124 APES AND MONKEYS. 



This is rendered more probable hy the fact that the animal is not found in Gilolo, 

 which is only separated from Batchian by a very narrow strait. The introduction 

 may have been ver}^ recent, as in a fertile and unoccupied island such an animal 

 would multiply rapidly." In its arboreal habits, and predilection for fruit, the 

 black ape is essentially a macaque, and not a baboon. 



The Gelada Baboon. 



Genus The)'opitkecus. 



The extraordinary-looking animal represented in the accompanj-ing woodcut is 

 our first example of the group of baboons, or dog-faced monkeys, so called from the 



THE GELADA BABOOS (J liat. Size). 



great prolongation of their muzzles, which far exceeds that obtaining in the black 

 ape, and gives to them an expression quite difl'erent from that of anj- other members 

 of the ortler We reserve our remarks for the other peculiarities of the baboons till 



