10. BARBIS. 113 



the root of the caudal. A blackish band runs along each lobe of the 

 caudal fin ; upper part of the dorsal blackish. 

 Sumatra and Borneo. 



a. Adult, typical specimen. Sumatra. From Dr. Bleeker's Col- 



lection. 



b. Young, one of the typical specimens of B. helinlrt. Sumatra. 



From Dr. Bleeker's Collection. 



* 



64. Barbus immaculatus. 



Svstonius immaculatus, 3/' Clell. Ind. Cypr. pp. 284, 380, tab. 44. fig. 5 

 '(bad). 



chrysosomus, 3/' Clell. Ind. C;/p>: p. 284 (variety ?). 



Cyprinus m'clellandi, Cuv. ^- Val. xvi. jp. 390. 

 Barbus duvaucelii, Cuv. S^ Val. xvi. p. 167. 



D. 11. A. 8. L. lat. 31-33. L. transv. 6'G. 



The osseous dorsal ray is of moderate strength and finely serrated 

 behind, its stiff portion being two-thirds as long as the head. There 

 are four series of scales between the lateral line and the root of the 

 ventral fin. Body strongly compressed, somewhat elevated, as in 

 Leiicbcus rutilus, with the profile of the back arched ; its depth is 

 contained twice and one-half in the total length (without caudal) ; 

 head small, its length being contained four times and one-third in 

 the total (without caudal) ; snout short, obtuse, as long as the 

 diameter of the eye, which is one-fourth of the length of the head ; 

 barbels small, not longer than the eye. The origin of the dorsal fin 

 is opposite to that of the ventrals, and midway between the end of 

 the snout and the root of the caudal. Uniform silvery. 



Mountain-streams of Assam, of the Himalayas, and Hindoo Koosh; 

 Bengal. 



a-h. Adult: stuffed. India. 



c. Fine specimen, 7 inches long. Sikkim. From the Collection of 



Messrs. von Schlagintweit. 



d. Adult : stuffed. Calcutta. Presented by R. BljH;h, Esq. 



e-f. Skins, 11 and 7 inches long. Loodianah. From Griffith's Col- 

 lection. 

 y. Skin, half-grown. Peshawar. From Griffith's Collection. 



65. Barbus chrysopoma. 



Barbus chiTsopoma, Cuv. i^' Val. xvi. p. 165, pi. 46G (description 



faulty). 

 ? Barbus gibbosus, Cuv. ^- Val. xvi. p. 155. 



Systonius cbrj-sopoma, Jerdon, Madr. Journ. Lit. S, Sc. xv. p. 314. 

 I'untius chrysopoma, Day, Fish. Malah. p. 208. 



D. 11. A. 8. L. lat. 29. L. transv. b-^. 

 The osseous dorsal ray is strong, finely serrated behind, and two- 

 thirds as long as the head. There are three or three and a half 

 series of scales between the lateral line and the root of the v( ntral 

 fin. Body strongly compressed, somewhat elevated, as in Lcmixcus 



VOL. VII. 1 



