110 DR. J. E. GRAY ON THE MUSTELIDE. [Jan. 24, 
P. communis, Cuvier, R.A. 
P. vulgaris, Gray ; Owen, Brit. Foss. Mamm. 122, f. 38, 39 (skull). 
P. fetidus, Gray, Cat. Mamm. B. M. 64; Gerrard, Cat. Bones 
B. M. 92. 
Fitchet Weasel, Penn. B. Z. 136. 
Var. 1. furo. More or less albino ; eyes red. 
Mustela furo, Linn. 
Furet, Buff. H. N. vii. t. 26, 27, 28, 29. m 
Var. 2. subfuro, Polecat-Ferret. Yellow; the legs, tail, toes, and 
tips of the hairs black; head white. Bred from two yellow Ferrets. 
(Saffron Walden Museum.) 
Le Furet putoire, Buff. H. N. Supp. t. 27. 
The skulls vary considerably in the width and depression of the 
brain-case; but they are never suddenly contracted in front behind 
the orbit, as the skull of P. eversmannit. 
2. PUTORIUS EVERSMANNII. 
Fur soft, black-brown, in winter whitish or yellowish, hairs of 
back black-tipped; limbs short; the thighs and end of the tail 
black ; the skull broad ; brain-case suddenly and strongly contracted 
in front behind the orbits ; orbits large. 
Mustela putorius, var., Pall. Z. R. A. 89. 
MM. eversmannii, Less. Man.; Nordm. Faun. Pont. 16. 
M. putorius, var. sibirica, Fischer, Syn. Mamm. 
M. putorius, Blyth, J. A. 8. B. xi. 281. 
M. putorius tibetanus, Hodgson, J. A. S. Beng. xxiii. 446, 1849, 
1.; Horsf. Cat. Mus. I. H. 103, P. Z.S. 1856, 398. 
Hab. Siberia (Pallas), B.M.; Thibet (Hodgson), B.M. 
The skull is considerably larger than that of the Putorius fetidus. 
3. ? PuTORIUS NIGRIPES. 
Yellowish brown above, below white ; forehead, feet, and end of 
tail black. Tail and hair at end one-third the length of body and 
head; length 19 inches; tail 53 inches. 
Putorius nigripes, Aud. & Bachm. N.A. Quad. ii. 297, t. 93; 
Baird, N. A. Mamm. 180. 
Hab. North America, Platte region. Not seen by Dr. Spencer 
Baird. 
** Back spotted or mottled. 
4, Purortus sarmaticus. Vormela, or Peregusna. B.M. 
Fur soft, brown and yellow, varied above; head, belly, feet, and 
tip of tail deep black ; frontal band and ears white. 
Mustela sarmatica,* Pallas, Spic. Zool. xix. t. 41. 
M. peregusna, Guld. 
M. precincta, Ranz. 
Putorius sarmaticus, Gray, Cat. Mamm. B. M. 64. 
Hab. Russia. 
