84 



PAET II. 



The second and more interesting question 

 now follows : " What are the degrees of re- 

 semblance to man which the various kinds of 

 apes exhibit ? ' 



It may be well to begin with what is most 

 manifest and external — the hair. All the 

 apes and all the Half-apes agree together, 

 and differ from man in having the body almost 

 entirely clothed with copious hair, and es- 

 pecially in never having the back naked. 

 The poster o-inferior part of the body is 

 indeed conspicuously naked, and the skin 

 there thickened, in the Baboons and long- 

 tailed monkeys of the Old World. But the 

 presence of such ischial callosities can hardly 



