■< 



Oh 



< 



m 



a 

 •< 



H 

 O 

 H 

 m 



H 

 M 



O 



S 





A A A t Jt 



J MAN 



ANTHRO- 

 POIDS 



PROTO- 



AMTHROPOIOS 



LOWER 

 PRIMATES- 



TREESHREWS 



I 



Molars of: A. Primitive 

 tree-shrew; B. Primitive tree- 

 shrew; C, Primitive lemuroid 

 (after Matthew); D. Primi- 

 tive lemuroid (after Mat- 

 thew); E. Proto-anthropoid; 

 F. Proto-anthropoid (E and 

 F from stereoscopic photo- 

 graphs by McGregor); G. 



Vs 



Proto-anthropoid; H. An- 

 thropoid; I. Anthropoid; J. 

 Dawn-man; K. Neanderthal 

 man; L. Neanderthal man 

 (H, I, J, K, L, from stereo- 

 scopic photographs by Mc- 

 Gregor); M. Modern man; 

 N. Modern man. 



B 



For details, see pp. xx, xxi. 

 62 



