170 INDIAN FRESH-WATER FISHES. 



GENUS JSTANDUS. 



Char. Prpeoperculum serrated, operculum with one 

 or two spines. 



1. Nandus marmoratus. 



Hab. Throughout India. 6 inches. 



General colour pale green, with a silvery gloss, 

 on which are scattered many large irregular marks 

 of a dark colour, inclining to olive. 



Dorsal rays 13+12. Anal 3 + 7. Scales 46 

 to 57. 



