620 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



L[arus] cachinnans Coues, Key N. Am. Birds, 2d ed., 1884, 744. 



Larus fuscus (not of Linnaeus) Swinhoe, Ibis, 1860, 68 (Amoy, China). 



[?] [Lams (Glaucus)] borealis Bruch, Journ. fiir Orn., 1853, 101 (n. Asia, ex 

 Brandt, unpublished letterpress). 



[?] [Laroides] borealis Bonaparte, Naumannia, 1854, 212; Compt. Rend., xlii, 

 1856, 770; Oonsp. Av., ii, 1857, 219 (Kamchatka).— Bruch, Journ. fiir Orn., 

 1855, 282 (monogr.). 



Larus borealis Dall and Bannister, Trans. Chicago Ac. Sci., i, 1869, 305 (St. 

 Michaels, Alaska; Plover Bay, e. Siberia). — Baird, Trans. Chicago Ac. Sci., 

 i, 1869, 324 (St. Michaels; Plover Bay).— Taczanowski, Journ. fiir Orn., 

 1873, 111 (e. Siberia); Bull. Soc. Zool. France, i, 1876, 263 (e. Siberia); vii, 

 1882, 397 (Kamchatka). 



[Larus] borealis Gray, Hand-list, iii, 1871, 113, no. 10976. 



[Larus argentatus] d. borealis Coues, Birds Northwest, 1874, 626 (synonymy). 



Larus oceidentalis (not of Audubon) Whitely, Ibis, 1867, 210 (Hakodate, Japan; 

 see Blakiston and Pryer, Ibis, 1878, 217, and Saunders, Ibis, 1879, 24).— 

 Harting, Proc. Zool. Soc. Lond., 1871, 110-123 (Choris Peninsula, Kotzebue 

 Sound, Alaska).— Swinhoe, Ibis, 1875, 140 (Chefoo, China); Proc. Zool. Soc. 

 Lond., 1871, 421 (China).— Blakiston and Pryer, Ibis, 1878, 217 (Hakodate, 

 Japan). 



Larus affinus (not L. affinis Reinhardt) Nelson, Cruise 'Corwin' in 1881 (1883), 

 107 (Cape Vankarema, Plover Bay, etc., e. Siberia). 



Larus argentatusBviinn [ich] var., vegse Palmen, Bidr. Sibir.Vogelf. 'Vega-'Exped. 

 Vetensk., Bd. v, 1887, 370 (Pidlin, coast n. e. Siberia; synonymy on p. 378). — 

 Taczanowski, Mem. Acad. Petersb., xxxix, 1893, 1028 (coast e. Siberia). 



L[arus] argentatus var. vegse Saunders, Bull. Brit. Orn. Club, no. xv, 1894, p. 

 xxiv (crit.; geog. range). 



Larus vegse Stejneger, Auk, v, July, 1888, 310, in text (crit.). — American Or- 

 nithologists' Union Committee, Suppl. to Check List, 1889, 20; Check 

 List, 2d ed., 1895, no. 52; 3rd ed., 1910, p. 38.— Seebohm, Ibis, 1889, 349 

 (Great Liakoff Island, e. Siberia; crit.; descr. eggs). — Saunders, Cat. Birds 

 Brit. Mus., XXV, 1896, 269.— Schalow, V5gel der Arktis, 1904, 142 (synonymy, 

 range, etc.). — Dresser, Ibis, 1908, 514 (islands of New Siberia Archi- 

 pelago, breeding). — Clark (A. H.), Proc. U. S. Nat. Mus., xxxviii, 1910, 36 

 (Ulaga Pass, near Unalaska Island, Aleutians; Avacha Bay, Kamchatka). — 

 Thayer and Bangs, Proc. New Engl. Zool. Club, v, 1914, 10 (breeding on 

 Arctic coast, e. Siberia); Auk, iii, 1916, 44 (Saghalin Island, June). — Cooke, 

 Bull. 292, U. S. Dept. Agric. (Biol. Surv.), 1915, 40, fig. 20 (range and 

 migrations). — Heesey, Smitheon. Misc. Coll., Ixvi, no. 2, 1916, 14 (off 

 Nome, Alaska). 



L[arus] vegse Ridgway, Man. N. Am. Birds, 2d ed., 1896, 30. 



[Larus] vegse Sharpe, Hand-list, i, 1899, 141.^Forbes and Robinson, Bull. 

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



Larus argentatus vegse Hartert, Ibis, 1904,417 (Lena River, e. Siberia; crit.). 



LARUS CALIFORNICUS Lawrence. 



CALIFORNIA GULL. 



Adults in summer (sexes alike). — Head, neck, rump, upper tail- 

 coverts, tail, and entire under parts, including axillars and under 

 wing-coverts, immaculate pure white; back, scapulars, and wings 

 uniform gray (between pale and light neutral gray), the tertials. 



