104 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



American Ornithologists' Union, Check-list, ed. 4, 1931, 82 (distr.). — Bent, 

 U. S. Nat. Mus. Bull. 162, 1932, 178 (habits; distr.).— Roberts, Birds Minne- 

 sota, i, 1932, 384 (distr.; habits, Minn.).— Taverner, Birds Canada, 1934, 158, 

 in text. — Groebbels, Der Vogel, ii, 1937, 166 (data on breeding biology) ; 318, 

 in text (egg color — postmortem changes). — MacLulich, Contr. Roy. Ontario 

 Mus. Zool., No. 13, 1938, 2 (Algonquin Prov. Park, Ontario; rare in winter). 



LiagopiL';] lagopus albus Baillie and Harrington, Contr. Roy. Ontario Mus. Zool., 

 No. 8, pt. 1, 1936, 29 in text (Ontario). 



L[agopus] l[agopus] albiis Austin, Mem. Nuttall Orn. Club, No. 7, 1932, 74, in 

 text (crit.). 



Tetroa saliceti (not Tetrao saliceti Temminck) Richardson, in Appendix to Parry's 

 Journ. Second Voy., 1825 (1827),' 347. 



T[ctrao] saliceti Douglas, Trans. Linn. Soc. London, xvi, 1829, 147 ("Rocky Mts."). 



Tetrao saliceti Nuttall, Man. Orn. United States and Canada, Land Birds, 1832, 

 674, part.— Audubon, Orn. Biogr., ii, 1834, 528, pi. 191. 



Tetrao (Lagopus) saliceti Swainson in Swainson and Richardson, Fauna Bor.- 

 Amer., ii, 1831 (1832), 351. 



LAGOPUS LAGOPUS ALEXANDRAE J. Grinnell 



Alexander's Ptarmigan 



Adult mole, summer plumage. — Like that of Lagopus lagopus alascensis 

 but with slenderer bill and the brown areas, especially on the upperparts, 

 averaging darker.^ 



Adult male, autumn plumage. — Similar to that of L. I. alascensis but 

 with slenderer bill and more uniformly dark brown dorsally, less ru- 

 fescent ; the throat and breast dark cinnamon to dark cinnamon-tawny. 



Adults in zmnter plumage. — Similar to the corresponding sex in the 

 same plumage of L. I. alascensis but with slenderer bill. 



Adult female, summer plumage. — Similar to that of L. I. alascensis 

 but slenderer bill. 



Adult female, autumn plumage. — Similar to that of L. I. alascensis but 

 with slenderer bill. 



Juvenal (sexes alike). — Like that of L. I. alascensis. 



Downy young (sexes alike). — Like that of L. I. alascensis. 



Adult male.— Wing 185-205 (192.8) ; tail 112-127 (117.7) ; bill from 

 anterior end of nostril to tip 9.4—12.2 (10.5) ; width of bill at gape 12.4— 

 14.5 (13.8) ; height of bill at angle of gonys 9.7-10.8 (10.1 mm.).'^ 



Adult fenwle.—Wmg 171-191 (181) ; tail 9^112 (106.1) ; bill from 

 anterior end of nostril to tip 9.2-10.4 (9.9) ; width of bill at gape 12.6-13.6 

 (13.1); height of bill at angle of gonys 9.3-10.3 (9.8 mm.).^ 



" In some specimens of both sexes the shafts of the primaries, secondaries, and 

 greater upper coverts are almost as dusky as in the Newfoundland race, L. I. allcni, 

 but not in the majority. 



° Twenty-two specimens from Shumagin Islands, Kodiak Island, and south to 

 Prince William Sound, Alaska. 



' Twenty specimens from southeast Alaska from the Shumagin Islands and the 

 base of the Alaska Peninsula and Kodiak Island. 



