ORDER PASSERES. 227 
Rance.— Boreal zones of the Rocky Mountain region from central British 
Columbia, southern Alberta, and southwestern South Dakota south to Arizona 
and New Mexico; in winter to northwestern Nebraska. 
c. Perisoreus canadensis fUmifrons Ringway. Alaska Jay. [484b.] 
Perisoreus canadensis fumifrons Ripaway, Proc. U. S. Nat. Mus., IIT, 
1880, 5. (Nulato, Alaska.) 
Rance.— Wooded parts of Alaska, except coast district east and south of 
the Alaska Peninsula, and central and southwestern Yukon. 
d. Perisoreus canadensis nigricapillus Ringway. Labrador Jay. [484c.] 
Perisoreus canadensis nigricapillus Ripaway, Proc. U. 8. Nat. Mus., V, 
1882, 15. (Coast of Labrador.) 
Rance.— Northern and eastern Ungava, Labrador, and Newfoundland. 
Perisoreus obscirus RrpGway. 
RanGeE.— British Columbia south to northern California. 
a. Perisoreus obscurus obscurus Ringway. Oregon Jay. [485.] 
Perisoreus canadensis var. obscurus RipaGway, Bull. Essex Inst., V, Nov., 
1873, 194, 199. (Shoalwater Bay, Washington.) 
RanGce.— Pacifie coast from southwestern British Columbia to Mendocino 
County, California. 
b. Perisoreus obscurus griseus Ripcway. Gray Jay. [485a.] 
Perisoreus obscurus griseus Ripaway, Auk, XVI, July, 1899, 255. (Keech- 
elus Lake, Kittitas Co., Washington.) 
RanceE.— Interior of southern British Columbia south in the Caseades 
to northern California; casual in the Sierras to Lake Tahoe. 
SupFAMILY CORVINZ. Crows. 
GENUS CORVUS LINN Us. 
Corvus Linnmus, Syst. Nat., ed. 10, I, 1758, 105. Type, by subs. desig., 
Corvus corax LinNz=Uws (Gray, 1840). 
Corvus co6rax LINN-©US. 
RanGE.— Europe, northern and central Asia, and North America. 
