190 
INDIAN FRESH-WATER FISHES. 
Barbels 4, tlie rostral pair extending to the 
middle of the orbit. 
Dorsal rays 12. Anal 14 to 1G. Scales 32 to 34. 
Several horizontal bine bars. 
\ 
Similiogaster belangerii. 
There seems to be no specimen of this fish in the 
British Museum. Valenciennes considered it as 
belonging to a genus distinct from Osteobrama, but 
Dr. Day seems to think that it must be identical with 
Osteobram a mici ‘o Up is. 
IIab. Bengal. 
Abdomen sharp, without serrature. 
Char. Dorsal rays 10. Aual 21. Scales 75, 
transverse 45. 
Chela diffusa, Jerdon. 
A species described by Dr. Jerdon from the Cavery 
River. Dr. Day suspects that it is the same as Chela 
argentea , in which case the latter name would have 
to be suppressed. 
There appear to be no specimens in the British 
Museum of Jerdon’s fish. 
Char. Dorsal rays 9. Anal 17. Scales 50, trans- 
verse 9 or 10. 
Profile of back perfectly straight. Length 4 to G 
inches. 
Callichrous gangeticus, Peters. 
In the B. M. Catal. this species is placed in the 
genus Cryptopterus. It is said to have come from the 
