54 THE STRUCTURE OF MAN 



Gratiolet has established the fact that the higher races of 



A 



FIG. 37. MEDIAN SECTIONS THROUGH THE HEAD OF A DEER (A), BABOON (B), 



AND MAN (C). 



The relation of the cranium to the nasal cavity should be noted. The former, with gradual 

 enlargement, comes to overlie the latter, thereby altering the facial angle (cf. 

 with these Figs. 32-36). 



men differ from the lower in the order of obliteration of the 



