REFERENCES TO THE PLATES. 133 



Figs. 1, 8. Metatarsal bone. 



Fig. t. Upper view. 



Fig. 8. Lateral view. 



Figs. 9, 10. Another metatarsal 



Fig. 9. Lateral view. 



Fig. 10. Inferior view. 



Figs. 11, 12. Phalanx. 



Fig. 11. Upper view. 



Fig. 12. Lateral view. 



PLATE XV 



Hadrosaurus Foulkii. Figures one-fourth the diameter of the original 



Figs. 1-6. The left femur. 



Fig. 1. Anterior view. 



Fig. 2. E.xternal view. 



Fig. 3. Internal view. 



Fig. 4. Posterior view. 



Fig. 5. Upper view. 



Fig. 6. Lower view, a, Head ; 6, trochanter ; c, process Oi .,ne shaft ; d, internal condyle ; 

 e, external condyle ; /, canal between the condyles in front ; g, canal between the condyles behind. 



Figs. 7, 8. Lateral and superior views of a metatarsal bone, supposed to belong to the same 

 animal, from Freehold, Monmouth County, New Jersey. 



PLATE XVI. 



Bones of the left leg of Hadrosaurus one-fourth the diameter of the originals. 



Figs. 1-6. The tibia. 



Fig. 1. Anterior view. 



Fig. 2. Internal view. 



Fig. 3. External view. 



Fig. 4. Posterior view. 



Fig. 5. View of the head from above. 



Fig. 6. Inferior view of the tarsal extremity. 



Figs, t, 8. The fibula, without the upper extremity 



Fig. t. External view. 



Fig. 8. Inferior view of the tarsal end. 



PLATE XVII 



Figs. 1-3. Left humerus, resembling that of Hadrosaurus, from Monmouth County, New Jersey, 

 one-fourth the diameter of the original. 



Fig. 1. Posterior view. 



Fig. 2. Anterior view. 



Fig. 3. External view. 



Figs. 4, 5. Supposed ilium of Hadrosaurus, one-fourth the diameter of the original 



Fig. 4. Anterior view. 



Fig. 5. Sacral border. 



Figs. 6, 7. Fragments of a tibia, of Coelosaurus, from Monmouth County, one-half the diameter 

 of the originals. From the collection of Mr. Willis. 



Fig. 6. Fragment of the upper extremity. 



