308 
Z00L0Q7. 
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 foi-m of their skull, of their brain 
Fig. 333.— The Chimpanzee, variety Tshego, From Brehm's Thierleben. 
with its conyolutions, iind in the teeth, there is a still 
nearer approach to man. 
There are three typical forms or genera of apes, i.e.y the 
gibbon [Hylolates, Fig. 331); the ovsiug {Mwietes pithecus^ 
Fig. 332), the chimpanzee (M. niger, Fig. 333), and the 
