634 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
Northwestern North America; breeding 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 Talend, 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 Linneus) Swainson and Ricnarpson, Fauna Bor.-Am., ii, 
1831, 420 (Great Bear Lake, June 7=adult).—Nurraut, Man. Orn. U. S. and 
Can., Water Birds, 1834, 299 —Hrensuaw, Auk, ii, 1885, 232 (coast s. Cali- 
fornia, common in winter).—Scuatow, Journ. fiir Orn., 1891, 262, part 
(Sitka, Alaska).—Martriarp, Auk, xv, 1898, 198 (San Francisco Bay, Cali- 
fornia).—GRINNELL (J.), Pacific Coast Avif., no. 3, 1902, 12 (California 
range).—Brck, Proc. Calif. Ac. Sci., 4th ser., iii, 1910, 63 (Monterey Bay, 
California). 
Larus brachyrhynchus RicHarpson, in Swainson and Richardson, Fauna Bor.- 
Am., ii, 1831, 422 (Fort Franklin, Great Bear Lake, Mackenzie; =young2).— 
Nurtaut, Man. Orn. U. 8. and Can., Water Birds, 1834, 301.—Barrp, in 
Stansbury’s Rep. Great Salt Lake, 1852, 335 (w. North America); Cat. N. 
Am. Birds, 1859, no. 664a.—Covgs, Proc. Ac. Nat. Sci. Phila., 1862, 302 
(monogr.); Check List, 2d ed., 1882, no. 780.—Exi1oT, New and Unfig. N. 
Am. Birds, pt. 12, 1868 (vol. ii), pl. 53, front fig. and text.—Datt and Ban- 
NISTER, Trans. Chicago Ac. Sci., i, 1869, 305 (Fort Yukon, St. Michaels, 
Kodiak, and Sitka, Alaska)—Saunpers, Proc. Zool. Soc. Lond., 1878, 178 
(mongr.); Cat. Birds Brit. Mus., xxv, 1896, 283.—Ripeway, Proc. U.S. Nat. 
Mus., iii, 1880 (Cat. N. Am. Birds), 207; Nom. N. Am. Birds, 1881, no. 670.— 
NeEtson, Cruise ‘Corwin’ in 1881 (1883), 107 (Alaska Peninsula to head ‘of 
Norton Sound); Rep. N. H. Coll. Alaska, 1887, 54 (Alaskan mainland; habits, 
etc.)—Bairp, Brewer, and Ripeway, Water Birds N. Am., ii, 1884, 247.— 
Hensuaw, Auk, ii, 1885, 232 (coast s. California, common in winter).— 
Evermann, Auk, iii, 1886, 88 (San Buenaventura, California, 1 spec., Dec.).— 
AMERICAN ORNITHOLOGISTS’ Union, Check List, 1886, and 2d ed., 1895, 
no. 55,; 3d ed., 1910, p. 39.—Turner, Contr. Nat. Hist. Alaska, 1886, 126 
(St. Michaels, etc.; habits) —Bowtzzs, Auk, xxiii, 1906, 139 (Tacoma, Wash- 
ington, common in winter)—Kerrmopz, Provincial Mus. Victoria, 1909, 24 
(coast, lower Fraser River, and Caribou District, Brit. Columbia, winter 
resident).—GRINNELL, Pacific Coast Avif., no. 11, 1915, 22 (whole coast Cali- 
fornia, common winter visitant)—Cooxr, Bull. 292, U. S. Dept. Agric. 
(Biol. Surv.), 1915, 46, fig. 23 (range and migrations)—Brooxs (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] brachyrhynchus Cougs, Key N. Am. Birds, 2d ed., 1884, 746.—Ripeway, 
Man. N. Am, Birds, 1887, 34. 
[Larus] brachyrhynchus Suanrn, Hand-list, i, 1899, 142.—Forses and Rosinson, 
Bull. Liverp. Mus., ii, no. 2, 1899, 58. 
@Type now in U. §. National Museum. 
