Feb., 1912. Mammals of Illinois and Wisconsin — Cory. 7^7, 



Family ERETHIZONTID.E. American Porcupines. 

 Subfamily ERETHIZONTIN.^. 

 Genus ERETHIZON. 

 Erethizon dorsatmn (LiNN.). Canada Porcupine. 



"Suborder DUPLICIDENTATA. 



Family LEPORID^. Hares and Rabbits. 

 Gen'us LEPUS. 

 Subgenus LEPUS. 

 Lepiis americanus phceonotus Allen. Varying Hare, Snow-shoe Rabliit. 

 [Lepus campestris Bachman. Jackass Rabbit, "Jack Rabbit."] 



Genus SYLVILAGUS. 



Subgenus SYLVILAGUS. 



Sylvilagus floridatius nieanisii (Allen). Mearns's Cotton-tail Rabbit, Gray Rabbit 



Subgenus TAPETL 

 Sylvilagus aquah'cus (Bachman). Swamp Rabbit. 



Order FER.^. 

 Suborder FISSIPEDIA. 



Family FELID.E. The Cats, 

 Subfamily FELIN.E. 

 Genus FELIS. 

 Felis couguar Kerr. Panther, Cougar. 



Genus LYNX. 

 Subgenus LYNX. 

 Lynx canadensis Kerr. Canada Lynx. 



Subgenus EUCERVARL\. 

 Lynx ruffiis (Gulden.). Wild Cat, Bay Ljm.x. 



Family CANID.E. Wolves and Foxes. 

 Genus UROCYON. 

 Urocyon cinereoargenteus (Schreber). Gray Fox. 

 Urocyon cinereoargenteus ocythous Bangs. Wisconsin Gray Fox. 



Genus VULPES. 



Vulpes fulvus (Desmarest). Red Fox. 



Genus CANIS. 

 Cants nubilus Say. Gray Wolf, Timber Wolf. 

 Canis lalrans Say. Prairie Wolf, Coyote. 



Family MUSTELID.E. 

 Subfamily LUTRIN.E. Otters. 

 Genus LUTRA. 

 Lutra canadensis (Schreber). Canada Otter. 



