Urinator articus. 7 ( .> 



1870. Russow, Sitzber. Dorpat. Xaturf.-Gesselscb., III, ii, p.l57(Matzal-Bucht, 



Estblandj. 

 1870. Schweder, Synops. Vôg. Ostseeprov., p. 30. 



Colymbus glacialis mon Linn. I. 



1870. IUnEPK-j, ( Sperckj bt> JIobcui. CLowetz), Me;i.-Ton. C6opn. Mejan. ,Herr., 

 p. 148 (reg. Wercbolensk). 



1871. noJWKOBt (Poljakow), IÏ3B. Pycci;. reorp. 06m;., VII, p. 261 (Vicinit. 

 Dewjatinskij Poselok et Bjclyi Rutschej, gub. Olouetzk). 



Eudiles arclieus. 

 1871. Meves, ûfvers. Velensk.-Akad. Porh., 1871, p. 788 (vide 1886). 



Colymbus arcticus. 

 1871. EorjAHOBi. (Bogdanow), Tp. 06m;. Ectb. Ka3aH. yHHB., I, p. 158 (in 



gub. Kazan ad. fl. Wolgam et Kamam etiamque ad alios flumines syst. 



Wolgae mediae mense X t, sed nullibi nidulans' neque in aestato 



observatus). 

 1871. Heuglin, Journ. f. Orn., 1871, p. 107 (Xowaja Zemlja, ex Gillett 1870J. 

 1871. Palmén, Univ. Helsingfors finska fogelsaml., p. 8 (Xyland, Savolaks, 



norra Osterbotten, finska Lappmarkenj. 

 1871. IIojinKOBT, (Poljakowj, II3B. Pyceic. reorp. 06nr., VIT, p. 318 (Vicinit. 



Wodlozero, gub. Olonetzk, aestate 1871). 

 1871. Caeahbebt. (Sabanejew), JKypH. Oxot. h KoHHcwaB., 1871, ii, p. 67 sq.; 



otji. ott., p. 27 (Kaslinskij Ural; n ad lacus in montibus et in steppaj. 



1871. Cabahuebi, (Sabanejewj, Bull, Soc. Xat. Moscou, XLIV, ii, p. 271 

 (Pars med. jugi Uralensis; n ad lacus in montibus et in steppa). 

 Eudytes arcticus. 



1872. Collett, Remarks Ornithol. Xorth. Xarway, p. 302 (East-Finmark). 

 Colymbus arcticus. 



1872. Heuglin, Ibis, 1872, p. 64; Journ. f. Orn., p. 123 fXot unfrequently in 

 pairs in the Straits of Yugor and Kara), p. 128 fTaimyr; ex Midden- 

 dorffj. 



1872. noi'ijimcniii ( Portschinsky), Tp. Cnô. 06m;. Ectb., III, p. 376 (Soroko- 

 woj Bor in circul. Gdow gub. Petropol.; n ad lacus Plotkino, Gagarje, 

 Usbinskoje, Ilina, Bolscboje et Maloje Bronnyja etc. in vicinitate pagi 

 Ozerskoje; ^ fin. III s. init. IV, $ XI; in nidibus ova 2 — 3; pulli 

 fin. V I ..' 



1872. .Schmidt, Mém. Acad. Se. St.-Pétersb., (7) XVIII, X 1, p. 44 (Jenisei- 

 Busen; bei Karepowskoje l / 2 VII erlegtj. 



Eudytes glacialis /non Linn.). 



1873. Alston & Brown, Ibis, 1873, p. 72 (Svir River l/ 2 VI n. Si. . 

 Eudytes arcticus. 



1873. Alston & Brown, Ibis, 1873, p. 72 (Archangel; oven more abundant 

 than Eud. septentrionalis and often seen flying in flocks of a dozen or 

 more). 

 Colymbus arcticus. 



1873. Goebel, Journ. f. Orn., 1873, p. 420 (Archangelsk; Eier gesammelt). 



1873. Heugun, Reise Xordpolarmeer, II, p. 124. 



1873. IIo.iHi;om, (Pouakow), 3an. Pycci;. Peorp. 06m;., III, pp. 98,174 fPlaga. 



