34 UKGULATA. 



usually triangular in section, and their posterior angle, as in all 

 Buffaloes, is strongly marked, although the anterior is frequently 

 less distinct. In the female and young the horn-cores are sub- 

 cylindrical. The accompanying woodcut (fig. 4) shows the variation 

 in the form of the section of the horn-cores. 

 Hob. India. 



All the following specimens are from the Pliocene of the Siwalik 

 Hills, and, unless otherwise stated, belong to the Cautley Collection, 

 Presented, 1842 : 



39560. The calvarium and horn-cores of a male. This specimen is 



(Fig.) described and figured by Riitimeyer in the ' Kinder der 



Tertiar-Epoche ' (Abh. schweiz. pal. Ges. vol. v.), p. 147, 



pi. iii. figs. 1, 2, and is also figured in the ' Fauna Antiqua 



Sivalensis ' (unpublished), plate i. figs. 2, 2a. 



39585. The greater portion of the cranium of a male, with part of 

 (Fig.) the left horn-core. This specimen is described and figured 

 by Riitimeyer, op. cit. p. 151, pi. iii. fig. 7. 



48014. The upper portion of the cranium of a male, with the base 



of the right horn-core. Noticed by Riitimeyer, op. cit. 

 p. 151. 



48022. The greater part of the cranium of a male, with the base of 

 the horn-cores. Noticed by Riitimeyer, op. cit. p. 151. 



48015. The calvarium and part of the horn-cores. 



48020. Hinder portion of the cranium of a male, with the base 

 of the right horn-core. Noticed by Riitimeyer, op. cit. 

 p. 151. 



48019. Hinder portion of the cranium, with the horn-cores broken 

 off. 



17555. The cranium, with the mandible attached, of a female. 

 Noticed by Riitimeyer, op. cit. p. 151. 



48019 a. The hinder portion of a cranium, with a fragment of the 

 left horn-core. 



48019 b. The greater portion of a damaged cranium, without the 

 horn-cores. 



48019 C. The hinder portion of a cranium, with part of the horn- 

 cores, probably belonging to a young individual. 



