500 



C0I,TMB1DJ2. 



s. Imni. sk. 



t. Ad. sk. 



u. Imm. sk. 



V. Imm. sk. 



?t;. Pull. sk. 



X, y. c? ad. et 



pull. sk. 

 z-a'. Ad. sk. 



h'. $ ad. sk. 



c . (S ad. sk. 



d'. $ imm. sk. 



e. Ad. sk. 



f'.g'. 6 2 ad.sk. 



h', i'. S 2 ad. sk. 



k'. S ad. sk. 



l'-)i. Ad. et 

 imm. sk. 



o, p'. Skeletons. 



q' . Imm. skele- 

 ton. 



r'. Skull. 



s'-v'. Sterna. 



North America. 

 Canada, summer. 



New Brunswick {H. E. 



Dresser). 

 Locust Grove, New York, 



Dec. (C. H. Merriam). 

 Adirondacks, N. Y., July 16 



(C. H. M). 

 Big Moose Lake, N. Y., April- 

 July (C. H. M.). 

 Lake Ontario, spring & 



summer. 

 New Haven, Connecticut, 



April 23 (C. H. M.). 

 Tarpon Springs, Florida, Jan. 6 



( W. E. B. ScottX 

 Corpus Christi, Texas, Nov. 6 



{1\ B. Armstrong). 

 California, summer. 



Monterey, California, Apiil, 



June. 

 West side Rocky Mts., 



summer. 

 Fort Simpson, summer. 



Vancouver Island. 



North Europe. 



4. Colymbus adamsi. 



Lord Odo Russell 



[P.]. 

 Government- of 



Canada [P.]. 

 Salvin-Godman Coll. 



Salvin-Godman Coll. 



Salvin-Godman C jH. 



Salvin-Godman Coll. 



C. J. Phelips, Esq. 



Salviu-Godman Coll. 



Salvin-Godman Coll. 



Salvin-Godman Coll. 



J. H. Gurney, Esq. 



[P.]. 

 Mr. Alvin Seale [C.]. 



J. K. Lord, Esq. [P.]. 



B. R. Ross, Esq. 



[P.]. 

 Mr. Wood [P.]. 



Colymbus hiemalis, Wiegm. (nee BreJim) Arch. Naturg. 1836, 

 p. 200. 



Colymbus glacialis, Middendorff (nee Linn.), Sibir. JReise, ii. pt. ii. 

 p. 238 (1851); ? Hevgl. J.f. O. 1872, p. 123 [Novaya Zemlya; 

 Waigats]. 



Colymbus adamsi, G. E. Gray, P. Z. S. 1859, p. 167 [Bering Straits] ; 

 Scla/er, P. Z. S. 1809, p. 206 [Suffolk coastj ; StoinJwe, Ibis, 1861, 

 p. 268 [Amoy] ; Coues, Pr. Ac. Philad. 1862, p. 227; Ross, Nat. 

 Hist. Rev. 1862, p. 289 [Mackenzie R. ; Gt. Slave Lake] ; Elliot, 

 B. N. Amer. ii. p. Ixiii (1869) ; G. R. Gray, Hand-l. B. iii. p. 92 

 (1871); Finsch,Abk. Nat. T'er. Bremen, ui. i^. 72(1872); <SWw- 

 hoe. Ibis, 1877, p. 146 [Hakodadi] ; Blukist. ^ Pryer, Ibis, 1878, 

 p. 211 [Yezo]; Seebohm, Ibis, 1879, p. 161 [Yenesay Valley]; 

 Ridgw. Bull. U.S. Nat. Mim. xxi. p. 55 (1881) ; Tacz. Bull. Soc. 

 Z. Fr. viii. p. 345 (1883) [Kamschatka] ; Nelson, Cruise ' Corwin,' 

 p. 114 (1883) ; Seebohm, Ibis, 1884, p. 32 [Hakodadi] ; Merriam, 

 Auk, ii. p. 63 (1885J [Point Barrow, Alaska : migration] ; Seebohm, 

 Hist. Brit. B. iii. p. 405 (1885); id. Zoologist, {S) ix. p. 144 

 (1885); Saunders, III. Man. Brit. B. p. 695 (1889) ; Seebohm, B. Jap. 

 p 362 (18901 ; Ridqic. Ibis, 1890, p. 129; Pearson |- Bidtvell, Ibis, 



