XXV] CLASSIFICATION 721 



Sub-order 1. Pissipedia. 



Carnivora with separated digits : a distinct carnassial tooth 

 and one or more broad molars. 



Family 1. Felidae. 



Fissipedia with short face and a reduced number of pre- 

 inolar and molar teeth: with retractile claws. 



Ex. Fells. 

 Family 2. Canidae. 



Fissipedia with long face and full number of premolar 

 teeth : claws non-retractile. 



Ex. Canis. 

 Family 3. Ursidae. 



Fissipedia with long face: teeth blunt and partially 

 adapted for a vegetable diet : plantigrade in gait. 



Ex. Ursus. 

 Family 4. Procyonidae. 



Fissipedia with a sharp pointed muzzle and reduced 

 number of teeth, otherwise like Ursus. 



Ex. Procyon. 

 Family 5. Mustelidae. 



Fissipedia with long necks and exceedingly flexible 

 bodies : a reduced number of teeth : in the skull and in 

 the shape of the carnassial tooth they resemble Ursidae 

 but they are digitigrade in gait. 



Ex. Lutra, Meles, Mustela, Mephitis. 

 Family 6. Viverridae. 



Fissipedia with long necks and exceedingly flexible 

 bodies; a reduced number of teeth, but the teeth are 

 more numerous than in the Felidae. In the skull and 

 the shape of the carnassial tooth they resemble the Felidae. 



Ex. Viverra. 

 Sub-order 2. Pinnipeclia. 



Aquatic Carnivora with the toes united by a web of skin : 

 the tail is rudimentary, but the two hind-limbs are turned 

 backwards and closely apposed so as to form a paddle : no 

 distinct carnassial tooth and no broad molars. 

 S. & M. 46 



