422 



CYPRINIDyE. 



the origin of the ventral fin, four : the dorsal fin commences 

 half-way between the anterior edge of the eye and the end of 

 the short central rays of the tail ; the first ray is but one- 

 third of the length of the second ray, which is the longest in 

 the fin ; the base of the fin as long as the sixth ray : the anal 

 fin commences, in a vertical line, under the origin of the 

 last ray of the dorsal fin, and occupies half the space between 

 its commencement and the end of the fleshy portion of the 

 tail ; the first ray not half as long as the second, which is the 

 longest ; the base of the fin one-third longer than its longest 

 ray : the caudal rays elongated, and deeply forked. The 

 fin-rays in number are 



D. 10 : P. 17 : V. 9 : A. 18 : C. 19. 



The colour of the back is a light greenish or ash brown 

 tinged with blue ; the sides, belly, cheeks, and gill-covers 

 shining silvery white ; the iridcs silvery, in large sized spe- 

 cimens tinged with yellow ; all the fins nearly white. 



