EXPIvANATION OF PIvATB VI. 



Narke diptcrygia (Bl,, Schn.). 



Fig. I. — Photograph of the dorsal surface of an adult, from Puri. 

 ,, 2. — Photograph of the ventral surface of the same individual. 



Bcngalichthys impennis, Annandale. 



Fig. 3. — Photograph of the dorsal surface of a rather young indi- 

 vidual from Puri, Orissa. 



,, 4, — Photograph of the ventral surface of the same individual. 



