( iii ) 

 Family BATAGURIDvE. 



Chelonians raoatly of large size with strong shells. 

 Herbivorous, 



PANGSHUIIA. 



Fourth vertebral narrow before, decantershaped. 

 Back strongly ridged ... P. tectum. 



Back flat ••• P- tentoria. 



Shell globose ... P. flaviveater, 



MORENIA. 



Shell ocellated. Small. 

 Colour pale greyish brown ... M. Berdmorei, 



Colour dark ... M. ocellata. 



Batagur. 

 Shell plain or striped, large. Claws 5-4, 

 Colour, above uniform brown ; beneath 



yellowish •■• B. kachuga. 



Colour green, with thin black bands. 



Nuchal none ... B. affinis. 



Colour green, with three black bands. 



A small nuchal ... B. trivittata. 



Colour gray, with three black bands . . . B. dhongoka. 



Colour deep blackish brown ... B. Thurgi. 



Colour gray brown above, yellow beneath. 



Vertebrals keeled . . . B. dentata'. 



Colour, above brown, beneath yellow. 



Nuchal triangular . . . B. fusca. 



Tetraonyx. 

 Shell as in Batagur, but claws 4-4. 

 Uniform brown ••• T. baska. 



Family PLATYSTERNID.^. 

 Platysternon. 

 Head covered by a horny case. 

 Head large, covered by a horny case ... P. Peguense. 



