BIRDS OF NORTH AND MIDDLE AMERICA 49 



Lake, Alberta). — Jackson, Auk, xl, 1923, 481 (near Little Arborvitae Lake, 

 ne. Wisconsin). — Oberholser, Auk, xl, 1923, 679, part. — Wood, Univ. 

 Michigan Mus, Zool., Misc. Publ. 10, 1923, 37 (Ardoch, Walsh County, N. 

 Dak., Oct. 4, 1914; Grafton, Apr. 20, 1922 and May 22, 1921; Bismarck, 

 July 19, 1921; Devils Lake, May 9 and 18, 1921).— Bent, Wils. Bull., xxxvi, 

 1924, 13 (status, se. Texas). — de Laubenfels, Wils. Bull., xxxvi, 1924, 168 

 (Brownsville, Tex.). — Gabrielson and Jewett, Auk, xli, 1924, 298 (Little 

 Missouri below Medora; n. of Killdeer; North Dakota); Birds Oregon, 1940, 

 179 (Oregon; common summer res.; descr. distr., habits). — Gignoux, Condor, 

 xxvi, 1924, 114, in text (near Gridley, Cahf.; winter). — Grinnell and 

 Storer, Animal Life in Yosemite, 1924, 279 (descr.; distr.; habits; Yosem- 

 ite). — Hanna, Condor, xxvi, 1924, 147, in text (egg weight). — Mitchell, 

 Can. Field Nat., xxxviii, 1924, 108 (Saskatchewan; fairly common summer 

 vis.). — Nice and Nice, Birds Oklahoma, 1924, 39 (general; Oklahoma). — 

 Richards, Condor, xxvi, 1924, 99 (Grass Valley, distr.; California). — 

 Anthony, Proc. California Acad. Sci., ser. 4, xiv, 1925, 295 (San Benitos 

 Islands, etc., Mexico). — Friedmann, Auk, xhi, 1925, 545 (Lower Rio Grande 

 Valley, Tex.). — Griscom and Crosby, Auk, xlii, 1925, 534 (status, Browns- 

 ville, Tex.).— Larson, Wils. Bull., xxxvii, 1925, 28 (Sioux Falls, S. Dak.).— 

 Michael, Condor, xxvii, 1925, 110 (Yosemite). — Pemberton, Condor, 

 xxvii, 1925, 38, in text (voice). — Simmons, Birds Austin Region, 1925, 92 

 (Austin, Tex.; habits; descr.; etc.). — Wyman and Burnell, Field Book 

 Birds Southwestern United States, 1925, 94 (descr.; chars.). — Bruner, 

 Condor, xxviii, 1926, 232 (Baboquivari Mountains, Ariz.). — Huey, Auk, 

 xliii, 1926, 352 (Santo Domingo, nw. Lower California) ; Condor, xxix, 1927, 

 153 (Rancho San Pablo, Lower California). — Kelso, Ibis, 1926, 702 (Arrow 

 Lakes, British Columbia). — McLellan, Proc. California Acad. Sci., ser. 4, 

 XV, 1926, 296 (Revillagigedo Island, Mexico) ; ser. 4, xvi, 1927, 19 (San Bias, 

 Maria Madre, Mexico). — Taverner, Birds Western Canada, 1926, 183, text 

 (genl., w. Canada). — Williams, Wils. Bull., xxxviii, 1926, 30 (Red River 

 Valley, N, Dak.).— Lamb, Condor, xxix, 1927, 70 (Natividad Island). — 

 Linsdale, Auk. xliv, 1927, 53 (Pratt, Sun City, and near Coolidge, Kans.); 

 Univ. Kansas Sci. Bull., xviii, 1928, 535 (near Geary, e. Kansas). — Linsdale 

 and Hall, Wils. Bull., xxxix, 1927, 96 (Douglas County, Kans.). — Mailliard, 

 Proc. California Acad. Sci., ser. 4, xvi, 1927, 296 (Modoc County, Calif.). — 

 ScHORGER, Auk, xliv, 1927, 236 (Potosi, Wis.).— Bailey, Birds New Mexico, 



1928, 151 (genl.; New Mexico). — Palmer, Condor, xxx, 1928, 287, text. — 

 SwENK, Wils. Bull., xl, 1928, 29, text (winter, s. Arizona). — Abbott, Wils. 

 Bull., xh, 1929, 44 (common, Uvalde, Tex.); Auk, Iviii, 1941, 417, text 

 (Guaymas, Sonora, Mexico; records). — Leech, Condor, xxxi, 1929, 21 (roost- 

 ing habits; California). — Miller, Taylor, and Swarth, Condor, xxxi, 



1929, 77, in text (wintering, Tucson, Ariz.). — Bancroft, Condor, xxxii, 1930, 

 27 (c. Lower California; abundant). — Fuller and Bole, Sci. Publ. Cleveland 

 Mus. Nat. Hist., i, 1930, 45 (obs.; Wyoming). — Gardner, Condor, xxxii, 



1930, 159 (erythrocyte count). — Grinnell, Dixon, and Linsdale, Univ. 

 California Publ. Zool., xxxv, 1930, 183 (distr.; Lassen Peak region, n. Cali- 

 fornia). — Nice, Birds Oklahoma, rev. ed., 1931, 66 (genl.; Oklahoma); 

 Wils. Bull., xlvi, 1934, 94, text (Oklahoma records); Auk, Iv, 1938, 121, text 

 (McCurtain County, Okla.).— Peters, Check-list Birds World, i, 1931, 190 

 part (distr.). — van Rossem, Trans. San Diego Soc. Nat. Hist., vi, 1931, 241 

 (Sonora, Mexico); vii, 1932, 131 (Tibur6n Island, Sonora, Mexico; record). — 

 Gumming, Murrelet, xiii, 1932, 6 (Vancouver, Brit. Columbia; casual migr.). — 

 Edson, Murrelet, xiii, 1932, 42 (Washington: Grand Coulee and Vantage; 



