1 66 



HUMAN BIOLOGY 



views of Others, but also of extensive personal knowledge of 

 peoples, and that of both the living and the skeletal remains. 

 It is restricted to the essentials. 



S" 





^^ 



o 



^^^ 



WHITES 



OR 



CAUCASOID 



< 



< 



o 



H 



O 



LAST GLACIAL 

 Fig. I. 



The Main Races or Stems 



There are three primary Stems or Races of Man. They are 

 the White, the Yellow-brown, and the Black; or the Caucas- 

 oid, the Mongoloid, and the Negroid. The terms are all 

 more or less unsatisfactory, but they are the best we have 

 and the most generally understood. (Fig. i.) 



Characterization. These three primary stems differ from 

 each other in a great number of items, but no feature, 

 except in its advanced development, is the exclusive property 



