U. S. P. B. R. EXP. AND SURVEYS 47TH PARALLEL. 



CERVUS LEUCURUS, Douglass. 



White-tailed Deer. 



Cervus kucurus, DOUGLASS, Zool. Jour. IV, Jan. 1829, 330. 



RICHARDSON, F. Bor. Am. I, 1829, 258. 



ACD & BACH. N. Am. Quad. Ill, 1853, 77 ; plate cxviii. 



BAIRD, Gen. Rep. Mammals, 1857, 649. 

 Long-taikd red deer, LEWIS & CLARK. 



SP. CH. Horns 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 and 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, but 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, P. B. Am. I, 1829, 255 ; pi. xx. 



Genus 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. IB III, 1853, 27 ; pi. cvi. 



Slack-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 and 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. I. i, 1817, 8. 

 Aplocerus montanus, RICHARDSON, Zool. of Herald ; Fossil Mammals, II, 1852, 131 ; pi. xvi-xix. Osteology. 



BAIRD, Gen. Rep. Mammals, 1857, 671. 



BAIHD, 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, &quot;Wernerian Transactions, 111,1821,306.&quot; 

 Mountain Goat, Mountain Sheep, White Goat, Sfc. , 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 the Cascade mountains north of Mount Rainier, by 

 Lieutenant Nugen, United States army ; another from the Upper Nisqually. (89.) 



