600 
BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
(Quezaltenango and Mts. above Totonicap4m, Guatemala); Cat. Birds Brit. 
Mus., xvi, 1892, 396.—Mu.sant and Verreavx, Classif. Troch., 1866, 89; 
Hist. Nat. Ois.-Mouch., iv, livr. 2, 1877, 94.—Covgs, Proc. Ac. Nat. Sci. 
Phila., 1866, 57 (Ft. Whipple, Arizona); Check List, 1873, no. 278; 2d ed., 
1882, no. 413; Birds North West, 1874, 271; Bull. Nutt. Orn. Club, ii, 1878, 
95 (Colorado; descr. nest)—Coorrr, Proc. Calif. Ac. Sci., 1868, 68 (Lake 
Tahoe, California); Orn. Cal., 1870, 357 ALLEN, Bull. Mus. Comp. Zool., 
ili, 1872, 146 (Cheyenne, Wyoming), 151 (e. base Rocky Mts. in Colorado), 
158 (South Park, Colorado), 163 (Mt. Lincoln, Colorado), 169 (Ogden, Utah), 
180.—Rineway, Bull. Essex Inst., v, 1873, 185 (Colorado); vii, 1875, 21 
(Ruby Mts., Nevada), 22 (East Humboldt Mts., Nevada), 30 (Salt Lake City, 
Utah), 34 (Parleys Park, Utah); Orn. 40th Parallel, 1877, 560 (localities in 
Utah and Nevada; habits); Proc. U. 8. Nat. Mus., iii, 1880, 187, 314; Nom. 
N. Am. Birds, 1881, no. 339; Rep. U. 8. Nat. Mus. for 1890 (1891), 341, 350 
(monogr.; habits); Man. N. Am. Birds, 2d ed., 1896, 598.—Merrriam, Sixth 
Ann. Rep. U. S. Geol. Surv. Terr., 1872 (1873), 714 (Utah) —HensHaw, 
Ann. Lyc. N. Y., ix, 1874, 47 (Ogden, Utah); Rep. Orn. Spec. Wheeler’s 
Surv., 1871-73 (1874), 47 (Ogden), 88 (Ft. Garland, Colorado), 132, 162 
(Apache, White Mts., and Camp Grant, Arizona; Inscription Rock, New 
Mexico); Zool. Expl. W. 100th Merid., 1875, 377 (localities in Arizona, New 
Mexico, and Colorado; habits); Auk, iii, 1886, 75 (upper Pecos R., New 
Mexico, breeding; habits) —Bairp, Brewer, and Ripeway, Hist. N. Am. 
Birds, ii, 1874, 462, pl. 47, fig. 5—-Nezson, Proc. Bost. Soc. N. H., xvii, 
1875, 347 (Salt Lake City).—Dz Oca, La Naturaleza, iii, 1875, 204 (Valley 
of Mexico); Troq. de Mex., 1875, 46, pl. (9), fig. 34——Sumicnrast, La 
Naturaleza, v, 1881, 250 (Valley of Mexico; alpine region of Orizaba).— 
Boucarp, Ann. Soc. Linn. Lyon, xxii, 1876, 19 (Puebla); Notes Troq. du 
Mex., 1875, 6 (Oaxaca; Puebla; Mexico; Guatemala); Gen. Hum. Birds, ii, 
1892, 9.—Extiort, Classif. and Synop. Troch., 1879, 109.—Scorr, Bull. Nutt. 
Om. Club, iv, 1879, 95 (Twin Lakes, Colorado).—Mrnot, Bull. Nutt. Orn. 
Club, v, 1880, 232 (Colorado, from 2,000 ft. to above timber line).—Drew, 
Bull. Nutt. Orn. Club, vi, 1881, 140 (Colorado, 4,000-13,000 ft.) —BrewsTER, 
Bull. Nutt. Orn. Club, vii, 1882, 211 (Santa Rita Mts., Arizona, May).— 
Auten and Brewster, Bull. Nutt. Om. Club, viii, 1883, 196 (Colorado 
Springs, Colorado)—Herrera, La Naturaleza, (2), i, 1891, 322 (Valley of 
Mexico).—Satvin and Gopman, Biol. Centr.-Am., Aves, ii, 1892, 355.— 
Fisuer (A. K.), North Am. Fauna, no. 7, 1893, 58 (Juniper Mts., Nevada; 
opp. head of Owens R., w. slope Sierra Nevada; Sequoia National Park).— 
AMERICAN OrNITHOLOGisTs’ Union Commitrer, Auk, x, 1893, 62; Check 
List, 2d ed., 1895, no. 432; 3d ed., 1910, 203.—Brnpirz, Life Hist. N. Am. 
Birds, ii, 1895, 210.—Cox, Auk, xii, 1895, 357 (Mt. Orizaba, up to 11,000 ft. 
summer).—Cooxke, Bull. Col. Agric. Coll., no. 37, 1897, 86 (Colorado up to 
2,000 ft. above timber line, breeding up to 11,000 ft.); Auk, xxvi, 1900, 413 
(Springfield and Yuma, Colorado)—McGrecor, Auk, xiv, 1897, 91 (Oak- 
land, California, 1 spec., May 8, 1890).—Cary, Auk, xviii, 1901, 234 (Black 
Hills, Wyoming, 2 specs., May).—Barury (Florence M.), Handb. Birds W. 
U. S., 1902, 238; Auk, xxi, 1904, 354 (upper Pecos R., New Mexico, 7,000- 
11,600 ft., breeding)—Swartu, Pacific Coast Avifauna, no. 4, 1904, 18 
(Huachuca Mts., Arizona, breeding; habits) —Swenx, Auk, xxiii, 1906, 109 
(Glen, Sioux Co., w. Nebraska, 1 pair, Aug.).—MittER (W. De W.), Bull. 
Am. Mus. N. H., xxii, 1906, 167 (Guanacavi, Durango, Oct.)—_SaunpErs, 
Condor, xi, 1909, 197 (Gallatin Co., Montana, breeding; habits).—VisHER, 
Auk, xxvii, 1910, 282 (Santa Catalina Mts., Arizona, breeding). 
