mttstelidJe. — rti. 17 



/. CANIS, Linnaeus. Wolves. 



1. C. lupus, L. Wolf. Color exceedingly variable; 

 northward it is chiefly gray, southward more and more 

 blackish and reddish, till in Florida black wolves pre- 

 dominate, and in Texas red ones. N. A. and northern 

 parts of the Old World. (C. occidentalis, Auct.) 



2. VULPES, Brisson. Foxes. 



1. V. vulgaris, Fleming. Red Fox. Cross Fox. Silver 

 Fox. Black Fox. Chiefly red, with black feet and ears; 

 tip of tail white. A single species, widely variable in 

 color, as indicated by the common names. N. Am. 

 Europe ( V. fulims, Auct.) 



3. UROCYOH, Baird. Geat Foxes. 



1. U. cinereo-argeniatus, (Schreb.) Coues. Geat 

 Fox. Chiefly gray; fur dusky or fulvous, hairs hoary at 

 tip; tip of tail usually dark. Penn. S., W. to the Pacific. 



FAMILY III. — MUSTELID^, 



(The Weasels.) 

 Camivora either plantigrade or digitigrade, with the 

 toes 5-5. Molars ^:J^ (rarely \:^ ); the upper and the last 

 lower one tubercular; no coecum. Most species provided 

 with glands pear the anus which secrete a fetid liquid. 

 Some are strictly carnivorous while others are rather om- 

 nivorous. Size usually medium or small. They are found 

 in all parts of the earth excepting the Australian region. 



* Last or true molar of upper jaw short, small, transversely elon- 

 gated ; toes short ; claws retractile. (Mustelin.*;.) 

 t Teeth 38 ; body slender ; feet digitigrade ; tail rather long ; low- 

 er first molar with an internal tubercle. . Mustbla, 1. 



