SPECIES OF MAMMALIA. 



drical, directed obliquely forward, the intermediate being 

 the strongest ; the canines greatly developed, forming 

 strong tusks ; the three or four first cheek-teeth conical and 

 simple ; head thick and square ; muzzle very large ; eyes 

 and ears small ; body very thick and heavy ; legs short, 

 terminated with four toes ; tail short ; mammae two, ven- 

 tral ; skin without hair, except at the extremity of the tail. 



735. 1. H. Amphibius (the RippoTpota,mus.) Dark dirty- 

 brown, body very heavy, and low on the legs ; ears far 

 back ; end of the jaw very wide to accommodate the enor- 

 mous teeth. 



nora/xos- of the Greeks. Hippopotamus of the Moderns ; 

 H. Amphibius, Lin. 



Icon. Prosper, Alpin Egypt, \. 22 and 23. Buff", t. xii. 

 3 and 6. Sup. iii. 28, and vi. 4 and 5. 



Inhabits nearly the whole of Africa. 



Obs. Desmoulins has divided this species into two dis- 

 tinguished by the character of the skull of specimens from 

 different parts of Africa. These he names H. Capensis, 

 and H. Senegcdensis. 



Genus III. Sus. 



Incisors |^ or ^ ; canines \:\ ; cheek-teeth i:|. The lower 

 incisors directed obliquely forward ; the upper conical ; 

 the canines increasing during the whole life of the animal, 

 growing out of the mouth, and frequently bending toward 

 the end ; cheek-teeth simple and tuberculous ; four toes on 

 all the feet, the two middle ones only touching the ground ; 

 nose elongated, cartilaginous, and furnished with a parti- 

 cular bone to the snout ; mammaj twelve ; body covered 

 with a thick skin, furnished with stiff hair. 



736. 1. S. Scropha (the Hog.) When wild, generally 

 of a blackish-gray, striped with bands during nonage ; 



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