Feb., 1912. Mammals of Illinois and Wisconsin — Cory. 377 



myself have examined the Kennicott Weasel from northern Illinois, 

 and agree that it is an immature noveboracensis and not cicognaniiJ^ 



The habits of this species are practically the same as those of the 

 New York Weasel. 



Specimens examined from Illinois, Wisconsin and adjoining states: 

 Wisconsin — Tomahawk Lake, i; (M. P. M.) Eagle River, Vilas Co., 



i; (O. C.) St. Croix River, Douglas Co., i; Racine Co., 2; Mercer, 



Iron Co., 4; Fox Lake, Iron Co. (skull), i; Langlade Co. (skulls), 3; 



Colfax, Dunn Co. (skulls), 6; Fisher Lake, Iron Co., 2; (S. C.) 



Beaver Dam, Dodge Co., 2 = 23. 

 Minnesota — Ft. Snelling, i ; Aitken, 12 = 13. 



inlergradation 



Map illustrating supposed range of Bonaparte's Weasel (Putorius cicognanii) and the southern 

 portion of the range of Richardson's Weasel iP. c. richardsoni) in eastern North America. 



Putorius cicognanii (Bonap.). Type locality — Northeastern North America. 



Description as previously given. 

 Putorius c. richardsoni (Bonap.). (Charlesw. Mag. Nat. Hist., II, 1838, p. 38.) 



Type locality — Fort Franklin, Great Bear Lake, British Columbia. Similar 



to cicognanii but larger; audital bullae larger. 



