IN BORNEAN FORESTS 



[chap. 



cheek-expansions makes a very great difference in the physiognomy 

 of these apes. Thus whilst the aspect of an ordinary orang-utan, 

 especially if young, is very human, that of the Mayas Tj aping, 

 with its lateral expansions, is much less so than that of many other 

 monkeys. 



I do not think that any zoologist at the sight of two orangs of 

 the same age, one with, and the other without cheek-expansions, 

 would hesitate a moment in considering them distinct species. 

 To my eye the difference is, indeed, greater than that between 



Fig. 36. SKULL OF MAYAS KASSA (£). 



the Bactrian camel with its two humps and the Arabian animal 

 with one, which are unanimously considered by naturalists as 

 different species. But on the other hand have we not in our own kind 

 the Hottentot women provided with those adipose protuberances 

 which constitute the so-called steatopygia ? Yet this has not caused 

 any competent anthropologist to separate these people, and con- 

 sider them as specifically distinct from the rest of mankind. 



Steatopygia in the human species or in other mammals being 

 merely a local accumulation of fat, corresponds perfectly, except 



196 



