270 



INDIAN CYPRINID^. 



Spec. B. progeneius,^ J. M. t. 56. f. 3. 

 Cyp. tor, Buch. Coll. 



Length of the head to that of the body as one to three, 

 twenty-six scales along the lateral line, and six in an oblique 

 row from the base of the ventrals to the dorsum, with a large 

 cellular appendage to the apex of the lower jaw. D.12 : P.16 : 

 V.9 : A.7 : C.19. 



Hab. Great rivers in the plaihs of India. Ordinary length 

 from 1^ to 3 feet. 



Spec. B. macrocephalus, J. M. t. 55. f. 2. 

 Bura hetea of the Assamese. 



Length of the head to that of the body as two to five, 

 twenty-seven scales along the lateral line, and six in an oblique 

 line from the base of the ventrals to the dorsum. D.ll : P.16 : 

 V.IO : A.7 : C. 19- 



Hab. Rapids in Upper Assam. Ordinary length from 2 

 to ^ feet. 



Spec. B. liexagonolepis,\ t. 41. f. 3. 

 Bokar of the Assamese. 



Length of the head to that of the body as one to four, 

 exposed surface of the scales hexagonal, twenty-seven scales 

 along the lateral line, and seven in an oblique line from the base 



of the ventrals to the dorsum. D.12: P.16: V.9: A.7: C.~- 

 Hab. Upper Assam. Ordinary length from 1^ to 2^ feet. 



* From lIpoyEveioc, that has a prominent chin or long beard ; in allusion to the singular 

 appendage to the lower jaw of this species by which it may be easily recognized. 



t In allusion to the form of the exposed portion of the scales. 



