PLATE II. 



Fig. 3. Fig. 4. 



1. DIDYMODON VAUCLUSIANUS : 2. Top View of Molars. 



(From the specimen, nat. size.) 

 3 EQUUS MACROGNATHUS (one-fourth linear). 

 4. EQUUS DEVILLII (one-fourth linear). 



S. J. Mackie del. 



