EXPLANATION OF THE PLATES. 



Fig. 4. Molar teeth of the same, broken on the outside edge, seen from above. 

 Fig. 5. Fragment of the lower jaw of a Hog. 

 Figs. 6 &7. Molar teeth of an Ox. 

 Fis;. 8. Molar teeth of a Deer? 



All these figures are of the natural size. 



Plate XLL 



Fig. 1. Lower extremity of right femur of Mastodon latidens ? 



Ft. In. 



Circumference above the condyles 2 2 



Circumference round the condyles 2 4 



Length of the fragment 12 



Fig. 2. Lower extremity of left femur of M. elephantoides ? 



Fig. 3. Condyles of the knee-joint of the same. 



Fig. 4. A corresponding view of fig. ] . 



Fig, 5. Upper extremity of tibia of M. latidens ? 



Fig. 6. Articulating surface of the same. 



Fig. 7. Upper extremity of right tibia of M. elephantoides ? 



Fig. 8. Articulating surface of the same. 



Fig. 9. Lower extremity of tibia of M. elephantoides ? 



Fig. 10. Articulating surface of the same. 



Fig. 11. Lower extremity of fibula of Mastodon. 



Fig. 12. Fragment of scapula of Mastodon latidens ? showing part of the external 

 surface. 



Fig. 13. External surface of patella of Mastodon. 



Fig. 14. Internal surface of the same. 



Fig. 15. Lower extremity of a metatarsal or metacarpal bone of Mastodon. 



Fig. 16. External surface of patella of Rhinoceros. 



Fig. 17. Internal surface of the same. 



Fig. 18. Upper extremity of tibia of Rhinoceros. 



Figs. 19& 20. Anterior extremity of the lower jaw of Hippopotamus (a young animal). 



Figs. 21, 22, & 23. Lateral view and transverse section of the core of the horn of a 

 large Antelope. 



Figs. 24 & 25. Lateral view and transverse section of the core of the horn of a smaller 

 animal of the same genus. 



