THEBIRDSOFTEXAS 35 



FAMILY Nicropodidae. Swifts. 



250. Chaetura pelagica. Chimney Swift 



Migrant in Eastern Texas, in the spring arriving in March. On the 

 journey south they pass through about the 20th of September. Rather 

 common at Waco. Reported as rare at San Antonio by Attwater. 



251. Aeronautes melanoleucns. White-throated Swift. 



Of regular occurence in the Davis, Chisos and Guadalupe Mountains. 

 (Oberholser, The Auk, XIX, p. 300.) 



FAMILY Trochilidae. Hnmmingbirds. 



252. Cyanolaemus clemenciae. Blue-throated Hummingbird. 



Common in the higher parts of the Chisos Mountains, Brewster county 

 (Oberholser, The Auk, XIX, p. 300.) 



253. Archiloctts colubris. Ruby-throated Hummingbird. 



Eastern half of the State, summer resident. Waco (Strecker). Breeds 

 commonly as far west as Tom Green county (Cooke, "Bird Migration 

 in Mississippi Valley," from Lloyd's notes.) San Antonio, breeding, 

 (Dresser and Attwater). Summer resident as far south as Beeville 

 and Refugio. No breeding record for the Brownsville country. Ar- 

 rives in March, in some years does not migrate sou^th before the mid- 

 dle of November. 



254. Archilocus alexandri. Black-chinned Hummingburd. 



Western section of the State, east during the migrations to Waco 

 (Strecker) and Refugio (Carroll). Breeds in the vicinity of San An- 

 tonio (Attwater). A common summer resident of the trans-Pecos re- 

 gion and the southern plains (Midland). 



255. Selasphoms platycercus. Broad-tailed Hummingbird. 



Common summer resident of the Davis, Chisos and Guadalupe Moun- 

 tains. 

 (Bailey, Biological Survey of Texas.) 



256. Selasphoms rufus. Rufous Hummingbird. 



Occurs and probably breeds in the Guadalupe Mountain Transition. 

 (Bailey, Biological Survey of Texas.) 



