otph/tb Procellariiformes. 497 



•older than tbo Ciconiif ormes; atanyratel find tliatthe headofthe 

 embryo Pélican bears amost stricking likeness to that of a Pétrel! 

 And this both in the form of the Ehamphotheca and of the cra- 

 nial cliaracters". E.nH3Koe po^cTBO Colymbif ormes, Sphenisciformes 

 h. Procellariiformes npnsHaeTca h CHALMERs-MrrcHELL'eMt *), nojxo- 



aCHBmHMt BT> OCHOBy CBOHX'B H3WrB\H0BaHiH KBDieqHHK'È. Bch 8TH" 



rpynnBi, npaB.ua, „have allmovedout", roBopHTt oht>, „from the 

 archecentric 2 ) condition...'", ho „ the Golymbiformes are leastmodi- 

 fied; the Penguins and Peti-els are more modined, the two latter 

 showing degeneration of the coeca and certain peculiarities in 

 the posterior portion of Meckel's tract, peculiarities repeated in 

 Steganopodes and Falconiformes a . 



IlTaiefc, ÔJLHScanniHMii poflCTBeHHHKaMH Procellariiformes aBas- 

 K>Tca et ojiHofi CTopoHH Sphenisciformes, CToamia no CBoeû opra- 

 HH3anin HHace nxt, a cb Hpyroâ cropoHBi Pelecanif "ormes, nTHn,H, 

 opraHH30BaHHEia Bt oônieM'B BHrae nxt; nepBLia CBa3HBaiOTt 

 TpyÔKOHocHxt et Urinatores, a nocuh^Hia et Ciconiiformes (Cico- 

 niae) h CathartiJ "ormes. 9thmh oTHomemaMn onpea'ÈaHeTca mbcto Pro- 

 cellariiformes Bt nOCJTB,iï,OBaTeJIBHOMt IHHefiHOMT, nOpafllCB OTpaftOBt. 



,^iarH03"b. Colymbomorpliae alis remigibus veris instructis, nari- 

 "bus tubuliforniibus, plus minusve cohaerentibus et supra basin 

 culminis positis vel a culmine late separatis et in lateribus rostri 

 prope ejus basin sitis; pedibus halluce subobsoleto, perparvo, qua- 

 si ex ungue solo formate, vel nullo. 



MaxH pa3BHTbT xopomo. Ho3jrpH pacnojio;KeHBi 6ojrBe hjih 

 MeH^e raydoico h OTKpHBaiOTca Hapyncy Tpyôo^ncaMH; TpyôomH 



3TH y OJTHBXt dSopMt flJTHHHLI, y apyrnX'B 016HB KOpOTKH, TO 



OTTBCHeHBi BBepxt h pacnojioJKeHH .npyrt okojio apyra, Hept^KO 

 cJinBaHCB bt. osHy pasjTBJieHHyio ôojrÉe hjth MenÈe tohkoh nepe- 

 ropo^KOH TpyooiKy, Ha ocHOBaaiz culmen'a, to pa3,H'BJieHH mnpo- 

 khmt, culmen'oM'B h noirïsin;aK>Tca Ha ôoicaxt KJiioBa 6jiH3t ero 

 ocHOBama. 3aAHifi najient 6ojiBe hjih mchbo 3aqaTO^HH;H, coctohtb 

 H3t os metatarsale h aHnrt o^hoS KorTeBoS (paaaHrn", Kaict 6h 

 H3t ojHoro, HHor^a chjibho pa3BHTaro, Korra, hjiii coBepmeHHo 

 OTcyTCTByeTt. 



1) Trans. Linn. Soc. London, (2) VIII, 1900—1901. pp. 173—275. in spec. 

 pp. 188—189. 



2) T. e. ot-b HanôojrÉe npHiriiTHBHaro, HanxieHÈe H3ifEHeHHaro no cpaB- 

 Hemio et npaposHTemcKiiinj tiiiiomt,. 



'l'ayu:i Poccilt. Uts^u. 32 



