106 
U. S. P. R. R. EXP. AND SURVEYS—47TH PARALLEL. 
CERVUS LEUCURUS, Douglass. 
White-tailed Deer. 
Cervus Itucurus, Douglass, Zool. Jour. IV, Jan. 1829, 330. 
Richardson, F. Bor. Am I, 1829, 258. 
Aud & Bach. N. Am. Quad. Ill, 1853, 77 ; plate cxviii. 
Baird, Gen. Rep. Mammals, 1857, 649. 
Long-tailed, red deer, Lewis & Clark. 
Sp. Ch. —Homs and gland of the hind legs as in C. virginianus; tail, appreciably longer; hoofs, long and narrow; fur, 
compact. General color above, in autumn, yellowish gray, clouded aud waved, but not lined with dusky. Chin, entirely 
white, with only a small dusky spot on the edge of the lip. Ears gray, with a basal white spot behind. Anal region and 
under surface of the tail, hut not the buttocks, white. Tail, reddish above, without exhibiting any dusky. 
A pair of horns obtained from Whidby’s Island. 
CERVUS COLUMBIANUS, Rich. 
Black-tailed Deer. 
Cervus macrotis, var. columbianus, Richardson, F. B. Am. I, 1829, 255; pi. xx. 
Cervus columbianus , Baird, Gen. Rep. Mammals, 1857, 659. 
Cervus lewisii, Peale, Mammalia and Birds U. S. Ex. Ex. 1848, 39. 
Cervus richardsonii, Aud. & Bach. N. Am. Quad. II, 1851, 211.—In III, 1853, 27 ; pi. cvi. 
Black-tailed fallow deer, Lewis & Clark. 
Sp. Ch. —About the size of 0. virginianus, or less. Horns doubly dichotomous, the forks nearly equal. Ears more than 
half the length of the tail. Gland of the hind leg about one-sixth of the distance between the articulating surfaces of the 
bone. Tail, cylindrical, hairy aud white beneath ; almost entirely black above. The under portion of the tip not black. 
Winter coat with distinct yellowish chestnut annulation on a dark ground. Without white patch on the buttocks. There 
is a distinct dusky horse-shoe mark on the forehead anterior to the eyes. 
Steilacoom, W. T., 1856. (90.) 
APLOCERUS MONTANUS. 
Mountain Goat. 
* 
Ovis montana, Ord, Guthrie’s Geography (2d Am. Ed.) II, 1815, 292, 309 — Ib. J. A. N. Sc. 1. 1 , 1817, 8. 
Aplocerus montanus, Richardson, Zool. of Herald; Fossil Mammals, II, 1852, 131 ; pi. xvi-xix. Osteology. 
Baird, Gen. Rep. Mammals, 1857, 671. 
Baird, Rep. U. S. Pat. Off. Agricultural for 1851, (1852,) 120; plate. (From Rich.) 
Aud. & Bach. N. Am. Quad. Ill, 1853,128 ; pi. cxxviii. 
Rocky Mountain Sheep, Jameson, “Wernerian Transactions, HI, 1821,306.” 
Mountain Goat, Mountain Sheep, White Goat, 8fc., Vulgo. 
Sp. Ch. —Entirely white. Horns, hoofs, and edge of nostrils black. Hair long and pendant. A beard-like tuft of hair on 
the chin. 
Three specimens were obtained in tbe Cascade mountains north of Mount Rainier, by 
Lieutenant Nugen, United States army ; another from the Upper Nisqually. (89.) 
