998 ON ABNOllStAL SKtTLLS 01' A LEMUR AND OUANa. [DeC. 15, 



its upper anterior angle with the frontal, but not in the Orang 

 or in the Cebidse, in which animals the union of the parietal 

 with the alisphenoid separates tlie frontal from the sijuamosal, as 



Fig. 2 A. 



Skull of Oraug (left side). 

 Fig. 2 B. 



Skull of Or.nng (i-iglit side). 

 1*. Puriatal. Pr Frontal. S, Squamosal. A. Alisphenoid. J. Jugal. 



