330 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



Buteo lagopus s. johannis American Ornithologists' Union, Check-list, ed. 4, 

 1931, 69.— Baerg, Univ. Arkansas Agr. Exp. Stat. Bull. 258, 1931, 49 

 (descr.; range; stat. in Arkansas). — Nice, Birds Oklahoma, rev. ed., 1931, 

 74 (genl,; Oklahoma). — Peters, Check List Birds of World, i, 1931, 236. — 

 Austin, Mem. Nuttall Orn. Club, No. 7, 1932, 62 (habits; distr.; Newfound- 

 land Labrador).— Gumming, Murrelet, xiii, 1932, 6 (Vancouver, Brit. 

 Columbia; rare winter vis.; spec). — DuMont, Wils. Bull., xhv, 1932, 237 

 (Iowa localities; spec). — Roberts, Birds Minnesota, i, 1932, 325 (distr.; 

 habits; Minnesota). — Sutton, Mem. Carnegie Mus., xii, 1932, 80 (Southamp- 

 ton Island). — Griscom, Trans. Linn. Soc New York, iii, 1933, 93 (Dutchess 

 County, N. Y.; irreg. winter vis., absent some years, sev. records in others). — 

 Errington, Condor, xxxv, 1933, 26 (food habits in Wisconsin). — Harrold, 

 Wils. Bull., xlv, 1933, 19, in text (Saskatchewan; a few May specimens). — 

 Hicks, Wils. Bull., xlv, 1933, 139, in text (Ohio; statistics on 14 years' 

 records); xlviii, 1936, 51, in text (Indiana; 1 fall record.)— Weydemeyer, 

 Wils. Bull., xlv, 1933, 135, in text (Judith Basin County, Mont.; rare fall 

 and winter vis.) ; Condor, xxxv, 1933, 121, in text (Montana; stat. reviewed). — 

 WiLLETT, Pacific Coast Avif., No. 21, 1933, 43 (sw. California; rare winter 

 vis.; synonym).— Bailey, Condor, xxxvi, 1934, 169, in text (Colville River, 

 Alaska; 2 specs.).— Friedmann, Condor, xxxvi, 1934, 246, in text (Pribilof 

 Islands; Alaska; spec); Chicago Acad. Sci. Bull. 5, No. 3, 1935, 29 (Kodiak 

 Island; specs.; breeds).- Monson, Wils. Bull., xlvi, 1934, 42, in text (Cass 

 Countv, N. Dak.; common migr.; occ. winter res.). — Sprunt, Auk, 11, 1934 

 (seen Charleston County, S. C, Jan. 3, 1934); Ivii, 1940, 564, in text (Florida; 

 seen 1939-40; possible nesting 1937).— Tyrrell, Auk, li, 1934, 25 (Whitefish 

 Point, Mich.).— Broun, Auk, Iii, 1935, 243, 245 (Hawk Mountain, Pa.; 

 migr. 1934); Ivi, 1939, 436, in text (Hawk Mountain, Pa.; migr.).— Long, 

 Univ. Kansas Sci. Bull., xxxvi, 1935, 230 (w. Kansas, Nov.); Condor, xxxix, 

 1937, 41, in text (Bryce Canyon National Park, Utah; 1 seen); Trans. 

 Kansas Acad. Sci., xliii, 1940, 439 (Kansas; common winter res.; occas, in 

 east).— McCreary and Mickey, Wils. Bull., xlvii, 1935, 136, in text (se. 

 Wyoming, winter vis.; dates). — Miller, Lumley, and Hall, Murrelet, xvi, 

 1935, 57 (San Juan Islands, Wash.; 1 rec.).- Youngworth, Wils. Bull., 

 xlvii, 1935, 216, in text (Fort Sisseton, S. Dak.; reg. migr.; sev. specs.).— 

 Imler, Trans. Kansas Acad. Sci., xxxix, 1936, 300 (Rooks County, Kans., 

 very common winter res.); Bird-Banding, viii, 1937, 167, in text (Rooks 

 County, Kans.; weights of 26).— Linsdale, Pacific Coast Avif., No. 23, 1936, 

 23, 43 (Nevada; winter vis. ; 2 records from northern part of State) . — McLean, 

 Condor, xxxviii, 1936, 16, in text (Canby, Calif.; spec).— Peters, Bird- 

 Banding, vii, 1936, 13 (New Hampshire; Massachusetts; ext. parasites). — 

 Alexander, Univ. Colorado Stud., xxiv, 1937, 91 (Boulder County, Colo. ; 

 common winter vis. on plains; spec. Univ. Colorado Mus.). — Bent, U. S. 

 Nat. Mus. Bull., 167, 1937, 269 (life hist.).— Stiles, Wils. Bull, xlix, 1937, 

 297, in text (South Dakota; color patterns).— Stone, Bird Studies Old Cape, 

 May, i, 1937, 280 (Cape May, N. J., records).— Unglish, Condor, xxxix, 



1937, 39, text (Soap Lake, Calif.; spec; 2 records).— Wetmore, Proc U. S. 

 Nat. Mus., Ixxxiv, 1937, 405 (Spruce Knob, W. Va.).— Compton, Univ. 

 California Publ. ZooL, xlii, 1938, 176 (pterylosis).— Ford, Auk, Iv, 1938, 

 132, in text (Brownsville, Tex.; spec).— Munro, Wils. Bull., 1, 1938, 57, in 

 text (Garden County, Nebr.; habits).— Oberholser, Bird Life Louisiana, 



1938, 171 (Louisiana; casual, at times common, winter vis. in south; distr.). — 

 PooLE, Auk, Iv, 1938, 517, in text (weight and wing area).— Van Tyne, 

 Occ. Pap. Mus. Zool. Univ. Michigan, 1938, No. 379, 10 (Michigan; transient 



