Dimensions
Of the winter specimen.
Length, total . . .12 0 Length of bill to rictus . 0 10 Length of middle nail Inch. Lin.
„ of tail • 4 0 „ of tarsus . 1 4 . 0 6 „ of wing . 6 ,, of hind toe . . 0 2 9 „ of middle toe . 1 1 * „ of its nail . . 0 4 ,, of bill above . 0 6
— R .
[130.] 9. T etrao (Centrocercus) urophasianus. (Swainson.) C od
o f the Plains.
Ge n u s , Tetrao, L in n . Sub-genus, Centrocercus* (Type 3), Sw ain s.
Cock of the Plains. L ew is & Clark, Joum., p. 473.
Tetrao urophasianus. B onap. Zool. Joum., iii., p. 212. D o ug l. Linn. Trans., xvi., p. 133, sp. 1.
B onap. Orn., pi. 21, f. 1 ; young male ? Wins., Illustr., pi.
Py^mis. K t u s e I n d ia n s.
P late l v iii.
This bird, which was first mentioned by Lewis and Clark, has since become
well known to the fur traders that frequent the banks of the Columbia. Several
specimens have been sent to England by the agents of the Hudson’s Bay
Company: a male and female are mounted in their museum;—and others
having come into Mr. Leadbeater’s hands, one of them has been figured by the
Prince of Musignano. Mr. David Douglas also brought home specimens, from
one of which Mr. Wilson’s figure was taken. It is to Mr. Douglas that we
opwueb ltishhee dfo:—llowing account of the manners of the species, the only one hitherto
‘ The flight of these birds is slow, unsteady, and affords but little amusement
to the sportsman. From the disproportionately small, convex, thin-quilled wing,
so thin, that a vacant space half as broad as a quill appears between each,—
« Th. Ktvrgey, cuspis, et couda.