2U 



SOCIAL EVOLUTION 



blacks with long heads and kinky hair, blending off in 

 Africa to the Polynesian type from inter-breeding. All 

 this agrees with our original hypothesis. 

 Cfoy the purposes of our study of social evolution we 

 may dispense w^ith any further examination of the varie- 

 ties of the Australian-African group and of the Asian- 

 American group, and may concentrate our attention upon 



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ASIA 



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AFRICA 



Ficiui: (■)'.'. Xtii 



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lE3iC. 



>f Distriljutioii of Ori.iriiial linliU'ciciitiatod Race- 

 (According to (iiddiiig-. ) 



the varieties of tlie Polyncsian-Kuropcan grou\( The 

 European part of this race may he divided into two main 

 divisions. One of these is relatively loug-headed and 

 dark-comi)lexioned ; this division has ])een caUed tlie Eur- 

 African group. The other is relatively round-headed, 

 light-complexioned, and inhabits Europe west of the Ural 



