. 



Tafiji. V, tmr. 4. 



K?. nf. M'kT.: AnaGapcKan ry6a, p, CoJiopcajiax^ ; kco. 6ap, 3. B. Tojijia 1893 r. 



Ot7, 3Toro BOAa coxpanHJica tojilko OTneiaTOKi, eenojiHaro oSopoTa, KOTopbiS He AaBajii 6bi 

 B035ioa;iiocTH yciaeoBHTb bha^, ecjH dbi axa -i-opMa He cxofljia b^ pflAy Apyrnxx BbimeonHcan- 

 HbixT) <i>opMTi, npeACiaBJifla KpanHifi qjieHi. 3Toro poAa. TIo mnpHHt yiwoo n no inny cnyjibn- 

 xypbi 3X0X1 nojiHHTHXHXx T'fecHO npHMbiKaexx Ki P. densicosta, ho oxjinnaexcH sHaqnxejibno 

 6ojiie qacxbiMH nyqKaMH pe6epT>, hbcjio Koxopbixb A0cxnraen> 15-xh ua nojiyoSopoxfe. Bet 

 nyiKH xpexB'&xBHCxbie, nojinnxHXHxoBaro xniia. Mfecxa paaBfiXBJieaia peSepx, y P. conferticosta 

 SjiHJKe K-L vmSo, i^mx y npeAbiAymaro BHAa. 



Polyptychites anabarensis n. sp. 



Ta6,i. IV, *nr. 3. 



JV» ||. MfecT.: p. AnaSap-b, KjiHiioBCKm yxect; kom. H. U. TojiMaqesa 1906 r. 



PasM'fepbi: 



Aiajiexpi 61 mm. 



^iaMexp-b yM5o MejKAy uiBaMii 14 » 



To.imniia nocjifcAHflro ofiopoxa 22 » 



Bbicoxa nocjifeAcaro oSopoxa 19 » 



UlBpRua HocjitAHflro o6opoxa 20 » 



PaKOBBHa Ch AOBOJibHO ysKHMi yM5o n BbicoKHMH ooopoTaMR, nMtioHj,iiMn m, nonepeq- 

 uoM-b paspiab hoixh oBajibuyEo *opMy. Flpn Aiawexpt bi 61 m.m. yM5oHajibHbin Kpau ynpa- 

 men^ 32 peSpaMH, Koxopbin, Ha^HHanct na yMSonajibnoii noBepxHOCXH ueAa.ieKo ox^ uiBa, 

 HAyxi cnanajia, yooiiaacb aasaA'b oxi> paAiyca; nepexoAn qepesi, sanpyrjieHnbin yM6oHa.iibnb)H 

 Kpafi, OHH HOCxeuenHO HsrHSaioxcfl h yKJiOHntoxca BnepeAT> oxt, paAiyca h okojio cepeAHUbi 6o- 

 KOBO0 noBepxHocrn pasA-fejfiioTcn na AB'fe'HJin Ha xpn sixBti, npn qejix. nepeAnan B'txBb oxAt- 



Jiaexca HnorAa hhikb, nnorAa Bbiiue saAnew; nepBbiw cjiynan Bcxphnaexca qanj,e; ntiorAa xpexbn 



4* 



