FEB., 1912. MAMMALS OF ILLINOIS AND WISCONSIN CORY. 329 



Subfamily MUSTELINE. Wolverine, Martens, Fisher, 

 Minks and Weasels. 



Wolverine. 



General color brown with more or 

 less yellowish white marking; total 

 length usually 28 to 33 inches; tail 

 about 8 inches. 



Genus GULO, p. 352. 



Fisher. 



General color dark brown; legs, 

 lower back and belly blackish; cheek 

 teeth 5 above and 6 below on each side 

 of jaw; total length about 34 inches. 



Genus MUSTELA, p. 381. 



Marten. 



General color yellowish 

 brown shading to blackish 

 on legs and tail; head 

 more or less grayish or 

 yellowish; a yellowish or 

 buffy patch on throat and 

 breast; cheek teeth 5 

 above and 6 below on 

 each side of jaw; total 

 length usually 22 to 25 

 inches. 

 Genus MUSTELA.p^S I . 



Weasel. 



Cheek teeth 4 above 

 and 5 below on each side 

 of jaw; general color (in 

 summer) brown above; 

 under parts white or 

 yellowish; or (in winter) 

 general color white; total 

 length from 7 to 16 inches. 



Genus PUTORIUS, 



P- 358. 



Mink. 



Cheek teeth 4 above 

 and 5 below on each side 

 of jaw; general color 

 brown; under parts brown 

 with generally a white 

 spot on chin and often 

 another between the fore 

 legs; total length usually 

 from 1 8 to 25 inches. 



Genus PUTORIUS, 

 (Subgenus LUTREOLA), 

 p. 361. 



