loS CHECK-LIST OF NORTH AMERICAN BIRDS. 



'J37a. Buteo borealis kriderii Hoopes. 



Krider's Hawk. 



Bu/t'o borealis var. kriderii Hoopes, Pr. Ac. Nat. Sci. Phila. 1873, 

 238, pi. 5. 



[B— , C35ir, R 436 «, C 519.] 

 Hab. Plains of the United States, from Minnesota to Texas. 



337/^. Buteo borealis calurus (Cass.). 



Wcsteru Iled-tail. 



Buteo calunis Cass. Pr. Ac. Nat. Sci. Phila. VII. 1855, 281. 

 Buteo borealis var. calurus RiUGW. Bull. Essex Inst. V. Nov. 1S73, 

 186. 



[B 20, 24, C 351^, R 436^, C 517.] 



Hab. Western North America, from the Rocky Mountains to the 

 Pacific, south into Mexico ; casual east to Illinois. 



337^. Buteo borealis lucasanus Ridgw. 



Saint Lucas Red-tail. 



Buteo borealis var. lucasanus Ridg\v. in CouES's Kej', 1872, 216 

 (under B. borealis). 



[B-, C35i^, R436^, C518.] 



Hab. Peninsula of Lower California. 



5.3s ' ^38. Buteo harlani (Aud.). 



Harlan's Hawk. 



Falco harlani AuD. B. Am. I. 1830, 441, pi. 86. 

 Buteo harlani Boxap. Geog. & Comp. List, 1838, 3. 



[B22, C3S0, R438, C515.] 



Hab. Kansas, Louisiana, and Texas, south to Central America. 

 Casual in Southern Illinois and Pennsylvania. 



339. Buteo lineatus (Gmel.). 



Red-shouldered Hawk. 



Falco lineatus Gmel. S. N. I. ii. 1788, 268. 



Buteo lineatus Jard. ed. WiLS. Am. Orn. II. 1832, 290. 



