( 5 ) 



Pig. 2. Zutra monticola,ILodgson? palatal surface. 



5j 3. 5, „ ,j upper surface. 



„ 4i, Lutra sumatrana^ Gray, upper surface. 



>5 5. „ 5, „ palatal surf ace. 



M 6. „ 5, „ side view. 



L, sumatrana. Gray, is imperfect, being extracted from a preserved skin, but the 

 characters in dentition, &c., are retained. 



PLATE XIII. 



Mhizomys pminosuSi Blyth. fth natural size. 



PLATE XIII A. 



Rhizomys erythrogenys, Andr. $ Type. \ natural size. 



PLATE XIV. 



'Rhizomys hadius^ Hodgson, fth natural size. 



PLATE XV. 



'Rhizomys minor ^ Gray, fth natural size. 



PLATE XVI. 



Crania of species of Rhizomys of natural dimensions — 

 Fig. 1. R, pruinosus^ Blyth, in profile with mandible. 



upper surface of skull, 

 lower surface of skull. 



4. R, hadius, Hodgson, side view with mandible. 



5. „ „ „ upper surface of skull. 



6. „ „ „ lower surface. 



7. R, minor ^ Gray, in profile with mandible. 



8. „ „ „ upper surface. 



9. „ „ „ palatal view. 



PLATE XVII. 



Mus boiversi, Anderson ; f rds the natural size i 



