PLATE XXIII 



Described 

 on Page 



Fig. 1. Merycochoerus ■profrius Leidy. Lateral view of frag- 

 mentary skull and jaw. GHT. Cat. No. 156 U.S.N.M. 

 1/2 nat. size. (After Leidy, 1869.) 157 



Fig. 2. Same as Fig. 1. Crown view of superior dentition. 



Fig. 3. Same as Fig. 1. Crown view of inferior dentition. 



Fig. 4. Merycochoerus matthewi Loomis. Superior view of skull. 

 HT. Cat. No. 12970 A.M.N.H. 1/3 nat. size. (Photo- 

 graph from the American Museum of Natural History.) 156 



Fig. 5. Same as Fig. 4. Lateral view of skull and jaw. 



356 



