FAUNA AMERICANA. 45 



Family CARNIVORA. 



Char. Six incisors in each jaw ; molars most 

 generally cutting, sometimes tuberculous; the 

 crowns nev er furnished with sharp tubercles ; ca- 

 nines very strong. 



\st Tribe., Plantigrada. 



Char. Entire soles of the hind feet resting on 

 the soil ; five toes to each foot. 



Genus. 



Ursus, Linn. Schreb. Lacep. Cuv. Geoff. lUig. 

 Prochilus, Illig. 



CHARACTERS. 



{f Incisor 6. 

 superior 20. < Canine 2. 

 C Molar 12, 

 r Incisor o. 

 inferior 22. -^ Canine 2. 

 (.Molar 14. 



Incisors regular; the two exterior stronger and 

 more pointed than the four intermediate ; these 

 two teeth in the lower jaw being broad, pointed, 

 having a very distinct lateral lobe at their exter- 

 nal base ; canines strong and conical ; number of 

 molars varying according to age; three very 

 broad, with square crowns, entirely tuberculous ; 

 the false molars small, obtuse, and separate ; body 

 rlumsv, covered with thick fur. 



