OEDER RAPTORES. 161 



Genus ARCHIBUTEO Brehm. 



Archibuteo Brehm, Isis, XXI, 1828, 1269. Type, by monotypy, "Rauch- 

 fussbussard" = Falco lagopus BrOnnich. 



Subgenus ARCHIBUTEO. 



Archibtiteo lag6pus (Brunnich). 

 Range. — Northern part of Northern Hemisphere. 



a. [Archibuteo lagopus lagopus. Extralimital.] 



b. Archibuteo lagopus s^ncti-joh&nnis (Gmelin). Rough-legged Hawk. 



[347a.] 



Fcdco s. johannis Gmelin, Syst. Nat., I, i, 1788, 273. (Hudson Strait 

 and Newfoundland.) 



Range. — North America north of Mexico. Breeds in Hudsonian Zone 

 from the Aleutian Islands, northwestern Alaska, Arctic coast, and northern 

 Ungava south to central British Columbia, southern Mackenzie, southern 

 TJngava, and Newfoundland; winters from Oregon, Colorado, Minnesota, 

 and northern boundary of eastern United States south to central California, 

 southern New Mexico, Texas, Louisiana, and North Carolina. 



Subgenus BREWSTERIA Maynard. 



Brewsteria Maynard, Birds Eastern N. A., Pt. 40, 1895, 691. Type, by 

 orig. desig., Falco ferruginevs Lichtenstein. 



Archibuteo fermgineus (Lichtenstein). Ferruginous Rough-leg. 

 [348.] 



Falco (Buteo) fermgineus Lichtenstein, Abh. K. Akad. Wiss. Berlin 

 (Phys. Kl.), for 1838 (1839), 428. (Near Monterey, California.) 



Range. — Western North America. Breeds from southern Wash- 

 ington, southwestern Saskatchewan, and southern Manitoba to south- 

 ern California, Utah, Colorado, and Kansas; winters from Montana 

 to Lower California and northern Mexico, and casually east to Wis- 

 consin and Illinois. 



Genus AQUILA Brisson. 



Aquila Brisson, Orn., I, 1760, 419. Type, by tautonymy, [AguUa] 

 aquila Brisson = Falco chrysaetos Linn^us. 



