Some Considerations respecting the Parietal Bone. 



333 



Temporal sliutting out the parietals. The parietals in the capybara 

 beaver, tapir and elephant and several others do not touch the 



Fig. 28. 

 Elephas (Juv.). 



sphenoidal alae, whilst in a very large number of genera these bones 

 do touch. 



Fig. 29. 

 Cebus capucinns. 



Fig. 30. 

 Callitlirix. 



Fig. 31. 

 Monkey (S. America). 



Fig. 32. 

 Mycetes. 



Fig. 38. 

 Reuwowler. 



Fig. 34. 



Cercopithecus. 



The parietal in the Quadrumana presents some interesting varieties. 

 The sphenoid is shut off from the parietals in Homo (sometimes), in 

 Orang (Satyrus) occasionally, Gorilla generally (there is sometimes a 



