PLATE III 



Described 

 on Page 



Fig. 1. Merycoidodon culbertsonii fericulorum (Cope). Lateral 



view of skull and jaw. HT. Cat. No. 6397 A.M.N.H. 55 



Same as Fig. 1. Superior view. 



Merycoidodon gracilis coloradoensis (Cope)^Af. gracilis. 

 Lateral view of skull. HT. Cat. No. 6404 A.M.N.H. 51 



Same as Fig. 3. Superior view. 



Same as Fig. 3. Inferior view. 



Eforeodon left acanthus (Cope). Superior view of skull. 

 HT. Cat. No. 7695 A.M.N.H. 70 



Same as Fig. 6. Lateral view. 



Same as Fig. 6. Inferior view. 



One-half natural size 



(Photographs from the American Museum of Natural History) 



316 



