k=3i^ 



' "S'S'rafeSMBfe^' ■ 



CROCODILE, WELL ILLUSTRATING THE CHARACTER OF THE DENTITION 



into ptCi 



Tke iQiutr rusk-like teeth Jit into notches in the upper jaiv^ and are 'visible ivhen the mouth is dosed. In the alligator these teeth fit 

 in the upper jaiVy and are hidden from 'vieiu under the like conditions 



LSI 



