PLATE IV 



Described 

 on Page 



Fig. 1. Eforeodon dickinsonensis (Douglass). Superior view of 



skull. HT. Cat. No. 1584 CM. 68 



Fig. 2. Same as Fig. 1. Inferior view. 

 Fig. 3. Same as Fig. 1. Superior view of mandibular rami. 

 Fig. 4. Eforeodon helerue (Douglass). Superior view of mandibu- 

 lar rami. HT. Cat. No. 765 CM. 69 



Fig. 5. Same as Fig. 4. Lateral view of ramus. 

 Fig. 6. Same as Fig. 4. Superior view of skull. 

 Fig. 7. Same as Fig. 4. Inferior view of skull. 

 Fig. 8. Same as Fig. 4. Lateral view of skull. 



One-half natural size 

 (Photographs from the Carnegie Museum) 



318 



