308 



ZOOLOGY. 



ground; their posture is semi-erect; they are tailless, the 

 fore legs are much longer than the hind legs, and used as 

 arms, "the radius being capable of complete pronation and 

 supination. In the form of their skull, of their brain 



Fig. 333.— The Chimpanzee, variety Tshego. From Brehm's Thierleben. 



with its convolutions, and in the teeth, there is a still 

 nearer approach to man. 



There are three typical forms or genera of apes, i.e., the 

 gibbon {Hylobates, Fig. 331); the onmg(Mimetes pWiecus, 

 Fig. 332), the chimpanzee (M. niger, Fig. 333), and the 



