50 



form cavity, from which they are gradually pro- 

 truded as they are required for the purpose of 

 grinding. To those who wish to study this 

 subject more profoundly, it will be well to read, 

 in the Philosophical Transactions for i ygg, two 

 learned papers by Mr. Corse and Mr. Home. 



Between the temporal bone of this animal 

 and that of the elephant there is a considerable 

 difference in every part ; I shall only observe, 

 that where the socket of the eye in the elephant 

 appears scooped out of the anterior projection 

 of the temporal bone, in this animal there is not 

 the least appearance of such an orbit, but in- 

 stead thereof, a great mass of bone. 



To those who have not seen the originals, 

 words are inadequate to convey a correct idea 

 of the difference in form between the jaw of this 

 animal and that of the elephant. The under 

 jaw of the elephant terminates in a point, which 

 in its direction corresponds with the tusks ; the 

 same part in this animal is composed of a large 

 projection of a foliated appearance like the leaf 

 of the mallard. And although the lip of the 

 elephant is large and powerful, in this there ap- 

 pears the origin of one infinitely more so ; per- 

 haps a long and powerful assistant to the pro- 



