178 CHECK-LIST OF NORTH AMERICAN BIRDS. 



Genus CHAETURA Stephens. 



Chsetura Stephens, in Shaw, General Zoology, XIII, Pt. ii, Feb. 18, 1826, 

 76. Type, by subs, desig., Hirundo pelagica Linnaeus (Jardine, 1832).. 



Chaetura pelagica (Linnaeus). Chimney Swift. [423.] 



Hirundo Pelagica Linnaeus, Syst. Nat., ed. 10, I, 1758, 192. Based on 

 The American Swallow, Hirundo cauda aculeata americana Catesby, 

 Carolina, III, 8. (in America = South Carolina.) 



Range. — Breeds from central Alberta, southeastern Saskatchewan, Mani- 

 toba, southern Quebec, and Newfoundland, south to Florida and the Gulf 

 coast, and west to east-central Montana and eastern Texas. Winters south 

 of the United States, probably in Amazonas, Brazil; common spring transient 

 in Haiti and reported from Mexico and Central America. Accidental in New 

 Mexico, Greenland, and Bermuda. 



Chaetura vauxi (Townsend). Vaux's Swift. [424.] 



Cypcelus Vauxi J. K. Townsend, Narr. Journ. Rocky Mts., April, 1839, 

 348. (Columbia River = Fort Vancouver, Washington.) 



Range. — Breeds from southeastern Alaska and central British Columbia 

 to the Santa Cruz Mountains, Cahfornia, east to Montana and Nevada, but 

 rare or casual east of the Cascades and the Sierra Nevada. Migrates through 

 Lower California and Arizona and winters in Central America south to 

 Guatemala. 



Subfamily MICROPODINAE. Typical Swifts. 



Genus MICROPUS Meyer and Wolf. 



Micropus Meyer and Wolf, Taschenb. deutschen Vogelkunde, I, 1810, 

 280. Type, by subs, desig., Hirundo apus Linnaeus (Salvador), 1880). 



• Micropus pacificus pacificus (Latham). White-rumped Swift. [424.1.] 



Hirundo pacifica Latham, Suppl. Index Orn., ISOl, Iviii. (New South 

 Wales.) 



Range. — Breeds from eastern Siberia to northern China and Japan. 

 Migrates through India and winters in Australia. Casual in Alaska (St. 

 George Island, August 1, 1920) .^ 



MaiUiard and Hanna, Condor, XXIII, 1920, 294. 



