190 CHECK-LIST OF NORTH AMERICAN BIRDS. 
RanceE.— Boreal forests from central Ungava to northern Minnesota, south- 
ern Ontario, northern New York, Maine, and New Hampshire; casual in 
winter to Massachusetts. 
b. Picoides americanus fascidtus Bairp. Alaska Three-toed Woodpecker. 
[401a.] 
Picoides americanus var. fasciatus Barrp, in Cooper, Geol. Surv. Calif., 
Orn., I, 1870, 385. (Fort Simpson, Mackenzie River.) 
Rancr.— Hudsonian and Canadian zones in Alaska, Mackenzie, and 
Keewatin south to southern British Columbia, southern Alberta, and south- 
western Keewatin. 
c. Picoides americanus dorsalis Bairp. Alpine Three-toed Woodpecker. 
[4016] 
Picoides dorsalis Barrp, Rep. Expl. & Surv. R. R. Pac., IX, 1858, 100. 
(Laramie Peak, Wyoming.) 
RanGe.— Boreal forests of Rocky Mountains region from Montana and 
Idaho to high mountains of Arizona and New Mexico. 
GENUS SPHYRAPICUS Barrp. 
Sphyrapicus Batrp, Rep. Expl. & Surv. R. R. Pac., IX, 1858, 101. Type, 
by orig. desig., Picus varius LINN &US. 
Sphyrapicus varius (LINN vs). 
RancGE.— Northern North America from near tree limit south, in 
winter, to Central America. 
a. Sphyrapicus varius varius (Linnmus). Yellow-bellied Sapsucker. [402.] 
Picus varius Linnxus, Syst. Nat., ed. 12, I, 1766, 176. (Carolina.) 
Rance.— Eastern North America. Breeds in Canadian and upper part of 
Alleghanian Zone from southwestern Mackenzie, central Keewatin, central 
Quebec, and Cape Breton Island south to central Alberta, northern Missouri, 
northern Indiana, northern Ohio, North Carolina (mountains), and Massa- 
chusetts (mountains of northern Berkshire County); winters from Penn- 
sylvania and Ohio Valley (casually further north) to the Gulf coast, Bahamas, 
Cuba, western Mexico (Jalisco), and Costa Rica; casual in Wyoming. 
b. Sphyrapicus varius nuch4lis Barrp. Red-naped Sapsucker. [402a] 
Sphyrapicus varius var. nuchalis Bairp, Rep. Expl. & Surv. R. R. Pac., 
TX, 1858, 103. (Mimbres River, New Mexico.) 
