PLATE XVII. 

 All figures natural size. 



Procamcliis major. 



Figs, i to 5. Third and fourth upper right premolars, and first, second, and third 



molars. Probably from one individual. 

 Figs. 6 to 10. Third and fourth lower right premolars, and first, second, and third 



molars. Probably from one individual. 

 Fig. ii. First, second, and third deciduous molars, and first true molar of a young 



animal. 



Fig. 12. Fourth upper right premolar. 

 Fig. 13. First lower left incisor. 



Fig. 14. Second lower right incisor of a young animal. Ventral aspect. 

 Fig. 15. Lower left canine of a young animal. 

 Fig. 16. Upper left canine. 



Procainclus mediits. 



Fig. 17. Third upper right molar. 

 Fig. 1 8. Second upper right molar. 



