306 TELEOSTET. P1IYSOSTOMT. 



Length of head 5 to 5, height of body 5 to 5^ in the total 

 length. Eyes diameter 5 to 6 in the length of the head, 1| to 2 

 diameters from the end of the snout, and 2^ apart. Lower labial 

 fold interrupted. Sometimes pores on the "cheeks. Barbels the 

 maxillary reach nearly to below the hind edge of the preopercle, 

 the rostral are shorter. Fins dorsal two thirds as high as the 

 body, it commences somewhat in front of the insertion of the 

 ventral; its last undivided ray is strong, osseous, smooth, with its 

 stiff portion as long as the head excluding the snout. Pectoral as 

 long as the head excluding the snout, and not reaching the ventral. 

 Anal laid flat does not extend to the base of the caudal, which is 

 deeply forked. Lateral line complete, 2 to 2L rows of scales 

 between it and the ventral; 10 to 31 rows before the dorsal. Ex- 

 posed portion of scales somewhat hexagonal. Colour deep bluish 

 grey, fins darker. 



Hab. Assam in the larger rivers, and in those from the Hima- 

 layas. This fish attains upwards of 2 feet in length, and takes a 

 fly or bait freely. McClelland considered Cyprinus putitora. Ham. 

 Buch., a variety of this species; it is said to attain 9 feet in 

 length. 



352. (14.) Barbus dukai. 

 Barbus dukai, Day, Fish. India, p. 5G4, pi. cxliii, fig. 3. 



B. iii. D. 13 (4/9). P. 15. V. 9. A. 7 (2/5). C. 19. 

 L. 1. 28-29. L. tr. 4/4. 



Length of head 4| to 5, height of body 4| to 5 in the total 

 length. Eyes diameter 3| to 4 in the length of the head, 1| 

 diameters from the end of snout and lg apart. Sides of snoufc 

 and area below the eye with large open tubercles. Barbels the 

 rostral pair are slightly longer than the orbit, the maxillary almost 

 reach the angle of the preopercle. Fins the dorsal commences a 

 little in advance of the insertion of the ventral ; its last undivided 

 ray is strong, osseous, with its stiff portion as long as the head ex- 

 cluding the snout ; the fin is three fourths as high as the body 

 below it, having its upper edge very concave. Lateral line com- 

 plete, 2| rows of scales between it and the base of the ventral fin ; 

 9 rows before the dorsal fin. The scales covered with numerous 

 horizontal striae. Colmr of a leaden tinge along the upper por- 

 tion of the body, becoming dull white shot with gold on the sides 

 and beneath, edges of scales darkest. Fins yellow, with a dark 

 band having a lighter outer edge along the upper and lower edge 

 of the caudal fin. 



Hab. Teesta river, Darjeeling, whence Dr. Duka sent me several 

 examples. 



