B 



PLATE 72. A. Gila monster {Hcloderma horriduni}. B. Some varieties of North American 

 skunks of the sub-genus Chincha : I. Chincha mesomelas (Louisiana) ; 2. C. mephitis (Keewatin) ; 

 3. C. estor (Arizona); 4. C. putida (Massachusetts); 5. C. elongata (Florida); 6 and 7. 

 C. macroura milleri (Northern Mexico). Figures of skunks from A. H. Howell's Revision of 

 the Skunks of the Genus Chincha {North American Fauna, No. 20), by the courtesy of the United 

 States Department of Agriculture. 



