132 CHECK-LIST OF NORTH AMERICAN BIRDS. 



339 b. Buteo lineatus elegans (CASS.). 



Red-bellied Hawk. 



Buteo elegans CASS. Pr. Ac. Nat. Sci. Phila. 1855, 281. 

 Buteo lineatus var. elegans RIDGW. in Hist. N. Am. B. III. Jan. 

 1874, 257, 277. 



[B 26, C 3520, R 4390, C 521.] 



GEOG. DIST. Western United States, from western Texas to Cal- 

 ifornia and Oregon, south into Lower California, Sonora, and Chihua- 

 hua. Breeds along the Pacific coast of central Oregon, south to 

 northern Lower California. 



340. Buteo abbreviatus CAB. 



Zone-tailed Hawk. 



Buteo abbreviatus CAB. in SCHOMB. Reise Brit. Guian. III. 1848, 

 739- 



[B C 353 , R 4 4o, C 5 22.] 



GEOG. DIST. Texas, New Mexico, Arizona, and southern Cali- 

 fornia, south to northern South America. 



SUBGENUS TACHYTRIORCHIS KAUP. 



Tachytriorchis KAUP, Class. Saug. u. Vog. 1844, 123. Type, 

 Falco pterodes TEMM. = Buteo albicaudatus VIEILL. 



341. Buteo albicaudatus sennetti ALLEN. 



Sennett's White-tailed Hawk. 



Buteo albicaudatus sennetti ALLEN, Bull. Am. Mus. Nat. Hist. V. 

 1893, 144- 



[B C , R 44 i, C 5 i 3 .] 



GEOG. DIST. Lower Rio Grande Valley, Texas, and southward 

 into Mexico. 



342. Buteo swainsoni BONAP. 



Swainson's Hawk. 



Buteo swainsoni BONAP. Geog. & Comp. List, 1838, 3. 



