54 



SIMIIDJ]. 



and not much tapered anteriorly. The occipital is muchuptilted, and the symphisis 

 of the lower jaw is rather receding. 



Fig. 1. — Profile of the skull of the male Leonioe Monkey {Macacus leoninus) from Burma. | nat. size. 



Fig. 2.— Upper view of skull of M. leoninus $, from Burma. | nat. size. 



The female is considerably smaller than the male skull, the ridges are but little 

 developed, and the muzzle is less heavy, shorter, and more pointed. The occipital 

 region also is much less uptilted. 



