DESCRIPTION OF PLATES. 85 



outline ; e. trapezium in outline ; /. trapezoid in outline ; g. os magnum 

 in outline; h. cuneiform in outline. — B.M. 



Figs. 20, 20 a, and 20 b. — Lower end of radius and ulna. — B.M. 



Fig. 21. — Carpal bones in situ : — a. scaphoid; b. semilunar in out- 

 line ; c. cuneiform ; f. trapezoid in outline ; g. os magnum ; k. cuneiform. 



Figs. 22 to 26. — Carpal bones detached; three views of each. 



Fig. 22.— Eight scaphoid.— B.M. 



Fig. 23. — Eight semilunar. 



Fig. 24. — Eight cuneiform. — B.M. 



Fig. 25. — Eight os magnum. — B.M. 



Fig. 26. — Eight cuneiform. 



Figs. 27 to 32. — Metacarpal bones and phalanges. — B.M. 



Figs. 33, 33 a, and 33 b. — Lower end of united radius and ulna, 

 right side. This specimen is remarkable, as being from Ava. — B.M. 



Plate LXVI. 



Hippopotamus (Hexaprotodoii) Sivalensis. Bones of posterior 

 extremity. 



Figs. 1, 1 a, 1 b, and 1 c. — Left femur, entire.— B.M. 



Figs. 2, 2 a, and 2 b. — Upper end of left femur. — B.M. 



Figs. 3, 3 a, and 3 b. — Upper end of right femur. — B.M. 



Figs. 4, 5, and 6. — Three fragments showing lower end of femur ; 

 three views of each specimen. — B.M. 



Figs. 7, 8, and 9. — Three patella?; two views of each. — B.M. 



Figs. 10, 11, and 12. — Fragments showing upper extremity of tibia; 

 three views of each. — B.M. 



Figs. 13, 13 a, 13 b, and 13 c— Entire tibia.— B.M. 



Figs. 14, 15, 16, and 17. — Fragments showing lower end of tibia ; 

 three views of each. — B.M. 



Figs. 18 and 18 a. — Lower end of tibia and fibula, with bones of 

 tarsus : — a. astragalus ; c. calcaneum ; e. scaphoid. 



Figs. 19 and 19 a. — Calcaneum. — B.M. 



Figs. 20 to 25. — Bones of tarsus, detached. — B.M. 



Figs. 20, 21, 22, 23, and 24. — Eepresent different specimens of 

 astragalus; three views of each. 



Figs. 25, 25 or, and 25 b. — Left cuboid bone. 



Figs. 26, 26 a, 26 b, 27, and 27 a.— Metatarsal bones.— B.M. 



Plate LXV1I. 



Merycopotamus dissimilis. (Falc. and Caut.) 



Fig. 1. — Var. major. Upper surface of cranium, the anterior portion, 

 or muzzle, broken off. — B.M. 



