22 UNGULATA. 



3 (0. C). The right ramus of the mandible, with ^7~3 ; from Ohio. 



{Fig.) This specimen is described and figured by Hunter in the 

 Phil. Trans, vol. Iviii. p. 34 et seq. pi. iv. figs. 1, 3 

 (1768). Presented by the Earl of Shelburne, 1768. 



17148. Part of the right ramus of the mandible, with m . 3 ; from 

 Missouri. Purchased. About 1844. 



17073. Part of the right ramus of the mandible, with i^T2 and m . 3 ; 

 from Missouri. Purchased. About 1844. 



17396. Part of the right ramus of the mandible, with the unworn 

 m. 2 and m . 3 ; from Missouri. Purchased. About 1844. 



17352. Part of the right ramus of the mandible, with ^7~2 and ^73 ; 



from Missouri. Purchased. About 1844. 



17348. Part of the right ramus of the mandible, showing ^71 and 

 m. 2 ; from Missouri. Purchased. About 1844. 



17353. Fragment of the right ramus of the mandible, with ^73 ; 



from Missouri. Purchased. About 1844. 



17356. Fragment of the right ramus of the mandible, with m73; 

 from Missouri. Purchased. About 1844. 



40786. The second right lower milk-molar ; from " Big-Bone Lick." 



Presented by C. Falconer, Esq., 1867. 



17562. The second right lower milk-molar ; from Missouri. 



Purchased. About 1844. 



17563. The third right lower milk-molar; from Missouri. 



Purchased. About 1844. 



17564. The fourth right lower milk-molar ; from Missouri. 



Purchased. About 1844. 



17342. The fourth right lower milk-molar ; from Missouri. 



Purchased. About 1844. 

 40784. The fourth left lower milk-molar ; from the Osage river. 



Presented by C. Falconer, Esq., 1867. 



17402. The first right lower true molar, in an early condition of 

 wear ; from Missouri. Purchased. About 1844. 



M. 3496. The first right lower true molar, in a much- worn con- 

 dition ; from North America. flo history. 



17329. The first left lower true molar, in an early stage of wear ; 

 from Missouri. Purchased. About 1844. 



