384 



SNAKES OF CEYLON. 



largest and in contact with three or four scales behind. 

 Guneate : One between the 3rd an d 4th inf ralabia Is. ( Fig. 72 . ) 



Prf 



R- 



C 



Cos 



Fig. 72. — Melanomystax nigrocinctus. 



(X 1*.) 



D. Costals. 



