142 CHECK-LIST OF NORTH AMERICAN BIRDS. 



e. Lagopus rupestris townsendi ELLIOT. Townsend's Ptarmigan. [302d.] 



Lagopus rupestris townsendi ELLIOT, Auk, XIII, Jan., 1896, 26. (Kiska 

 Island, Alaska.) 



RANGE. Kiska, one of the Aleutian Islands, Alaska. 



/. Lagopus rupestris chamberlain! CLARK. Adak Ptarmigan. [3026.] 



Lagopus rupestris chamberlaini CLARK, Proc. U. S. Nat. Mus., XXXII, 

 No. 1539, June 15, 1907, 469. (Adak Island, Alaska.) 



RANGE. Adak, one of the Aleutian Islands, Alaska. 



g. Lagopus rupestris dixoni GRIN NELL. Dixon's Ptarmigan. [302/.] 



Lagopus dixoni GRINNELL, Univ. Calif. Pub. Zool., V, No. 2, Feb. 18, 1909, 

 207. (Near Port Frederick, at 2700 feet, Chichagof Island, Alaska.) 



RANGE. Islands near Sitka, Alaska. 



Lagopus Svermanni ELLIOT. Evermann's Ptarmigan. [302.1.] 



Lagopus evermanni ELLIOT, Auk, XIII, Jan., 1896, 25, pi. iii. (Attu 

 Island, Alaska.) 



RANGE. Attu, one of the Aleutian Islands, Alaska. 



Lagopus welchi BREWSTER. Welch's Ptarmigan. [303.] 



Lagopus welchi BREWSTER, Auk, II, April, 1885, 194. (Newfoundland.) 



RANGE. Newfoundland. 



Lagopus leucurus (SWAINSON). 



RANGE. Mountains of Alaska and British Columbia, south in the 

 Rocky Mountains to New Mexico. 



a. Lagopus leucurus leucurus (SWAINSON). White-tailed Ptarmigan. [304.] 



Tetrao (Lagopus) leucurus SWAINSON, Fauna Bor.-Am., II, 1831 (1832), 

 356, pi. 63. (Rocky Mountains, Lat. 54 N.) 



RANGE. Rocky Mountains from northern British Columbia and central 

 Alberta south to Vancouver Island, Washington, northwestern Montana, Colo- 

 rado, and northern New Mexico. 



