ELEPHANTIDJE. 51 



18788. An imperfect and half-worn second lower true molar. 



Cautley Collection. Presented, 1842. 



16381. Fragment of the left ramus of the mandible, with the im- 

 perfect m7l2 not fully protruded. 



Cautley Collection. Presented, 1842. 



Fig. 12. 



Mastodon sivalensis. — The first right lower true molar ; from the Pliocene of the 

 Siwalik Hills, f . The lower border of the figure is the outer border of 

 the specimen. 



M. 2874. Fragment of the right ramus of the mandible, containing 

 (Pig-) m73 in an early stage of wear. Figured by Falconer and 



Cautley, op. cit. pi. xxxvii. figs. 8, 8 a. The tooth has 



six ridges and a talon. 



Transferred from the Old Indian Museum, 1880. 



M. 2869. Fragment of the right ramus of the mandible, containing 

 {Fig.) the much- worn m73 (incomplete anteriorly). Figured by 

 Falconer and Cautley, op. cit. pi. xxxvii. figs. 7, 7 a. 



Cautley Collection. Presented, 1842. 



M. 2865. Fragment of the left ramus of the mandible, containing 



{Fig.) the first four ridges of m . 3. Figured by Falconer and 



Cautley, op. cit. pi. xxxvii. figs. 6, 6 a, the tooth being 



regarded as m . 2. Presented by Dr. Hugh Falconer. 



M. 2870. Fragment of the right ramus of the mandible, containing 

 {Fig.) the hinder part of the much-worn m . 3. Figured by 

 Falconer and Cautley, op. cit. pi. xxxvii. figs. 5, 5 a. 



Cautley Collection. Presented, 1842. 



e2 



