184 CHECK-LIST OF NORTH AMERICAN BIRDS. 



Hylocharis leucotis leuc6tis (Vieillot). White-eared Hummingbird. [440.1.] 



Trochilus leucotis Vieillot, Nouv. Diet. d'Hist. Nat., nouv. ed., XXIII, 

 1818, 428. (au Bresil = Mexico.) 



Range. — Tamaulipas, Chihuahua, and Sonora, Mexico, and the Chiricahua, 

 Huachuca, and Santa Rita mountains of southeastern Arizona south to 

 Guatemala. [An allied race occurs in Nicaragua.] ^ 



Genus CYNANTHUS Swainson. 



Cynanthus Swainson, Philos. Mag., n. s., I, No. 6, June, 1827, 441. Type, 

 by subs, desig., Cynanthus latirostris Swainson (Stone, 1907). 



Cynanthus latirostris Swainson. Broad-billed Hummingbird. [441.] 



Cynanthus latirostris Swainson, Philos. Mag., n. s., I, No. 6, June, 1827, 

 441. (Table land? of Mexico.) 



Range. — Mountains of southern Ai-izona, southwestern New Mexico, and 

 Nuevo Leon south to the City of Mexico and Guerrero. 



Order TROGONIFORMES. Trogons. 

 Family TROGONIDAE. Trogons. 



Genus TROGON Brisson. 



Trogon Brisson, Orn., 1760, I, 42; IV, 164. Type, by subs, desig., Trogon 

 viridis Linnaeus =Trogon strigilatus Linnaeus (Stone, 1907). 



Trogon ambiguus ambiguus Gould. Coppery-tailed Trogon. [389.] 



Trogon ambiguus Gould, Proc. Zool. Soc. Lond., Ill, 1835, No. 27 

 [June 1], 30. (Northern Mexico.) 



Range. — Mountains of southern Arizona (Huachuca, Santa Catalina, 

 eastern San Luis Mountains, and near Tombstone), and lower Rio Grande 

 Valley, Texas (Fort Brown) south through Mexico to Guerrero and Tepic. 

 Of rare occurrence in the United States. [An allied race occurs in the Tres 

 Marias Islands, Mexico.] 



1 The birds of Arizona and northern Mexico have been separated as H. I. 

 borealis Griscom (Amer. Mus. Novitates, No. 379, 1929, 10.) 



