220 CHECK-LIST OF NORTH AMERICAN BIRDS. 



Range. — Breeds from the lower Rio Grande Valley in Texas south through 

 Mexico and Central America to Peru and northern Brazil. [An allied race 

 occurs in Bolivia and southern Brazil.] 



Family CORVIDAE. Jays, Magpies, and Crows. 

 Subfamily GARRULINAE. Jays and Magpies. 



Genus PERISOREUS Bonaparte. 



Perisoreus Bonaparte, Giornale Arcadico, XLIX, 1831, 42. Type, by 

 subs, desig., Corvus canadensis Linnaeus (Gray, 1840). 



Perisoreus canadensis canadensis (Linnaeus). Canada Jay. [484.] 



Corvus canadensis Linnaeus, Syst. Nat., ed. 12, I, 1766, 158. Based on 

 Le Geay brun de Canada, Garrulus Canadensis fuscus Brisson, Orn., 

 II, 54. (in Canada.) 



Range. — Breeds in Boreal zones from the limit of conifers in northern 

 Mackenzie, northern Manitoba, central Quebec, Labrador, and Newfoundland 

 south to central British Columbia, central Alberta, northern Minnesota, 

 Michigan, the Adirondack Mountains of New York, northern Maine, New 

 Hampshire, Nova Scotia, and New Brunswick. Casual farther south in winter 

 to southern Minnesota, Nebraska, Pennsylvania, and Massachusetts. ^ 



Perisoreus canadensis capitalis Ridgway. Rocky Mountain Jay. [484a.] 



Perisoreus canadensis var. capitalis Ridgway, Bull. Essex Inst., V, No. 11, 

 Nov., 1873, 193 (cf. also No. 12, Dec, 1873), 199. (Henry's Fork and 

 Ft. Benton, Wyoming Terr. = Henry's Fork, southwestern corner of 

 Sweetwater Co., Wyoming.) 



Range. — Breeds in Boreal zones of the Rocky Mountain region from south- 

 ern British Columbia, southern Alberta, and southwestern South Dakota south 

 to Arizona and New Mexico. Winters south to northwestern Nebraska. 



Perisoreus canadensis fiimifrons Ridgway. Alaska Jay. [4846.] 



Perisoreus canadensis fumifrons Ridgway, Proc. U. S. Nat. Mus., Ill, 

 1880, 5 (month not recorded). (Coast of Alaska north of Sitka = 

 Nulato, Alaska.) 

 Range. — Wooded parts of Alaska except the coast district east and south of 

 the Alaska Peninsula. 



1 The following proposed races have been separated from true canadensis: 

 P. c. nigricapillus Ridgway (Proc. U. S. Nat. Mus., V, 1882, 15), Labrador; 

 P. c. sanfordi Oberholser (Proc. Biol. Soc. Wash., XXVII, 1914, 49), New- 

 foundland and Nova Scotia; P. c. barbouri Brooks (Proc. New Engl. Zool. 

 Club, VII, 1920, 49), Anticosti Island, Quebec, and P. c. albescens Peters, 

 (Proc. New Engl. Zool. Club, VII, 1920, 51), Red Deer River, Alberta. 



