346 CHECK-LIST OF NORTH AMERICAN BIRDS. 



'/. Sitta carolinensis nelsoni MEARNS. Rocky Mountain Nuthatch. [727 r.] 

 Sitta carolinensis nelsoni MEARNS, Proc. U. S. Nat. Mus., XXIV, 1902, 

 923. (Huachuca Mountains, Arizona.) 



RANGE. Interior of North America. Breeds mainly in the Transition 

 Zone from southern British Columbia, central Alberta, and western Manitoba 

 south to Sonora, Chihuahua, and Coahuila, and from the eastern base of the 

 Cascades and Sierra Nevada eastward across the Rocky Mountains. 



e . Sitta carolinensis lagunse BREWSTER. San Lucas Nuthatch. [727 d.] 



Sitta carolinensis lagunce BREWSTER, Auk, VIII, April, 1891, 149. (Sepa- 

 rates publ. Feb. 17.) (Sierra de la Laguna, Lower California.) 



RANGE. Breeds in Transition Zone of the Cape Region of Lower California. 



Sitta canadensis LINNAEUS. Red-breasted Nuthatch. [728.] 



Sitta canadensis LINNAEUS, Syst. Nat., ed. 12, I, 1766, 177. (Canada.) 



RANGE. North America. Breeds in Canadian Zone from the 

 upper Yukon Valley, southern Mackenzie, central Keewatin, northern 

 Quebec, and Newfoundland south to northern Minnesota, Michigan, 

 and Massachusetts, and south in the Sierra Nevada and Rocky 

 Mountains to California, Arizona, and New Mexico, and in the 

 Alleghenies to North Carolina; also on Guadalupe Island, Lower 

 California; winters from southern Canada south to Lower California, 

 New Mexico, Arizona, and the Gulf coast. 



Sitta pusilla LATHAM. Brown-headed Nuthatch. [729.] 

 Sitta pusilla LATHAM, Index Orn., I, 1790, 263. (Carolina.) 



RANGE. Southeastern United States. Breeds in Austroriparian 

 Zone from southern Missouri and southern Delaware south to eastern 

 Texas and southern Florida; casual in southern Michigan, Ohio, 

 New York, and the Bahamas. 



Sitta pygmaea VIGORS. 



RANGE. Western North America from southern British Columbia 

 south (in mountains) to Lower California and Mexico. 



a. Sitta pygmsea pygmsea VIGORS. Pygmy Nuthatch. [730.] 



Sitta pygmcea VIGORS, in Zool. Beechey's Voy., 1839, 25, pi. 4. (Monterey, 

 California.) 



