ORDER MICROPODIIFORMES. 179 



Genus AERONAUTES Hartert. 



Aeronautes Hartert, Catal. Birds Brit. Mus., XVI, 1892, 459. Type, by 

 orig. desig., Cypselus melanoleucus Baiud = Aca7ithylis saxatalis Wood- 

 house. 



Aeronautes saxatalis saxatalis (Woodhouse). White-throated Swift. [425.] 



Acanthylis saxatalis Woodhouse, Rep. Sitgreaves' Exped. Zuni and Colo. 

 Rivers, 1853, 64. (Inscription Rock, New Mexico.) 



Range. — Breeds from south-central British Columbia and southern Alberta 

 south to the Cape district of Lower California and southern Mexico, and from 

 the Pacific coast east to the Black Hills and western Nebraska. Winters from 

 west-central California southward. Accidental in Michigan. [A closely 

 allied race occurs in Guatemala and Salvador.] 



Suborder TROCHILI. Hummingbirds. 



Family TROCHILIDAE. Hummingbirds. 

 Subfamily TROCHILINAE. Typical Hummingbirds. 



Genus CALOTHORAX Gray. 



Calothorax Gray, List Gen. Birds, 1840, 13. Type, by orig. desig., 



Cynanthus lucifer Swainson. 



Calothorax lucifer (Swainson). Lucifer Hummingbird. [437.] 



Cynanthus Lucifer Swainson, Philos, Mag., n. s., I, No. 6, June, 1827, 442. 

 (Temascaltepec [Mexico].) 



Range. — Southern Arizona (Camp Bowie) and western Texas (Chisos 

 Mountains) south to the City of Mexico, Puebla, and Chiapas. Winters in 

 Mexico. 



Genus ARCHILOCHUS Reichenbach. 



Archilochus Reichenbach, Journ. flir Orn., I, 1853, Extra-Heft [1854] 

 (Aufz. der Colib.), 13. Type, by monotypy, Trochilus alexandri 



BOURCIER AND MuLSANT. 



Archilochus colubris (Linnaeus). Ruby-throated Hummingbird. [428.] 



Trochilus Colubris Linnaeus, Syst. Nat., ed. 10, I, 1758, 120. Based on 

 The Hummingbird, Mellivora avis carolinensis Catesby, Carolina, I, 65. 

 (in America imprimis septentrional! = South Carohna.) 



