1865.] DR. J. E. GRAY ON THE MUSTELID. 113 
upper lip. In most specimens of the European and American Er- 
mines the white on the lips is very distinct and well marked. 
The specimen formerly named M. richardsonii, in the British 
Museum, has the hinder part of the upper lip white, but the hair 
is bent back and lost off the front part. 
3. MustTELA AGILIS. 
Reddish grey ; hairs grey, with a broad yellow ring and reddish 
tip; tail shorter than the body, reddish grey, darker at the tip, 
beneath greyish white ; head black, brown above, with a white border 
to upper lip. 
Length 10 inches; tail 4; head 13. 
Mustela agilis, Tschudi, Fauna Peruviana, 110 (not Bachm.) ; 
Baird, Mamm. N. A. 165. 
Hab. Peru, Cordilleras. 
+t Back and tail uniformly coloured. Gale. 
4. MusteLa vuLGARIS. Weasel. B.M. 
Brown ; lower lip and beneath white; upper lip and tail brown ; 
tail less than half the length of the body. Winter-fur pure white. 
Mustela vulgaris, Briss. R. A. 241; Erxl. M. 471; Gray, C. M. 
B. M. 65; Blainv. Ostéogr. Mustela, t. 7 (skull), t. 13 (teeth) ; 
Nilsson, Skand. 163; Gerrard, Cat. of Bones B. M. 93; Schrenck, 
Amurland, 41. 
Mustela gale, Pallas, Zoogr. 194 (albino in winter). 
M. nivalis, Linn. Act. Suec. vi. t. 8; S. N. 169. 
Common Weasel, Penn. B. Z. i. 951, t. 7. f. 17. 
Hab. North Europe, North Asia, England, France (B. 1.). 
Var. americana. 
Putorius vulgaris, Richardson, F. B.-A. 145. 
P. cicognani, Richardson, Beechey’s Voy. 10. 
Mustela vulgaris, Max. Reise, i. 98. 
Mustela pusilla, Dekay, N. Y. 134, t. 14. f. 1. 
Putorius pusillus, Aud. & Bachm. N.A. Quad. ii. 100, t.64; Baird, 
M.N. A. 159. 
Common Weasel, Penn. Arctic Zool. 75; Pr. Max. Arch. f. Nat. 
1861, p. 229. 
Hab. North America. 
Tip of tail sometimes darker. 
5. MusTeELA BOCCAMELA. B.M. 
Chestnut ; upper lip, inside of limbs, feet, and beneath white; tail 
almost half as long as the body, scarcely darker. 
Mustela boccamela, Bechst. Naturg. Deutschl.; Sundevall, K. V. 
Acad. Hand. 1841, p. 215; Blainv.Ostéogr. Mustela, t.13, f. (teeth) ; 
Kuster, Isis, 1835; Bonap. Fauna Ital. t. 
Proc. Zoou. Soc.—1865, No. VII. 
