320 
TETRAO CUPIDO. 
hazel, immediately above which is a small spot of bare 
skin, of a scarlet colour; crested; head and neck, 
variegated with black, red brown, white, and pale 
brown ; sides of the neck, furnished with a tuft of 
large black feathers, twenty-nine or thirty in number, 
which it occasionally raises ; this tuft covers a large 
space of the neck destitute of feathers ; body above, a 
bright rust colour, marked with oval spots of yellowish 
white, and sprinkled with black ; wings, plain olive 
brown, exteriorly edged with white, spotted with olive ; 
the tail is rounding, extends five inches beyond the 
tips of the wings, is of a bright reddish brown, beauti- 
fully marked with numerous waving transverse bars of 
black, is also crossed by a broad band of black, within 
half an inch of the tip, which is bluish white, thickly 
sprinkled and specked with black ; body below, white* 
marked with large blotches of pale brown ; the legs 
are covered half way to the feet with hairy down of a 
brownish white colour ; legs and feet, pale ash ; toes, 
pectinated along the sides ; the two exterior ones 
joined at the base, as far as the first joint, by a mem- 
brane ; vent, yellowish rust colour. 
The female, and young birds, differ in having the 
ruff or tufts of feathers on the neck of a dark brown 
colour ; as well as the bar of black on the tail inclining 
much to the same tint. 
SUBGENUS II. TETRAO, VIEILL. 
192 . TETRAO CUPIDO, LINN. AND WILS. — PINNATED GROUSE. 
WILSON, PLATE XXVII. FIG. I. MALE. 
Before I enter on a detail of the observations which 
I have myself personally made on this singular species, 
I shall lay before the reader a comprehensive and very 
circumstantial memoir on the subject, communicated to 
me by the writer, Dr Samuel L. Mitchell, of New 
York, whose exertions, both in his public and private 
capacity, in behalf of science, and in elucidating the 
natural history of his country, are well known, and 
highly honourable to his distinguished situation and 
