456 Tachybaptus nigricans nigricans. 



méridionale qu'aucune autre espèce du genre" hito ,, on le trouve 

 sour toutes les eaux"; nscjiïsoBaTejit, Hepa3t CMBmnBajrB ee oqe- 

 BnjtHo et Pr. nigricoïïis. Bipon-no to sae KacaeTen oT'iacrn Haoaio- 

 Aernû RADAKOFF'a (1879, lS81),c i niTaiom;aro ee oqeHb oÔHKHOBeHHOÛ 

 no IIpyTy, ^yHaio h coc'ïflHHMTb 03epaMt; no KpauHeîi arEp-E Al- 

 leon (1886) cBnjrÏTejiBCTByeT'B oTHOCHTeabHO HepyccKoâ ^oôpyjpKn, 

 qTO OHa MHoro p'BHce, TÉMt jrpyrie bh^bi ïoiiort. J{xn neHTpaabHoft 

 Eeccapaôin Pajakob-b (1881) npHBOxnrb T. nigricans co caoBt jo- 

 CTOB'spHHX'B HaÔJiio^aTejieit. ITo EpAyHEPF (1894, 1899) OHa bbibo- 

 3,nrb bî. njiaBHax'b ^H^CTpa, ho Ha Hn30Bbaxt T^HTinpa bctjde- 

 qaeTca oneHb pi^KO; aB'ropt OTOTt no^araerb, ito BOCTOiHyio 

 rpaHHuy rH'B3j;0BaHiH axoro BH^a bi CTenHou nojioCB cocTaB.Kae'rb 



,II,H'ECTpt; 9T0 B6CbMa B'BpOaTHO,H0 TOJIbKO noao}KeHie 3TOHeJIb3apaC- 



npocTpaHHTb Ha bck> crenHyio nojiocy, a d'ÈayeTt orpaHHiHTb Jinmt 

 njies'B-iaMn XepcoHCKoft h TaBpnuecKou ryo. Bt 8toh nocjrEjiHeii 

 cboSctbo npeôbiBaHia T. nigricans CTaHOBUTca coMHHTejibHHMt. Bt 

 CninpeponojibCKOMt My3e r B wfc-rh hhoshou micypKH (Mojujahobi. *); 

 A. C. MokpjKeitkiu npHBes-B A. A. Bpafheps- (1899) ojrHy nmypKy 

 H3t Oeo^ocincKaro yïsssa, ho 6e3t aaTH. h aBTopi> .nyiiaerb, ^to 

 OHa ïyrb He rH'BSflHTCfl; no Radde (1854) OHa BCTp'ÈiïaeTCH nsp^Ka 

 Bt TaBpn^ecKon ry6., ho npnôbiBaerb cro^a .inmb Bt Hoaôpi; 

 Blakistox'v (1857) npisiTeas cooomajit, ito BnjTEJit oTy *iOMry Bt 

 CeBacronoiiBCKOÔ raBami, ho Korjia — H6H3B-ECTHO. Schatiloff (186 1 . 

 1874) roBopnn., uro y Taniaica OHa pince, qfoit Pr. nigricoïïis, 

 BCTpimaeTCfl rJiaBHHMt o6pa30Mt shmoô, ho osHaHC^H moÔNTa Bt 

 ijoH-s. HnKo.ibCKiû (1891) cooômaeTt co cnoBt Keccjiepa, *ito ona 

 nona^aeTca iiHor^a Ha CTaBirE CjiABuia, ho bt. Kanoe hm6hho BpeMH— • 

 Hen3B-BCTHO. ^aHHHH PjjiEBuqA (1902) o npn.neTT3 BT, EepSHHCKt 

 h cKJioHeH'b OTHecra CHopi^e Kt Pr. nigricoïïis, ukMt ht, otomy 

 BH^y. Ha ocHOBaHiu stixt, xaHHHxt mhb KaseTCH, mo Bt TaBpii- 

 qecKofi ryô. T. nigricans HopMa.ibHO yace He fh^s^htch, a TO.ibKO 

 Ko^yerb h.ih 3UMyerb bt, HeoGabnioM-B qncjrE. Bt EicaTepnHO- 

 caaBCKoii ryo., nneHHO bt. naBJiorpa,3,CKOMt n cTeiraoH lacra 

 HoBO-MocKOBCKaro yB3aa T. nigricans no Bajbxj- (1900) Bt nHbie 

 roju aobojibho oÔHKHOBeHHa, Bt flpyrie ;Ke ee coBCTÈMt HiTt: 

 Bt nepBOMt c.iyia'B OHa rHB3AHTCH Hanp. no p'fcqKaMt rHiî3AKa 

 n KpnBeqt. Bt MapiynoabCKOMt y , B3A'B BopoBHKOBt (1907) Ha- 

 meat ee tojibko bo BpeMa npoaeroBt, ho He rHis^Hmenca. JJjIH 



lj MaT. no3H. $ayH. H tfi.iop. Porc. II\in.. VII, 1906. p. 301. 



