ORDER PICI. 193 
b. Melanerpes formicivorus bairdi Rimnaway. California Woodpecker. 
[407a.] 
Melanerpes formicivorus bairdi Ripaway, Bull. U. S. Nat. Mus., No. 21, 
1881, 34, 85. (Petaluma, California.) 
RancEe.— Upper Sonoran and lower part of Transition zones of the Pacific 
coast region from northwestern Oregon south to northern Lower California. 
c. Melanerpes formicivorus angUstifrons Bairp. Narrow-fronted Wood- 
pecker. [407b.] 
Melaner pes formicivorus var. angustifrons Bairp, in Cooper, Geol. Sury. 
Calif., Orn., I, 1870, 405. (Cape San Lucas, Lower California.) 
RaNnGE.— Cape Region of Lower California. 
GENUS ASYNDESMUS Cougs. 
Asyndesmus Cougs, Proc. Acad. Nat. Sci. Phila., 1866, 55. Type, by 
orig. desig., Picus torquatus WiLson = Asyndesmus lewisit RILEY. 
Asyndésmus léwisi Rirey. Lewis’s Woodpecker. [408.] 
Asyndesmus lewist Ritey, Proc. Biol. Soe. Wash., XVIII, 1905, 225. 
(Montana, about Lat. 46° N.) 
RancE.— Transition Zone from southern British Columbia and 
southern Alberta to Arizona and New Mexico and from the inner 
coast ranges of California to the Black Hills, South Dakota, and 
western Nebraska; in winter to southern California, western Texas, 
and Chihuahua, Mexico; casual in western Kansas. 
GENUS CENTURUS SwaInson. 
Centurus Swarnson, Classif. Birds, II, 1837, 310. Type, by monotypy, 
Picus carolinus LINN&US. 
Centirus carolinus (LINNa&uS). Red-bellied Woodpecker. [409.] 
Picus carolinus Linnus, Syst. Nat., ed. 10, I, 1758, 118. (Carolina.) 
RanGEe.— Upper and Lower Austral zones of eastern United States 
from southeastern South Dakota, southeastern Minnesota, south- 
western Ontario, western New York, southwestern Pennsylvania, and 
Delaware south to central Texas and the Gulf coast; casual north 
to Colorado and Massachusetts. 
