TETRAONID^:. 87 



Dendragapus Richardsoni, Elliot, Monogr. Tetr. ; Faun. Bor.- 

 Amer. pis. 59, 60. 



a, b. Fort Simpson, male and female. Presented by Ber- 

 nard R. Ross, Esq. 



c. Fort Halket, male. Presented by Bernard R. Ross, Esq. 



d, e. West side of Rocky Mountains. Presented by J. K. 



Lord, Esq. 



e. FALCIPENNIS. 

 9. TETRAO FALCIPENNIS. The Sickle-winged Grous. 



Tetrao falcipennis, Hartl. Cab. Journ. 1855, p. 39. 



Tetrao Franklinii, Middend. 



Falcipennis Hartlaubi, Elliot, Monogr. Tetr. 



a. Kamtschatka. From M. Brandt's Collection. 



2. CENTROCERCUS. 



Tetrao, VieiU. Anal. $c. p. 52 (1816). 



Centrocercus, Swains. Faun. Bor.-Amer. ii. p. 497 (1831). 



Pedioccetes, Baird, B. of N. Amer. p. 626 (1858). 



a. CENTROCERCUS. 



1. CENTROCERCUS UROPHASIANUS. The Cock of the Plains. 



Tetrao urophasianus, Pr. B. Zool. Journ. iii. p. 212 ; id. Am. 



Orn. pi. 21. f. 1. 

 Tetrao (Centrocercus) urophasianus, Swains. Faun. Bor.-Amer. 



ii. p. 358, pi. 58. 

 Centrocercus urophasianus, Pr. B. Compt. Rend. 1856, p. 880 ; 



Wils. III. Zool. pis. 26, 27. 



a, b. Rocky Mountains, male and female. Presented by 



the Hudson's Bay Company, 

 c, d. California. Presented by Dr. A. Barclay. 



b. PEDIOCCETES. 



2. CENTROCERCUS PHASIANELLUS. The Sharp-tailed Grous. 



Tetrao phasianellus, Linn. S. N. (10th edit.) p. 160 j Edw. Birds, 



pi. 117; Pr. B. Amer. Orn. pi. 19. 

 Tetrao urogallus, 0, Linn. S. N. (12th edit.) p. 273. 



i 2 



