380 BULLETIN 50, UNITED STATES NATIONAL MUSEUM, 



the same; outer pair of rectrices broadly tipped with hght brownish 

 gray, the next pair more narrowly tipped with same. 



Young female. — Similar to the adult female, but general coloration 

 duller; feathers of pileum margined with rusty, and spotting of under 

 parts much duller (less metallic). 



Southern Arizona (ITuachuca, Chiricahua, Santa Catalina, and 

 Santa Rita mountains), over nearly the whole of Mexico to highlands 

 of Guatemala (Guatemala City; Chilasco; Amatitlan; Cohan; Toto- 

 nicapam; near Tecpam; Volcan de Fuego; Volcan de Agua; Santa 

 Rosa above Salama; Santa Barbara; San Geronimo; Quezalte- 

 nango; Santa Maria near Quezaltenango ; Chuipache). Sonora 

 (Tetuaca), Sinaloa (Mazatlan), Jalisco (Sierra Nevada de Colima; 

 Sierra de Bolanos; Bolanos; Sierra de Nayarit), Cohma (Volcan de 

 Colima; Nevada de Colima), Michoacan (Patzcuaro; Mount Tanci- 

 taro), Guerrero (Omilterae; Chilpancingo; Amula), Morelos 

 (Huitzilac; Titela del Volcan), Mexico (Valley of Mexico; Temas- 

 caltepec; Tlaxcala; Tenango del Valle; Amecameca; Rio Frio, 

 Ixtaccihuatl; Ixtapalapa; Hacienda Eslava; Chimalapa; Tetelco; 

 San Antonio Coapa; I^as Cruces), Hidalgo (Real del - onte). 

 Guanajuato, Zacatecas (Sierra de Valparaiso), Durango (Ciudad 

 Durango), CJiihuahua (Tatuaca), Tamaulipas (Sierra de Victoria; 

 GaHndo; Reahto), VeraC-ruz (Jalapa; Mirador; Orizaba; Mount Ori- 

 zaba, 11,000 ft.; (^ordova; I^as Vigas; Cofre de Perote; Maltrata), 

 San Luis Potosi (Sierra de San Luis Potosi), Puebla (Chalchicomula; 

 Tochimilco; Pinal), Oaxaca (Mount Zempoaltepec; 15 miles west of 

 Oaxaca City; Totontepec; Villa Alta; Toniaguia), Chiapas (San 

 Cristobal). 



Trochilus Icncotis Vieillot, Nouv. Diet, d'llist. Nat., od. 2, xxiii, 1818, 428 

 ("Brazil"; coll. M. Laugicr). 



T[rocMlus] leucotis Vieillot, Tabl. Enc. Meth., ii, 1822, 559. 



H[ylocharis] leucotis Gray, Gen. Birds, i, Dec, 1848, 114. — Hartert, Das Tier- 

 reich, Troch., 1900, 66. 



[Hylocharis] leucotis Gray, Hand-list, i, 1869, 151, no. 1949.— Sharpe, Hand-list, 

 ii, 1900, 110. 



Hylocharis leucotis Dearborn, Pub. 125, Field Mus. N. II., 1907, 98 (Lake 

 Atitldn, 5,000 ft. and above Tecpam, 9,500 ft., Guatemala).— Phillips, Auk, 

 xxviii, 1911, 78'(Galindo and Realito, Tamaulipas). 



[Thaumatias] leucotis Bonaparte, Consp. Av., i, 1850, 78. 



Basilinna leucotis Reichenbach, Aufz. der Colibr., 1854, 13; Troch. Enum., 

 1855, 11.— Sclater, Proc. Zool. Soc. Lond., 1856, 287 (Cordova, Vera 

 Cruz).— Elliot, Classif. and Synop. Troch., 1879, 227.— Salvin, Cat. Birds 

 Brit. Mus., xvi, 1892, 252, 662.— Salvin and Godman, Biol. Centr.-Am., 

 Aves, ii, 1892, 312.— Fisher (A. K.), Auk, xi, 1894, 325 (Chiricdhua Mts., 

 Arizona). — Hartert (E. and C), Novit. Zool., i, 1894, 21 (Chilpancingo, 

 Guerrero, 6,000-8,000 ft. ; descr. nest).— Boucard, Gen. Hum. Birds, 1894, 

 177.— Cox, Auk, xi, 1895, 357 (Mt. Orizaba, 11,000 ft.).— American Orni- 

 thologists' Union, Auk, xii, 1895, 164; Check-List, 2d ed., 1895, no. 440.1; 

 .3rd ed., 1910, 20G.— Bendire, Life Hist. N. Am. Birds, 1895, 227.— Bailey 



