ROSS ON MAMMALS, ETC. OF THE MACKENZIE BIVEB DTSTEICT. 273 



No. of Species. 



11. Piitorius RicTiardsonii ? (Bonap.). Little Ermine. Boston 



to Lapierre's House : ratlier rare. 



12. Putorius noveboracensis ?\\ (De Kay). Ermine. Northern 



New York to 62° North : rare. 



13. Putorius Joni]iccmda?\\ (Richards). Long-tailed Weasel. 



Upper Missouri to 62° North : rare. I am far from 

 certain of the identities of the three last species. All the 

 Ermines which are killed in this District have the white of 

 the winter coat slightly tinged with sulphur yellow. 



14. Putorius vison\\ (Richards.). Brown Mink. Teth-gew-say, of 



the Chipewyan Lidians ; Trai-ek-puck, of the Eastern 

 Eskimos. Range, from Florida to the Arctic coast : 

 common. 



15. Putorius nigrescens \\ (Aud. and Back.). Little Black Mink. 



N orthern New York to 62° North. This supposed species is 

 nothing more than the young of the P. Vison. 



Genus Gulo. 



16. Giilo luseus II (Sabine). Wolverine. Carcajou. N6-gah, of 



the Chipewyan Indians ; Kha-vig, of the Eastern Eskimos. 

 Northern New York to Arctic coast : common. 



Lutringe. 



Genus Lutra. 



17. Lutra canadensis \\ (Sabine). Otter. Naw-pee-ah, of the 



Chipewyan Indians. Florida to Ai'ctic coast: not un- 

 common. 



(Melius.) 



Genus Mephitis. 



18. Mephitis mephitica (Shaw). Common Skunk. Texas to Port 



Resolution, Great Slave Lake. I have never seen a living 

 specimen of this animal in McKenzie's River ; but I found 

 the bones and a part of the skin of one a short distance 

 from the shores of Great Slave Lake. 



Family TJrsidcs. 



Genus Ursus. 



19. Tlrsus Iwribilis (Ord.). Grizzly Bear. Sas-tel-kie, of the 



Chipewyan Indians. Plains of Upper Missouri to Youcon 

 River : not rare in the moimtain ranges. 



20. Ursus americanus\\ ^ (Aud. and Back.). Black and Brown 



var. americanus > Bears. Sas, of the Chipewyan In- 



Vrstcs cinnamoneus ) dians. Common throughout to the 



Arctic Circle, and beyond : the brown variety is very rare. 



21. Ursus arctos ? Barren-groimd Bear. Inhabits the barren- 



grounds and Arctic coasts. Distmguished from the 

 U. Jiorihilis by its smaller size and reddish coloration. 



