610 APPENDIX. 



one of them up in his hand before it will quit its antago- 

 nist. Its food consists of various berries, and its flesh is very 

 palatable. 



The male is about 2 feet long ; the tail 8 inches. Above blackish- 

 brown ; the -wings paler. Top of the head glossed with hair-brown. 

 The back of the neck very minutely undulated with lead-grey. The 

 scapulars, tertiaries, and many of the wing-coverts tipped with grey, 

 and together with the rump, finely undulated with yellowish-brown. 

 Secondaries edged round the tips with grey, and mottled on the 

 edges with greyish-brown. Tail deep black. — Sides of the head 

 and front of the neck black, passing to blackish-grey and dark lead- 

 color on the breast and middle of the belly. Lores, cheeks, chin, 

 and upper part of the throat, barred with white. Vent brownish- 

 white. Shortest under tail-coverts white, intermediate ones barred 

 with black and white, the longest black tipped with white. Flanks 

 blackish-brown, finely waved with yellowish-brown, striped on the 

 shafts and edged on the tips with white. Axillary feathers, and 

 most of the inner wing-coverts white. On the sides of the neck 

 next the shoulders, the base of the plumage is white ; at this part 

 the plumage parts, and admits of the naked skin being puffed out at 

 will. Bill, toes and nails blackish-brown. Naked comb over the 

 eye orange-yellow. There is no crest; and the 4th quill is the 

 longest. Tail long and square, the feathers truncated at the ends. 

 Tarsus completely feathered. The toes pectinated. 



ROCK GROUSE. 



(Tetrao rupestris, Lath. Ind. ii. p. G40. sp. 11. T. (Lagopus) rupes- 

 tris, Rich, and Swains. North. Zool. ii. p. 354. pi. 64. [female]. 

 Lagopus rupestris, Leach, Gen. Zool. ii. p. 290. Rock Grouse, 

 Penn. Arct. Zool. li. p. 312. No. 184. Lath. Synops. Suppl. 

 p. 217.) 



Sp. Charact. — Bill rather narrow and compressed throughout ; nails 

 white ; tail of 16 feathers. — Summer plumage, above and below 

 barred with dusky and brownish-yellow, below lighter ; wings 

 above and below nearly all white. A black eye stripe in the wmIc, 

 and with the middle of the belly, white. 



