634 BULLETI2T 50, UNITED STATES NATIONAL MUSEUM. 



Northwestern North America; breedmg in Mackenzie (Lockhart 

 River; Fort Resolution; Fort Rae; Fort Anderson; Lower Slave 

 River), northern Athabasca (Lake Athabasca), Yukon (mouth of 

 Porcupine River; Lake Marsh), Alaska (Fort Yukon; St. Michaels; 

 mouth of Kowak River; Cape Lisburne; Morshovoi Bay; Nushagak; 

 Kodiak Island; Homer, Cook Inlet; Yakutat; Glacier Bay; Montague 

 Island; Hawkins Island; Nelson Island), and extreme northwestern 

 corner of British Columbia (Lake Marsh; Hot Springs; Pike River); 

 migrating southward along Pacific coast as far as San Diego, Cali- 

 fornia; casual or accidental in Quebec (Quebec), Wyoming (Lake 

 Fork, Wind River Mountains, 10,000 feet altitude, Aug. 28, 1893), 

 and Kuril Islands (Feb.). 



Larus canus (not of Linnaeusj Swainson and Richardson, Fauna Bor.-Am., ii, 

 1831, 420 (Great Bear Lake. June 7=adult). — Nuttall, Man. Orn. U. S. and 

 Can., Water Birds, 1834, 299.— Henshaw, Auk, ii, 1885, 232 (coast s. Cali- 

 fornia, common in winter). — Schalow, Journ. fiir Orn., 1891, 262, part 

 (Sitka, Alaska). — Mailliard, Auk, xv, 1898, 198 (San Francisco Bay, Cali- 

 fornia). — Grinnell (J.), Pacific Coast A\Ti., no. 3, 1902, 12 (California 

 range). — Beck, Proc. Calif. Ac. Sci., 4th ser., iii, 1910, 63 (Monterey Bay, 

 California). 



Larus brachyrhymhus Richardson, in Swainson and Richardson, Fauna Bor.- 

 Am., ii, 1831, 422 (Fort Franklin, Great Bear Lake, Mackenzie; =younga). — 

 Nuttall, Man. Orn. U. S. and Can., Water Birds, 1834, 301. — Baird, in 

 Stanebury's Rep. Great Salt Lake, 1852, 335 (w. North America); Cat. N. 

 Am. Birds, 1859, no. 664a.— Coues, Proc. Ac. Nat. Sci. Phila., 1862, 302 

 (monogi-.); Check List, 2d ed., 1882, no. 780.— Elliot, New and Unfig. N. 

 Am. Birds, pt. 12, 1868 (vol. ii), pi. 53, front fig. and text. — Dall and Ban- 

 nister, Trans. Chicago Ac. Sci., i, 1869, 305 (Fort Yukon, St. Michaels, 

 Kodiak, and Sitka, Alaska). — Saunders, Proc. Zool. Soc. Lend., 1878, 178 

 (mongr.); Cat. Birds Brit. Mus., xxv, 1896, 283.— Ridgway, Proc. U. S. Nat. 

 Mus., iii, 1880 (Cat. N. Am. Bii-ds), 207; Nom. N. Am. Bii-ds, 1881, no. 670.— 

 Nelson, Cruise 'Corwin' in 1881 (1883), 107 (Alaska Peninsula to head of 

 Norton Sound); Rep. N. H. Coll. Alaska, 1887, 54 (Alaskan mainland; habits, 

 etc.) — Baird, Brewer, and Ridgway, Water Birds N. Am., ii, 1884, 247. — 

 Henshaw, Auk, ii, 1885, 232 (coast s. California, common in winter). — 

 Evermann, Auk, iii, 1886, 88 (San Buenaventura, California, Ispec, Dec). — 

 American Ornithologists' Union, Check List, 1886, and 2d ed., 1895, 

 no. 55,; 3d ed., 1910, p. 39.— Turner, Contr. Nat. Hiat. Alaska, 1886, 126 

 (St. Michaels, etc.; habits).— Bowles, Auk, xxiii, 1906, 139 (Tacoma, Wash- 

 ington, common in winter). — Kermode, Provincial Mas. Victoria, 1909, 24 

 (coast, lower Eraser River, and Caribou District, Brit. Columbia, winter 

 resident). — Grinnell, Pacific Coast Avif., no. 11, 1915, 22 (whole coast Cali- 

 fornia, common winter visitant). — Cooke, Bull. 292, U. S. Dept. Agric. 

 (Biol. Surv.), 1915, 46, fig. 23 (range and migrations).— Brooks (W. S.), 

 Bull. Mus. Comp. Zool., lix, 1915, 373 (Demarcation Bay, n. e. Alaska, 

 June 18).— Gianini, Auk, xxxiv, 1917, 397 (Stepovak Bay, Alaska Penin- 

 sula, breeding). 



L\arus] brachyrhyiichus Coues, Key N. Am. Birds, 2d ed., 1884, 746. — Ridgway, 

 Man. N. Am. Birds, 1887, 34. 



[Larus] brachyrhynchus Sharpe, Hand-list, i, 1399, 142.— Forbes and Robinson, 

 Bull. Liverp. Mus., ii, no. 2, 1899, 58. 



oType now in U. S. National Museum. 



