BIRDS OF NORTH AND MIDDLE AMERICA 231 



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

 xxxix, 1937, 41, in text (Bryce Canyon National Park, Utah); Trans. Kansas 

 Acad. Sci., xliii, 1940, 439 (Kansas; common res. w. part; rare in east). — 

 McCreary and Mickey, Wils. Bull., xlvii, 1935, 129, in text (se. Wyoming; 

 migr.). — YouNGwoRTH, Wils. Bull, xlvii, 1935, 216, in text (Fort Sisseton, 

 S. Dak.; not common). — Howard, Condor, xxxvii, 1936, 35, in text (Rancho 

 La Brea, Calif.; Pleistocene bones). — Huey, Wils. Bull., xlviii, 1936, 122, 

 in text (White Mountains, Ariz.). — Imler, Trans. Kansas Acad. Sci., xxxix, 

 1936, 300 (Rooks County, Kans. ; occ. res.; common in winter) ; Bird-Banding, 

 viii, 1937, 168, in text (Rooks County, Kans.; weights). — Jewett, Murrelet, 

 xvii, 1936, 43 (Harney County, Oreg.). — Lincoln, Bird-Banding, vii, 1936, 

 41 (banding recoveries). — Linsdale, Pacific Coast Avif., No. 23, 1936, 43 

 (Nevada; res. but not common); Amer. Midi. Nat., xix, 1938, 42 (Toyable 

 Mountains, Nev.; 1 record). — Weydemeyer and Marsh, Condor, xxxviii, 



1936, 194, in text (Lake Bowdoin, Mont.; not common). — Alexander, 

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

 summer res. on plains; some winter records; spec). — Arnold, Condor, xxxix, 



1937, 32, in text (Coalinga, Calif.; several records). — Bent, U. S. Nat. Mus. 

 Bull. 167, 1937, 284 (Hfe hist.).— Dixon and Bond, Condor, xxxix, 1937, 

 100, in text (Tule Lake, Cahf.; occas.). — Unglish, Condor, xxxix, 1937, 39, 

 in text (Gilroy, Calif.; winter). — van Tyne and Sutton, Misc. Publ. Mus. 

 Zool. Univ. Michigan, No. 37, 1937, 22 (Brewster County, Tex.; banding 

 record). — Compton, Univ. California Publ. Zool., xlii. No. 3, 1938, 175 

 (pterylosis). — Bond, Condor, xH, 1939, 56, in text (Tule Lake, Calif., region). — 

 Hargrave, Condor, xli, 1939, 207, 209, in text (Flagstaff, Ariz.; prehistoric 

 bones). — Niedrach and Rockwell, Birds Denver and Mountain Parks, 

 1939, 51 (Colorado; common res.; habits). — Salt, Bird-Banding, x, 1939, 80 

 (banding recoveries). — Sutton and Burleigh, Occ. Pap. Mus. Zool. Louisiana 

 State Univ., No. 3, 1939, 26 (ne. Mexico; s. Coahuila, Parras). — Gabrielson 

 and Jewett, Birds Oregon, 1940, 191 (Oregon; distr., descr., habits, photo). — 

 Engels, Auk, Iviii, 1941, 64, in diagram (wing skeletal ratios). — Monson 

 and Phillips, Condor, xliii, 1941, 108 (Peach Springs Station, Ariz.). — 

 TiEMEiER, Auk, Iviii, 1941, 359, in text (repaired bone injury). — Stevenson, 

 Condor, xliv, 1942, 110 (c. Panhandle of Texas). — Twomey, Ann. Carnegie 

 Mus., xxviii, 1942, 380 (Uinta Basin, Utah).— Allan and Sime, Wils. Bull., 

 Iv, 1943, 34 (Texas Panhandle; res.).— Behle, Bull. Univ. Utah, xxxiv. No. 

 2, 1943, 36 (sw. Utah; Pine Valley Mountain region); Condor, xlvi, 1944, 71 

 (Utah). — Baumgartner and Baumgartner, Wils. Bull., Ivi, 1944, 210 

 (Oklahoma; 1 trapped at Lake Carl Blackwell). — Grinnell and Miller, 

 Pacific Coast Avif., No. 27, 1944, 104 (winter vis.).— Hill, Auk, Ixi, 1944, 

 230 (meas. ; sex dimorphism). — Goodrich, Rep. Kansas State Board Agr., 

 Ixiv, No. 267, 1945, 89 (Kansas; nests c. and w. Kansas). — Haecker, Moser, 

 and SwENK, Nebraska Bird Rev., xiii, 1945, 9 (Nebraska; common per- 

 manent res.). — McAllister and Marshall, Auk, Ixii, 1945, 182 (Fremont 

 National Forest, Oreg.). — Packard, Auk, Ixii, 1945, 375 (Rocky Mountain 

 National Park, Colo.).— Wilson, Condor, xlvii, 1945, 150 (Kettleman Hills 

 area, Calif.). — Woodbury and Russell, Bull. Univ. Utah, xxxv, 1945, 38 

 ("Navaho Country," se. Utah and ne. Arizona; permanent res.). — Alcorn, 

 Condor, xlviii, 1946, 132 (Lahontan Valley, Nev.). — Bond, Condor, xlviii, 

 1946, 107, in text (competition with duck hawks). — Arvey, Univ. Kansas 

 Publ. Mus. Nat. Hist., 1, 1947, 199 (Idaho).— Mowbray, Condor, xlix, 1947, 



