620 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
L{arus] cachinnans Couns, Key N. Am. Birds, 2d ed., 1884, 744. 
Larus fuscus (not of Linneus) SWwINHOE, Ibis, 1860, 68 (Amoy, China). 
[?] [Larus (Glaucus)] borealis Brucu, Journ. fir Orn., 1853, 101 (n. Asia, ex’ 
Brandt, unpublished letterpress). 
(?] {Leroides] borealis Bonaparte, Naumannia, 1854, 212; Compt. Rend., xlii, 
1856, 770; Consp. Av., ii, 1857, 219 (Kamchatka).—Brucn, Journ. fiir Orn., 
1855, 282 (monogr.). 
Larus borealis Datu and BannisTeR, Trans. Chicago Ac. Sci., i, 1869, 305 (St. 
Michaels, Alaska; Plover Bay, e. Siberia).—Barrp, Trans. Chicago Ac. Sci., 
i, 1869, 324 (St. Michaels; Plover Bay).—Taczanowsxl, 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 Couzs, Birds Northwest, 1874, 626 (synonymy). 
Larus occidentalis (not of Audubon) Ware y, Ibis, 1867, 210 (Hakodate, Japan; 
see Blakiston and Pryer, Ibis, 1878, 217, and Saunders, Ibis, 1879, 24).— 
Hartine, Proc. Zool. Soc. Lond., 1871, 110-123 (Choris Peninsula, Kotzebue 
Sound, Alaska).—Swinuog, Ibis, 1875, 140 (Chefoo, China); Proc. Zool. Soc. 
Lond., 1871, 421 (China).—Buaxiston and Prrer, Ibis, 1878, 217 (Hakodate, 
Japan). 
Larus afinus (not L. afinis Reinhardt) Nexson, Cruise ‘Corwin’ in 1881 (1883), 
107 (Cape Vankarema, Plover Bay, etc., e. Siberia). 
Larus argentatus Brinn [ich] var., vege PatmEn, Bidr. Sibir. Vogelf. ‘Vega-’Exped. 
Vetensk., Bd. v, 1887, 370 (Pidlin, coast n. e. Siberia; synonymy on p. 378).— 
TaczanowskI, Mém. Acad. Petersb., xxxix, 1893, 1028 (coast e. Siberia). 
L{arus] argentatus var. vege SAUNDERS, Bull. Brit. Orn. Club, no. xv, 1894, p. 
xxiv (crit.; geog. range). 
Larus vege Stemnecer, Auk, v, July, 1888, 310, in text (crit.)—Amerrican Or- 
NITHOLOGISTS’ Union CommitTrez, Suppl. to Check List, 1889, 20; Check 
List, 2d ed., 1895, no. 52; 3rd ed., 1910, p. 38.—SzxrBoum, Ibis, 1889, 349 
(Great Liakoff Island, e. Siberia; crit.; descr. eggs) —SaunpERs, Cat. Birds 
Brit. Mus., xxv, 1896, 269.—Scuatow, Vogel der Arktis, 1904, 142 (synonymy, 
range, etc.)—Dressrer, Ibis, 1908, 514 (islands of New Siberia Archi- 
pelago, breeding).—Cuiarx (A. H.), Proc. U.S. Nat. Mus., xxxviii, 1910, 36 
(Ulaga Pass, near Unalaska Island, Aleutians; Avacha Bay, Kamchatka).— 
Tuayer and Banas, Proc. New Engl. Zool. Club, v, 1914, 10 (breeding on 
Arctic coast, e. Siberia); Auk, iii, 1916, 44 (Saghalin Island, June).—Cookgz, 
Bull. 292, U. S. Dept. Agric. (Biol. Surv.), 1915, 40, fig. 20 (range and 
migrations).—Hersry, Smithson. Misc. Coll., Ixvi, no. 2, 1916, 14 (off 
Nome, Alaska). 
L[arus] vege Ripeway, Man. N. Am. Birds, 2d’ed., 1896, 30. 
[Larus] vege SHarrr, Hand-list, i, 1899, 141—Forses and Rosrnson, Bull. 
Liverp. Mus., ii, no. 2, 1899, 58. 
Larus argentatus vege Hartert, Ibis, 1904, 417 (Lena River, e. Siberia; crit.). 
LARUS CALIFORNICUS Lawrence. 
CALIFORNIA GULL. 
Adulis 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, 
