I30 CHECK-LIST OF NORTH AMERICAN BIRDS. 
Genus BUTHO Cuvier. 
Buteo Cuv. Leg. Anat. Comp. I. tabl. ii. Ois. 1779-1800. Type, © 
Falco buteo LINN. 
[336.] Buteo buteo (Linv.). 
European Buzzard. 
Falco buteo Linn. S. N. ed. 10, I. 1758, go. 
Buteo buteo Licut. Nomencl. Mus. Berol. 1854, 3. 
[B—, C—, R435, C—.] 
Groc. Dist.— Europe and Western Asia. Accidental in North 
America (Michigan ?). 
337. Buteo borealis (GMEL.). 
Red-tailed Hawk. 
falco borealis GMEL. 8. N. I. ii. 1788, 266. 
Buteo borealis ViE1tu. Nouv. Dict. d’Hist. Nat. IV. 1816, 478. 
[B23 iC Vana. UR Ag, 0k ero.) 
Geroc. Dist.— Eastern North America, west to the Great Plains, 
north to about Lat. 60°, south to eastern Mexico. Breeds throughout 
its range, except possibly the extreme southern portion. 
337 a. Buteo borealis kriderii Hoopes. 
Krider’s Hawk. 
Buteo borealis var. kriderii Hoorrs, Pr. Ac. Nat. Sci. Phila. 
Poy 2, 23 5..plic. 
[B—, C 3514 R 436a, C 519.] 
Geoc. Dist.— Plains of the United States, from Wyoming and the 
Dakotas to Minnesota, and south to Texas; casual in Iowa and 
Illinois. 
337 6. Buteo borealis calurus (Cass.). 
Western Red-tail. 
Buteo calurus Cass. Pr. Ac. Nat. Sci. Phila. VII. 1855, 281. 
Buteo borealis var. calurus Ripcw. Bull. Essex Inst. V. Nov. 
1873, 186. 
