MAMMALS-CAN 1 DAE-CANIS OCCIDENTALS. 
Ill 
the hairs ; legs, belly, and lower parts of the body, unmixed whitish. The dark longitudinal 
stripe on the fore legs of 0. lupus is not found in this species. 
Feet. 
Inches. 
Lines. 
TYital length. _ __ 
5 
Tail to end of hairs_ 
16 
Tail to end of vertebrae___ 
12 
6 
Length of head-____. ._......_..... 
09 
Height, of ear _____ 
03 
6 
Breadth of head between ears_1_ 
03 
6 
Length of upper canine.__ 
01 
1 
Lower canine__„__ 
11 
“ A specimen of this wolf, killed at Fort Clark, and reduced by hunger, weighed 58 pounds, 
and the penis hone was 4" 7'" long. 
“The varying wolf brings forth four to nine young in April, in its burrow.” 
List of specimens. 
Catalog’e 
number. 
Correspond’g 
No. of skull. 
Age & 
sex. 
Locality. 
When 
collected. 
Whence obtained. 
Original 
number. 
Nature of 
specim’n 
Collected by— 
1014 
Fort Dalles, O. T. s 
185 
Dr. Geo. Suckley.. . 
58 
Skin_ 
1011 
48 
..do_ 
1012 
_do _ 
__„ .do_ 
49 
1010 
Dec. 1, 1854 
47 
..do_ 
1856 
Yellowstone river. 
1856 
Lt. G. K. Warren.. 
.do_ 
Dr. F. V. Hayden. 
1857 
do -. 
_do_ 
1858 
. 
_2o _ 
1859 
_do.. 
_...do..! 
..do_ 
1860 
i. 
i_do_ 
_do... 
..do_ 
1861 
_do. 
.do. 
1862 
1868 
2566 
8 
North Platte riv. 
Aug. 21, ’56 
Lt. F. T. Bryan 
' 290 
..do_ 
Wm. S. Wood_ 
1869 
2567 
8 
Republican Fork 
Sept. 30_ 
..do. 
365 
Skin, in 
of Platte. 
alcoho 1 
.do.. 
1870 
2568 
8 
. d °-. 
Oct. 2, 1856 
--..-.do. 
368 
| 
.do. 
CANIS OCCIDENTALS, var. NUBILUS. 
Dusky Wolf. 
Corns nubilus, Say, in Long’s Exped. R. Mts. I, 1823, 168. 
Harlan, Fauna Amer. 1825, 84. 
Fischer, Synopsis, 1829, 183. 
Doughty’s Cabinet Nat. Hist. II, 1832, 265 ; plate xxiii. 
Ch. —Color, light sooty, or plumbeous brown. 
The only perfect specimen of this wolf before me is rather small, and otherwise not in very 
good condition. It is about the size of a pointer dog. The muzzle is long and acute ; the width 
between the eyes about one and three-quarter inches; the distance from muzzle to eyes, 
