104 P. Day — Monograph of Indian Cyprinidce. [No. 2, 



Pharyngeal teeth in 3 rows. Scales very small, the#ent and base 

 of anal fin in a sheath of tiled scales. Lateral line complete. 

 Mountain streams of Himalayas, Cashmere, Nepaul and Afghanistan. 



13. Oreinus, 4 barbels. Mouth transverse, inferior; mandibles, 

 short, broad, flat and loosely joined together at the symphysis, 

 usually a horny covering inside lower jaw. Dorsal fin short (7 to 

 8 branched rays), with its last undivided ray osseous and serrated. 

 Anal short. Pharyngeal teeth in 3 rOws. Scales very small, the 

 vent and base of anal fin in a sheath of tiled scales. Lateral line 

 complete. Mountain streams of Himalayas, Cashmere, Nepaul and 

 Afghanistan. 



14. Schizopygopsis, barbels. Mouth inferior, transverse, nar- 

 row, a horny covering inside lower jaw, upper lip continuous with 

 a short lateral one. Dorsal fin short (7 branched rays), with its 

 last undivided ray serrated. Anal short. Pharyngeal teeth in 2 

 rows. Scales small, only a few present in the scapular region, 

 the vent and base of anal fin in a sheath of tiled scales. Lateral 

 line complete. Tibet. 



15. Diptychus, 2 barbels. Mouth inferior, with a thick horny 

 covering inside and in the front of the lower jaw, an uninterrupted 

 labial fold across the mandible. Dorsal fin short (8 branched rays) 

 without osseous ray. Anal short. Pharyngeal teeth in 2 rows. 

 Scales small, only on sides of body and tail, the vent and base of 

 anal fin in a sheath of tiled scales. Lateral line complete. Tibet. 



16. Ptychobarbus, 2 barbels. Mouth arched, inferior. Dorsal 

 fin short (8 branched rays), without osseous ray. Anal short. 

 Pharyngeal teeth in 2 rows. Scales small all over body, the vent 

 and base of anal fin in a sheath of tiled scales. Tibet. 



b. Dorsal fin commencing very distinctly posterior to the ventrals, 

 but not extending to above the anal, ivhich last is short, or of moderate 

 length (5 to 10 branched rays). 



17. Nuria, 4 barbels. Mouth narrow, directed obliquely up- 

 wards. Dorsal fin short (6 to 7 branched rays), without osseous 

 ray. Anal short. Pharyngeal teeth in one row. Scales of moderate 

 size. Lateral line complete or absent. India, Ceylon, Burma. 



18. Rasbora, 2 or barbels. Mouth oblique, lower jaws with 



