BIRDS OF NORTH AND MIDDLE AMERICA. 631 
ing; descr. eggs).—Poruam, Ibis, 1897, 106 (Yenesei River, Siberia); 1898, 
518 (Yeniseisk, Yenesei River)—Tuayrer and Banas, Proc. New Engl. 
Zool. Club, v, 1914, 10 (Kolyma River, e. Siberia, May 21).—Cooxg, Bull. 
292, U. 8. Dept. Agric. (Biol. Surv.), 1915, 49 (range and migration). 
Larus] canus Kuyserune and Buastus, Wirb. Eur., 1840, pp. xcvi, 244.— 
Bonaparte, Consp. Av., ii, 1857, 2283.—Buasrus, Journ. fiir Orn., 1865, 380 
(crit.)—Covss, Key N. Am. Birds, 2d ed., 1884, 746.—Ripeway, Man. N. 
Am. Birds, 1887, 33. 
[Larus canus var. brachyrhynchus] a. canus Cours, Birds Northwest, 1874, 638 
(synonymy). 
Laroides canus Bren, Isis, 1830, 994; Vég. Deutschl., 1831, 752; Naumannia, 
“1855, 294. 
Glaucus canus Brucu, Journ. fiir Orn., 1853, 102. 
[Gavina] canus Bonaparte, Naumannia, 1854, 212.—Brucu, Journ. fiir Orn., 
1855, 284 (monogr.). 
Gavia cana MenzBiER, Bull. Mosc., lviii, no. 1, 1883, 136 (Oka). 
Xema canum JauBERT and BartHeLemMy-LaroMMERAYE, Rich. Orn. Midi France, 
1859-62, 393. 
Larus (Gavina) canus Droste, Vogelw. Borkum, 1869, 344. 
[Larus] maculatus Brinnica, ‘Om, Bor., 1764, 44 (@operihagen, Denmark). 
Larus cinereus Scorou, Ann, I, Hist. Nat., 1769, 80. 
[Larus] hybernus Tunstatu, Orn. Brit., 1771, 3—Gmetin, Syst. Nat., i, pt. ii, 
1789, 596.—Bonaparte, Compt. Rend., xlii, 1856, 771_—Gray, Hand-list, 
iii, 1871, 111, no. 10947. ; 
L{arus] hybernus Gray, Gen. Birds, iii, 1846, 654.—Bonaparts, Consp. Av., ii, 
1857, 223. 
[Larus canus] 8 LatHam, Index Orn., ii, 1790, 816 (=Larus hybernus Gmelin, ex 
Tunstall). 
Larus procellosus Bronstein, Orn. Taschenb., ii, 1803, 373 (Germany). 
Laroides procellosus Breum, Isis, 1830, 994; Vég. Deutschl., 1831, 750; Nau- 
mannia, 1855, 294. 
Larus cyanorhynchus Mryser, Taschenb. Vég. Deutschl., ii, 1810,-480 (North; 
Sea, etc.); Zusitze, 1822, 200.—Kocs, Syst. baier. Zool., 1816, 375. 
(?] Larus niveus (not of Boddaert, 1783) Swinnoz, Ibis, 1862, 428 (Formosa); 
1870, 336 (Hainan); 1874, 165 (Hakodate, Japan); 1875, 138 (Chefoo, China); 
Proc. Zool. Soc. Lond., 1863, 325 (Amoy, China); 1871, 420 (Amoy, China).— 
DeeiaNnp and GersBe, Orn. Eur., ii, 1867, 426—Srvertzov, Journ. fiir 
Orn., 1875, 185 (Sea of Aral to Tianshan).—TaczanowskI, Bull. Soc. Zool. 
France, 1877, 263 (e. Siberia).—Pruevausky, Rowley’s Orn. Misc., iii, 
1878, 108 (Hoang-ho valley; s. e. Mongolia, April)—Davip and OvustaLet, 
Ois. Chine, 1878, 518.—ALLiOoN, Ornis, 1886, 422 (Black Sea). 
Larus canus niveus TaczANnowsk1, Mém. Acad. Petersb., xxxix, 1893, 1034 
(e. Siberia). 
L{aroides] canescens Bream, Isis, 1830, 994 (nomen nudum). 
Laroides canescens Breum, Vég. Deutschl., 1831, 753 (Germany); Vogelf., 1855, 
340; Naumannia, 1855, 294. 
[?] Larus canus, var. major MippEeNvor®®, Reis. Sibir., ii, pt. 2, 1853, 243, pl. 24, 
fig. 4 (s. e. Siberia). 
[?] Larus canus major ScurEGEL, Mus. Pays-Bas, vi, no. 23 (Lari), 1863, 26. 
[Glaucus] lacrymosus (not Larus lacrymosus Lichtenstein, 1854) Brucu, Journ. 
fiir Orn., 1853, 102. 
Laroides lachimosue Bream, Naumannia, 1855, 294. 
Larus heinei Homeyer, Naumannia, 1853, 129 (Greece). 
[Gavina] heinei Brucu, Journ. fiir Orn., 1855, 283. 
