TOXODONTID.E. 169 



39378. The hinder part of the right ramus of the mandible, con- 



taining the three true molars ; from the Pleistocene of 

 the Rio Negro, Uruguay. 



Presented by D. A. Stoddart, Esq., 1865. 



43238. The right upper inner incisor ; from the Pleistocene of 

 Buenos Ayres. Presented by Senor L. J. Fontana, 1871. 



49197 a. The right upper inner incisor : from the Pleistocene of 

 Buenos Ayres. Purchased, 1878. 



49197 C. The base of an incisor, associated with the cranium No. 

 49197. Purchased, 1878. 



39380. Fragment of an incisor ; from the Pleistocene of the Rio 

 Negro. Presented by D. A. Stoddart, Esq., 1865. 



39379. The imperfect extremity of the left inner upper incisor ; 



from the Pleistocene of the Rio Negro. 



Presented by D. A. Stoddart. Esq., 1865. 



40494. Portion of an upper incisor ; from the Pleistocene of Uru- 

 guay. Presented by W. O. Lettsom, Esq., 1868. 



43238. The enamel of an incisor ; from the Pleistocene of Buenos 



Ayres. Presented by Senor L. J. Fontana, 1871. 



19956. The first and second left upper true molars ; from the 

 Pleistocene of Buenos Ayres. Purchased, 1846. 



49197 b. The third right upper true molar ; from the Pleistocene of 

 Buenos Ayres. Purchased, ] 878. 



43239. The left femur; from the Pleistocene of Buenos Ayres. 



Presented by Senor L. J. Fontana, 1871. 



43240. Part of the proximal extremity of the left femur ; from the 



Pleistocene of Buenos Ayres. 



Presented by Senor L. J. Fontana, 1871. 



49198. The distal half of the left femur ; from the Pleistocene of 

 Buenos Ayres. Purchased, 1846. 



