I1i2 CHECK-LIST OF NORTH AMERICAN BIRDS. 
Grenus BONASA STEPHENS. 
Bonasa StepuH. Gen. Zool. XI. 1819, 298. Type, Zetrao umbellus 
LINN. 
300. Bonasa umbellus (Liny.). 
Ruffed Grouse. 
Tetrao umbellus Linn. 5S. N. ed. 12, I. 1766, 275. 
Bonasa umbellus StePH. Gen. Zool. XI. 1819, 300. 
[B 465, C 385, R 473, C 565.] 
Geroc. Dist.— Eastern United States and southern Canada, west 
to Minnesota, south in the mountains to northern Georgia, Mississippi, 
and Arkansas. 
300 a. Bonasa umbellus togata (LINN.). 
Canadian Ruffed Grouse. 
Tetrao togatus LINN. S. N. ed. 12, 1766, 275. 
Bonasa umbellus togata Ripcw. Pr. U. S. Nat. Mus. VIII. 1885, 
Shey 
[B—, C—, R—, C—.] 
Groc. Dist.— The spruce forests of northern New England, 
northern New York, and the British Provinces, west to Oregon, 
Washington, and British Columbia, north to James Bay. 
300 4. Bonasa umbellus umbelloides (Doucl1.). 
Gray Ruffed Grouse. 
Tetrao umbelloides Doucu. Trans. Linn. Soc. XVI. iii. 1829, 148. 
Bonasa umbellus var. umbelloides Baird, B. N. Am. 1858, 925. 
[B 465%, C 385a, R 473a, C 566.] 
Groc. Dist.— Rocky Mountain region of the United States and 
British America, north to Alaska, east to Manitoba. 
300 ¢c. Bonasa umbellus sabini (Douct.). 
Oregon Ruffed Grouse. 
Tetrao sabini Doucu. Trans. Linn. Soc. XVI. ili. 1829, 137. 
Bonasa umbellus var. sabinei COUES, Key, 1872, 235. 
