186 COMPAEATIVE DENTAL ANATOMY 



Malay archipelago. The incisors are of the hu- 

 man type, but the difference between the centrals 

 and laterals is not so marked as in the higher 

 Apes; they being more nearly of one width, like 

 the lower Quadrumana. The canines appear si- 

 multaneously with the third molars, and are of a 

 smaller, conical type than the other Apes. The 







-^? d*y 



WF 



Fig. 78. — Teeth of Orang-Outang. 



premolars are large and heavy, but of the low, 

 Simian type. 



The true molars are sub-equal in width, but 

 more reduced than those of the other Apes, and 

 more human. 



The Orang-Outang (Fig. 78) also inhabits the 

 Malay archipelago. It is quite human in its denti- 



