BIRDS OF NORTH AND MIDDLE AMERICA 177 



xxxi, 1929, 130 (Santa Catalina Island). — Miller, Taylor, and Swarth, 

 Condor, xxxi, 1929, 77, in text (Tucson, Ariz., winter). — Munro, Condor, 

 xxxi, 1929, 113 (food habits). — Sumner, Condor, xxxi, 1929, 85, in text 

 (growth of young); xlii, 1940, 39, in text (Pomona, Calif., 5 banded). — 

 Swarth, Proc. California Acad. Sci., ser. 4, xviii, 1929, 292 (near Patagonia, 

 Ariz.; plumage). — Grinnell, Dixon, and Linsdale, Univ. California Publ. 

 Zool., XXXV, 1930, 187 (distr., Lassen Peak region, n. California). — Howard, 

 Condor, xxxii, 1930, 84 (Pleistocene remains, Rancho La Brea). — Ober- 

 holser, Sci. Publ. Cleveland Mus. Nat. Hist., i, 1930, 64 (spec, Huachuca 

 Mountains, Ariz.); Bird Life Louisiana, 1938, 160 (Louisiana, rare resident; 

 distr.; habits; food; nest; breeds). — [Arthur], Birds Louisiana, 1931, 193 

 (descr.; status in Louisiana). — Gabrielson, Condor, xxxiii, 1931, 112 

 (Rogue River Valley, Oreg.). — Peters, Check-list Birds of World, i, 1931, 

 217 (distr.). — Miller, Condor, xxxiv, 1932, 96 (nest; Sitgreaves Mountain, 

 Ariz.). — Errington, Condor, xxxv, 1933, 22-24 (food habits in Wisconsin). — 

 Howard and Miller, Condor, xxxv, 1933, 16 (bones; Organ Mountains, 

 N. Mex.). — Phillips, Condor, xxxv, 1933, 228, text (Pima County, Ariz., 

 fairly com. res.). — Willett, Pacific Coast Avif., No. 21, 1933, 41 (sw. 

 California; fairly common res.; breeds; syn.). — Sefton, Condor, xxxvi, 1934, 

 83, in text (California; Point Loma record; food habits). — Benson, Univ. 

 California Publ. Zool., xl, 1935, 443 (Navajo Mountains, Utah).— Gilman, 

 Condor, xxxvii, 1935, 240, in text (Death Valley, Calif.; common). — Miller, 

 Condor, xxxvii, 1935, 75, in text (McKittrick, Calif.; Pleistocene; bones); 

 xxxix, 1937, 220, in text (skel.). — Bond, Condor, xxxviii, 1936, 178, in text 

 (live weights of 2 birds); Check List Birds West Indies, ed. 2, 1945, 22 

 (mentioned); Condor, xlviii, 1946, 107, in text (competition with duck 

 hawks). — EwAN, Condor, xxxviii, 1936, 83, in text (Plumas County, Calif.; 

 record). — Grinnell and Linsdale, Vert. Anim. Point Lobos Reserve, 1936, 

 39, 53 (Point Lobos, Calif.; 6 single hawks noted (Oct.-Nov.)). — Linsdale, 

 Pacific Coast Avif., No. 23, 1936, 23, 42 (Nevada; numerous summer records; 

 breeds; weight); Amer. Midi. Nat., xix, 1938, 38 (Toyabe Mountain, Nev.; 

 habits; nest; spec). — Arnold, Condor, xxxix, 1937, 32, in text (Coalinga, 

 Calif., 6 records). — Borell, Condor, xxxix, 1937, 44, in text (Grand Canyon 

 National Park, Ariz.; spec; food habits). — Carter, Condor, xxxix, 1937, 

 212, in text (San Bernardino County, Calif.; a few records). — Van Tyne 

 and Sutton, Misc. Publ. Mus. Zool. Univ. Michigan, No. 37, 1937, 18 

 (Brewster County, Tex.; sev. records; breeds; nests and eggs; eye color). — 

 CoMPTON, Univ. California Publ. Zool., xlii, 1938, 175, 179, in text, 185, 

 192, 198, 201, 205 (pterylosis).— Gushing, Condor, xli, 1939, 102, in text 

 (habits). — Sutton and Burleigh, Occ. Pap. Mus. Zool. Louisiana State 

 Univ., No. 3, 1939, 25 (ne. Mexico: Tamaulipas; several records; 2 specs.; 

 Monterrey and Guemes) ; Auk, Ivii, 1940, 237, in text (Las Vegas, Veracruz; 

 1 seen). — Wetmore, Proc U. S. Nat. Mus., Ixxxvi, 1939, 181 (Tennessee; 

 common; many records). — Burleigh and Lowery, Occ. Pap. Mus. Zool. 

 Louisiana State Univ., No. 8, 1940, 96 (w. Texas: Guadalupe Mountains; 

 1 spec). — Davis, Condor, xlii, 1940, 81, in text (Brazos County, Tex.; resi- 

 dent). — Trautman, Misc. Publ. Univ. Michigan Mus. Zool., No. 44, 1940, 

 209 (Buckeye Lake, Ohio; rather common spring and fall transient and 

 winter res.; uncommon summer res.; nest, records; habits; food). — Hand, 

 Condor, xliii, 1941, 224 (St. Joe National Forest, Idaho). — Allen, Condor, 

 xlv, 1943, 151 (Berkeley, Calif.).— Dixon, Condor, xlv, 1943, 207 (Kings 

 Canyon National Park). — American Ornithologists' Union, Auk, Ixi, 

 1944, 444 (nomenclature). — Behle, Condor, xlvi, 1944, 71 (Utah; fairly 



