166 



680. The proximal end of the left femur of the Mastodon elephantoides : the 



great trochanter is broken off. 



From the tertiary deposits of the Sub-Himalayan district, India. 



Presented by the Rev. E. Everest, F.G.S. 



681. The distal end of the right femur of the Mastodon elephantoides. 



From the tertiary deposits of the Sub- Himalayan district, India. 



Presented by the Rev. E. Everest, F.G.S. 



682. The distal end of the left femur of the Mastodon elephantoides. 



From the tertiary deposits of the Sub-Himalayan district, India. 



Presented by the Rev. E. Everest, F.G.S. 



683. The right astragalus of the Mastodon elephantoides. 



From the tertiary deposits of the Sub-Himalayan district, India. 



Presented by the Rev. E. Everest, F.G.S. 



684. The os trapezoides of the right fore-foot of a young Proboscidian, pro- 

 bably the Mastodon elephantoides. 



From the tertiary deposits of the Sub-Himalayan district, India. 



Presented by Thomas Bacon, Esq, 



685. The second metacarpal bone of the left fore-foot of a young Proboscidian, 

 probably the Mastodon elephantoides : both extremities of the bone are 

 in the condition of epiphyses. This specimen and No. 684 were discovered 

 in continuity with the lower jaw of the young Mastodon elephantoides, 

 Nos. 668 and 669. Presented by Thomas Bacon, Esq. 



Mastodon latidens. 



686. A plaster cast of a portion of the right ramus of the upper jaw of the 

 Mastodon latidens, Clift. The grinding surface, which is nine inches 

 and a half in length, presents nine ridges, of which the first two have 

 been blended together by attrition, the third presents a single transverse 

 cavity, the fourth is divided into two mammillae ; in the fifth the subdi- 

 visions of the two principal mammillae have begun to be abraded, the re- 



