48 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



Journ. Zool., xiii, 1876, 21, map 6, part (geogr. range).— Bendire, Proc. 

 Boston Soc. Nat. Hist., xix, 1877, 137 (Camp Harney, Oreg.; fairly common; 

 breeds).— Gurnet, List Diurn. Birds Prey, 1884, 4, part; Cat. Birds Prey, 

 1894, 17, part. 



Oenops aura Sharpe, Cat. Birds Brit. Mus., i, 1874, 25, part (Vancouver Islands, 

 w. side Rocky Mountains), 455 (California). 



Cathartes aura septentrionalis (not of Wied) Bancs and Zappey, Amer. Nat., 

 xxxix, 1905, 190, in text, part. — Nelson, Proc. Biol. Soc. Washington, xviii, 

 1905, 125, part (crit.).— American Ornithologists' Union, Auk, xxv, 1908, 

 369; Check List, ed. 3, 1910, 152; ed. 4, 1931, 61, part (distr.).— Prerle, 

 North Amer. Fauna, No. 27, 1908, 351 (Edmonton, Alberta, 3 seen. May 

 1897).— Cory, Publ. Field Mus. Nat. Hist. No. 131, 1909, 449, part (Wis- 

 consin). — Dawson and Bowles, Birds Washington, ii, 1909, 549 (Washing- 

 ton; habits; descr.).— Chaney, Auk, xxvii, 1910, 273 (Madison County, 

 Mich.; 1 pair, July 2G). — Brooks and Cobb, Auk, xxviii, 1911, 468 (near 

 Birch Lake, e. Alberta, Sept. 7).— Honeywill, Auk, xxviii, 1911, 232 

 (Crooked Lake, Minn.).— Saunders, Auk, xxviii, 1911, 35 (Gallatin County, 

 Mont.; rare summer res.); xlv, 1928, 385, in text (winter, Murray County, 

 Okla.).— Barrows, Michigan Bird Life, 1912, 254, part (Michigan).— 

 Grinnell, Pacific Coast Avif., No. 8, 1912, 9 (California); No. 11, 1915, 63 

 (whole of California, except highest mountains; common spring, summer, 

 and autumn; wintering n. to Solano County); Proc. California Acad. Sci., 

 eer, 4, xiii. No. 5, 1923, 62 (Furnace Creek Ranch, Death Valley, Calif.); 

 Univ. California Publ. Zool., xxxii, 1928, 106 (distr.; Lower California).— 

 Sclater, Hist. Birds Colorado, 1912, 163 (Colorado; fairly common summer 

 resident). — Swarth, Rep. Birds and Mamm. Vancouver Island, 1912, 27 

 (s. part, common in summer, Alberni; Beaver Creek; Errington) ; Pacific 

 Coast Avif., No. 10, 1914, 24 (Arizona; common summer res.; winter in s. 

 Arizona) ; Proc. California Acad. Sci., ser. 4, xviii, 1929, 292 (abundant, s. 

 Arizona; habits).— Willett, Pacific Coast Avif., No. 7, 1912, 45 (s. Cali- 

 fornia; Pacific slope; common res.; eggs). — Bunker, Univ. Kansas Sci. Bull., 

 vii, 1913, 146.— Grave and W^alker, Birds Wyoming, 1913, 41 (Wyoming; 

 rather uncommon summer res. in eastern part). — Tyler, Pacific Coast 

 Avif., No. 9, 1913, 37 (Fresno, CaHf.; permanent res., habits; some leave in 

 winter).— Zimmer, Proc. Nebraska Orn. Union, v, pt. 5, 1913, 72 (Nebraska; 

 Thomas County Forest Reserve). — Brooks, Auk, xxxiv, 1917, 37 (Chil- 

 liwack, British Columbia; common summer resident). — Shelton, Univ. 

 Oregon Bull., new ser., xiv. No. 4, 1917, 20, 26 (w. c. Oregon; breeds).— 

 Cahn, Wils. Bull., xxxii, 1920, 111 (Itasca County, Minn.; occas.); Condor, 

 xxiv, 1922, 176 (Padre Island, Corpus Christi, Flour Bluff, Tex.); Wils. Bull., 

 xxxix, 1927, 27 (summer, Vilas County, Wis.).— Johnson, Auk, xxxvii, 1920, 

 544 (Lake County, Minn., July 20, 1914).— Burleigh, Auk, xxxviii, 1921, 

 554 (Warland, Lincoln County, Mont., June 29 to Sept. 10) : xlvi, 1929, 510, 

 (Seattle, Wash.).— Over and Thoms, Birds South Dakota, 1921, 80 (South 

 Dakota; nest).— Bassett, Condor, xxiv, 1922, 99, in text (wintering Chico, 

 Calif.).— Gabrielson, Condor, xxiv, 1922, 33 (Harney Valley, Oreg., numer- 

 ous in Sept. 1919, feeding on poisoned jack rabbits); Auk, xli, 1924, 555 

 (Enterprise; Imnaha Canyon, Oreg.); Condor, xxxiii, 1931, 112 (common. 

 Rogue River Valley, Oreg.).— Rowan, Auk, xxxix, 1922, 227 (Indian Bay, 

 etc., Manitoba, frequent).— Swann, Synop. Accip., pt. 3, 1922, addendum 

 to pp. 3-4, part (North America s. to Mexican plateau); Monogr. Birds 

 Prey, i, 1924, 14, part (monogr.). — Dawson, Birds California (stud, ed.), 

 iii, 1923, 1736 (genl.; California).— Horning, Auk, xl, 1923, 324 (Misintick 



