92 
U S. P R. R. EXP. AND SURVEYS 47TII PARALLEL. 
MUSTELA PENNANTII, Eixl. 
Fisher; Black Cat. 
J\Imlela pennantii, Erxleben, Syst. An. 1717, 479. (Based on FUher of Pennant.) 
Baird, Gen. Rep. Mammals, 1857, 149. 
Muslela canadensis, Schreber, Saiugt. Ill, 1778, 49 > tab. cx.xxiv. {Pekan of BufFon.) 
Add. & Bach. N. A. Quad. I, 1849, 307 ; pi. xli. 
Sp. Ch — Legs, belly, tail, and hinder part of back, black ; the back vvitli an increasing proportion of grayish white to the 
head. Length, over two feet. Vertebraj of tail exceeding twelve inches. 
Specimens were collected at Fort Dalles, (53,) and Steilacoom, (45.) 
The}^ are found quite plentifully in the thickly Avooded districts, along the eastern and, 
probably, the western base of the Cascade Range, on the parallel of Fort Dalles. Their favorite 
localities are forests, in the neighborhood of streams. 
MUSTELA AMERICANA, Turton. 
American Sable; Piue Marteu. 
Mustela americamis, Tubton's Linnaeus, I, 1806, 60. 
Mustela americana, Baird, Gen. Rep. Mammals, 1857, 152. 
Mustela martes, Jos. ISabine, Zool. App. to Franklin's Journey, 1823, 651. 
AuD. & Bach. N. A. Quad. Ill, 1853, 176 ; pi. cxxxviii, (Huron.) 
Sp. Ch,— Logs and tail blackish. General color reddish yellow, clouded with black; above becoming lighter towards tlie 
head, which is sometimes white. A broad yellowish patch on the throat, widening below so as to touch the legs. Central line 
of belly so -.letimes yellowish. Tail vertebrce, about ~ the head and body. Outstretched hind feet roach about to the middle of 
the tail with the hairs. Feet densely furred. 
Specimens were obtained from Cape Flattery, (139;) Snoqualme river, 0. T., (118,) and 
Fort Boise, (26.) 
PUTORIUS PUSILL S. 
Least Weasel. 
Puloriiis vulgaris, Rich. F. B. A. 1, 1829, 45. 
Mustela pusillu, Dekay, N. Y. Zool. I, 1842, 34; pi. xiv, f. 1. 
Putorius pusillus, Aud. & Bach. N. A. Quad. II, 1851, 100 ; pi. Ixiv. 
Baird, Gen. Rep. Mammals, 1857, 159. 
Sp. Ch. —Smallest of American weasels. Length about six inches to root of tail. Tail vertebras one fifth to one-sixth tho 
head and body. The terminal hairs about one-third the vertebrae, which do not exceed two inches. Tail slender, not tufted 
at the tip- Above, almost liver brown ; beneath, white. No distinct black tip to tho tail, though this is sometimes darker. 
Specimen collected at Steilacoom. 
PUTORIUS CICOGNANII. 
Small Brown Weasel. 
Mustela cicognanii, Bonap. in Fauna Italica, Mamm. 1838. Under head of Mustela boccamela. 
Putorius cicognanii, Baird, Gen. Rep. Mammals, 1857, 161. 
Mustela fusca, Aud. & Bach., J. A. N. Sc. Philada. VIII, ii, 1842, 288. 
Putorius fuscus, Aud. & Bach., N. A. Quad. Ill, 1853, 234 ; pi. cxlviii. 
Sp. Ch. — Length to tail, 8 inches or less. Tail vertebrEB, one-third this length. Black of tail, two-fifths its length. Out- 
stretched hind feet reach the end of the vertebraj. In summer, brown above, whitish beneath ; edge of upper lip white. In 
winter, white ; tail with black tip. 
One specimen collected at Puget's Sound. 
