322 ON SOME FOSSIL REMAINS OF MAN 



rest of the animal framework, are developed in succession 

 the base of the skull is formed before its sides and roof ; 



Fio. 26. Side and front views of the round and orthognatbous skull 

 of a Calmuck, after Von Baer. One-third the natural size. 



it is converted into cartilage earlier and more completely 

 than the sides and roof : and the cartilaginous base ossi- 



