Fin formula: D iii 8; A ii 5; P i 10; V i 6 . Body is subcylindrical and posteriorly tapering. Upper profile of snout is nearly straight or a little concave. Eyes are close together situated high up at middle of head. Lips are thick, lower with papillae, 4 rostral and 2 maxillary barbells. A small crect pair presents above nostrils. Anterior nostrils are tubular, posterior nostrils are simple holes. Scales are small. Lateral line is present. Dorsal fin is started at centre between anterior margin of eye and root of caudal fin. Pelvics originate slightly in advance of that of dorsal; caudal rounded. Body colour and decoration: Greenish above and yellowish-white below. Back usually with irregular bands descending upto lateral line.