282 CHECK-LIST OF NORTH AMERICAN BIRDS. 



[B 374, C 188, R 235, C 282.] 



HAB. Eastern North America, west to the Plains and Alaska (val- 

 ley of the Yukon to the Pacific), and from the Arctic coast south to 

 the Gulf States. Breeds north of the United States ; winters chiefly 

 south of the Potomac and Ohio Rivers. 



585 a. Passerella iliaca unalaschcensis (GMEL.). 



Townsend's Sparrow. 



Emberiza unalaschcensis GMEL. S. N. I. ii. 1788, 875. 

 Passerella iliaca unalascensis RIDGW. Pr. U. S. Nat. Mus. III. Aug. 

 24, 1880, 181. 



[6375, C 189, R 235 a, C 283.] 



HAB. Pacific coast region, from Kadiak south, in winter, to South- 

 ern California. Breeds north of the United States. 



585 . Passerella iliaca megarhyncha (BAIRD). 



Thick-billed Sparrow. 



Passerella megarhyncha BAIRD, B. N. Am. 1858, 925. 

 Pc.sserella iliaca megarhyncha RIDGW. Pr. U. S. Nat. Mus. III. Aug. 

 24, 1880, 181. 



[B 37 6tf, C , R 235 ,0285.] 

 HAB. Sierra Nevada and Coast Range, California. 



585 c. Passerella iliaca schistacea (BAIRD). 



Slate-colored Sparrow. 



Passerella schistacea BAIRD, B. N. Am. 1858, 490. 



Passerella iliaca var. schistacea ALLEN, Bull. M. C. Z. III. 1872, 168. 



[B 37 6, C 189*, R2 35 r, C 284.] 



HAB. Rocky Mountain region of the United States, east, in win- 

 ter, to the Plains (Kansas), west to Nevada and California. 



GENUS EMBERNAGRA LESSON. 



Embernagra LESS. Trait, 1831, 465. Type, E. dumetorum LESS. 

 = Emberiza platcnsis GMEL. 



