2 nOAOTfl-B.H'B CoLYMBOMORPHAE. 



Mopcma nranbi n3 r bcpeAHe-M ; BJiOBHxi, oraoïKemu C. AMepnKii,BH'Éni- 

 hoctbio ôojrse Bcero HanoimHaiomiii coBpeMeHHtix-B rarap-B (Taû.T. I, 

 $. 1). Hepent no oônieiî $opM^6, KaK-B y rarap-B, ho b-b ie.iLic-r;ix'i, 

 3y6iJ, cn^amie b-b oômen 6o^o3xk; cjioniHHnKOB-B jusa, a He ojnwh 

 rjiyooKO pacmenjieHHHÛ, Kaict y rarapt; 6opo3«H rjih cynpaopÔH- 

 TaJiBHHXi>3Kejie3'Bpa3BnTHO T ieHBxopomo,KaK r By rarap-B; hocobbih 

 kocth o6pa3yioT"£ ro.TiopnHa.iibHbin H03 r Tpn, i-caKi. y 3thx-b noc.if.j,- 

 hhx-b; BepxHiô K0Hen,7 3 KBaspaTHoii kocth cb o^hoîi ro.iOBKofi, KaK-B 

 y CTpaycooopasHEtxt, ho cb HaneKOM-t Ha ôojibinyio HapyacHyio n 

 MeHBmyio BHyTpeHHioio comjbshobhbih noBepxHOCTH. IIosbohku re- 

 TepoHejiBHBie. IlepeflHiu iioïicok-b HanoMHHaerB TaKOBofl CTpayco- 

 o6pa3HBix-B: aonaTKa npnojinsnTejiBHO b-b o^hom-b HanpaBaemu ce 

 BopoHBeu koctbio, KOTopaH otchb KopoTKa n nmpoKa (miaTHKOpa- 

 Kon^Haro -rana), HM-seT-B ôaubmoH npoKopaKOii^a-ibiîtiû orpocfOK'B 

 11 oynpaKopaKOHaajibHoe OTBepcTie, ho b-b OTjnraie oro> cipaycoBt 

 bopohbïï kocth h nona-hai He cpocancB h HM'BeTCH napa EJiro'niut. 

 FpysHaa koctb RiniHHaH, ninpoKaa n miocKaa, coBepmeHHo ôe3-B 

 rpeÔHs (Krnia). Ilepe^Hia KOHe^iHOCTn sa^aTO^HHH, npe^crai.. 

 jmniB o^Hofi njie^eBoii koctbio, KOTopaa oqeHB TOHi-:a n ^niiHHa, 

 ho He HM-seT-B noBepxnocTn rrsi coiaeHeHia cb OTcyTCTByioin,ium 

 KOCTHMn npe r T,njietiiiî. Sa^rnË hohcok-b HanoMiinaeT'BTaKOBon i io.Mon.. 

 kocth ero coBepmeHHO cbooojihbi na sarureM-B kohitb; 6e3BniHHHBia 

 kocth cxcustch Haj-B jop3ajiBHBiM'B rpeÔHeMTb KpecTnpBon kocth, 

 KaK-B y ^eMor-B. Kocth 3aflHeiï KOHe^HOCTH pasBHTBi o^enb ch.tbho, 

 Tnna rarap-B n BecaoHornx-B; ôe^po o^eHB KopoTKO n tojicto, Kopo^e, 

 wèu-h y Kii];on-.m6o spyroônTiiirH;roi[eHB cb ôoJiBmnM-B KHeMiarib- 

 hbim-b oTpocTKOM-B (Taôji. I, cp. 2), KaK-B y rarap-b; HaflKOJi'ÏHHaa koctb 

 oieHb 6oJiBmaa, ninnoBn^Haa, ne cjmjiacB cb KHeniajiBHHJi'B o-rpocT- 

 kom-b, cb OTBepcTieM-B jujis cyxo.Kii.'ibii m. auibiens; najibneB-B lerEtpe, 

 ■qeTBepTHii caMHH jymHHbiH n to.tcthu, KaK-B y rarapt n aeitori.. — 

 B3r.iflsi» Maksh'a, cnnaBniaro Hesperornis sa „3yoaTaro BO^HHoro 

 erpayea" saBHO yaje ocTaBneH-B. Oh-b caM-B yKasajTB ataccy npn- 

 3HaKOBi), o6m,nx-B Hesperornis n rarapaM-B cb qeMrann, n npim im-b 

 mneHHO TaKnx-B, KOTopne BH3BaHH He Kriameirt cpe^bi, He KOBep- 

 reHTHH. Cope othocht-b Hesperornis k-b Natatores, ho necoMHBH*- 

 Hoe M'jÊcto b-b cncTCOi!'. yKasajit rxsi sthx'b nTHi^x Fuebbin&Ee, 

 coesnHTiBmin hx'b b-b o^nH'B no^OTpn^'B cb rarapajin n ^ewraMZ. 

 IIocji'B n3CJTBflOBaHifl D'Arcy Thompson' a 6.Tn3Koe po^CTBO Hespe- 

 rornis, rarap-B n ^eMor-b yace He no^Jie;KnT-B HmcaKOMy comh'ehIio 

 u K r L yTOiiy Bsr.iîijy npHCOexHHHJEHCB Lydekker, Beddart n Py- 



