ORDER RAPTORES. 135 



348. Archibuteo ferruginous (LIGHT.). 



Ferruginous Rough-Leg. 



Falco ferrugineus LIGHT. Abh. K. Akad. Berl. 1838, 428. 

 Archibuteo ferrugineus GRAY, Gen. B. fol. ed. 1849, 12. 



[832, C 357 , R 4 48, C 5 26.] 



GEOG. DIST. Western North America, from the Plains (eastern 

 North Dakota to Texas) westward to the Pacific, and from the Sas- 

 katchewan region south into Mexico; casually east to Illinois. 

 Breeds from Utah, Colorado, and Kansas northward to the Saskatch- 

 ewan Plains. 



GENUS AQUILA BRISSON. 

 Aquila BRISS. Orn. I. 1760, 419. Type, Falco chrysaetos LINN. 



349. Aquila chrysaetos (LINN.). 



Golden Eagle. 



Falco chrysaetos LINN. S. N. ed. 10, I. 1758, 88. 

 Aquila chrysaetos DUMONT, Diet. Sci. Nat. I. 1816, 339. 



[B 39 , C 3 6i, R 4 49, C 53 2.] 



GEOG. DIST. North America, south to Mexico, and northern 

 parts of the Old World. Breeding range in the United States, prac- 

 tically restricted to the mountainous parts of unsettled regions. 



GENUS THRASAETOS GRAY. 



Thrasaetos GRAY, P. Z. S. 1837 (June, 1838), 108. Type, 

 Vultur harpyia LINN. 



[350.] Thrasaetos harpyia (LINN.). 



Harpy Eagle. 



Vultur harpyia LINN. S. N. ed. 10, I. 1758, 86. 

 Thrasaetos harpyia GRAY, P. Z. S. 1837 (June, 1838), 108. 



[B C , R 450, C 631.] 



GEOG. DIST. Lower Rio Grande Valley, casual ; south to Para- 

 guay. Louisiana (?). 



