76 CHECK-LIST OF NORTH AMERICAN BIRDS. 



Michigan, and southern Manitoba west to the eastern border of the Great 

 Plains. Winters from the Gulf States south through eastern Mexico to Ecua- 

 dor and northern Venezuela, and in the West Indies. 



Falco columbarius suckleyi Ridgway. Black Pigeon Hawk. [357a.] 



Falco columbarius var. Suckleyi Ridgway, Bull. Essex Inst., V, No. 12, 

 Dec, 1873, 201. (Shoalwater Bay, W[ashington T[erritory], Ft. 

 Steilacoom = Shoalwater Bay.) 



Range. — Breeds apparently in western British Columbia and perhaps on 

 Vancouver Island. Winters in the coast region of British Columbia, rarely 

 south to northern California. 



Falco columbarius richardsoni Ridgw^ay. Richardson's Pigeon Hawk. 



[3576.] 



Falco (Hypoiriorchis) richardsonii Ridgway, Proc. Acad. Nat. Sci. 

 Phila., [XXII] 1870, No. 3, Aug.-Dec. [March 14, 1871], 145. (mouth 

 of the Vermilion River [South Dakota].) 



Range. — Breeds in the Great Plains region from southern Alberta and 

 southern Saskatchewan to northern Montana and northwestern North Dakota. 

 Winters south through Colorado, New Mexico, and western Texas to north- 

 western Mexico. 



Falco columbarius bendirei Swann. Western Pigeon Hawk. [357c.] 



Falco columbarius bendirei Swann, Bull. Brit. Orn. Club, XLII, No. 

 CCLXV, Feb. 2, 1922, 66. (Fort Walla Walla, Washington State 

 [migrant].) 



Range. — Breeds from northwestern Alaska, Yukon, and northwestern Mac- 

 kenzie to British Columbia, northern and western Alberta, northern Saskat- 

 chewan, and south in the mountains to northern California. Winters south 

 through California and New Mexico to the Cape region of Lower California 

 and northeastern Mexico. Casual in Louisiana, Florida, North Carolina, and 

 South Carolina. 



• Falco aesalon ae salon Tunst ALL. Merlin. [358.1.] 



Falco Msalon Tunstall, Orn. Brit., 1771, 1. Based on L'Emerillon 

 Brisson, Orn., I, 382. (France.) 



Range. — Breeds in northern Europe, Iceland, and the Faroes. Winters in 

 Africa. Accidental in Greenland. [Additional races occur in Asia.] 



Subgenus CERCHNEIS Boie. 



Cerchneis Boie, Isis von Oken, [XIX] 1826, Heft x (Oct.), col. 970. Type, 

 by monotypy, Falco rupicolus Daudin. 



