ORDER MACHOCHIEES. 203 



Range. — Western North America. Breeds in Transition and 

 Upper Sonoran zones from British Columbia to northern Lower 

 California and northern Mexico and from the Pacific to western Mon- 

 tana and central Texas; winters in western Mexico south to Guerrero. 



Genus CALYPTE Gould. 



Calypte Gottld, Monogr. Trochil., Ill, 1856, pi. 134. Type, by subs, 

 desig., Ornismya costce Boubcier (Elliot, 1879). 



Calypte c6stse (Bourcier). Costa's Hummingbird. [430.] 



Ornismya costce Botjbcier, Revue Zool., II, 1839, 294. (California.) 



Range. — Breeds in I^ower Sonoran Zone from southern California 

 and southwestern Utah south to southern Lower California and 

 southern New Mexico ; winters in Lower California and northwestern 

 Mexico. 



Calypte amia (Lesson). Anna's Hummingbird. [43L] 



Ornismya anna Lesson, Hist. Nat. Ois.-Mouoh., 1829, xxxi, 205, pi. 74. 

 (California.) 



Range. — California, chiefly west of the Sierra, and Lower Cali- 

 fornia; migratory in southern Arizona; casual on Guadalupe Island. 



Genus SELASPHORUS Swainson. 



Selasphorus Swainson, Fauna Bor.-Am., II, 1831 (1832), 324. Type, by 

 subs, desig., Trochilus rufus Gmelin (Gray, 1855). 



Selasphorus platy circus (Swainson). Broad-tailed Hummingbird. 



[432.] 



Trochilus platycercus Swainson, Philos. Mag., N. S., I, 1827, 441. (Mex- 

 ico.) 



Range. — Western North America. Breeds from southern Idaho 

 and southern Wyoming to the Valley of Mexico, and from western 

 Nevada to western Nebraska and western Texas; winters in Mexico 

 south to Guatemala. 



