206 TKI/KOSTEI. PHYSOSTOMI. 



5, 4, 2/2, 4, 5. Fins dorsal arises midway between the front of 

 the snout and the end of the bass of the anal fin ; its upper edge is 

 slightly concave in the young, becoming deeply so in the adult. 

 The pectoral does not extend to the ventral, nor the latter to the 

 anal. Caudal deeply forked, the upper lobe the longer. Scales 

 six or seven rows between lateral line and base of ventral fin. 

 Colour greyish, darkest along the back, each scale tinged with 

 red ; a darkish band along the side, or short grey bars passing to 

 the lateral line. Fins with a faint reddish hue. Outer edge of 

 dorsal rather stained. 



Hub. Along the ISincl hills and Himalayas, also in the Brahma- 

 putra in Assam. 



303. (14.) Labeo dyochilus. 



Cyprinus dyocheilus, McClelland, As. lies, xix, pt. 2 ; Ind. Cyp. 



pp. 268, 330, pi. 37, fig. 1. 

 Labeo dyocheilus, Day, Fish. India, p. 540, pi. cxxx, fig. 1 (see 



synon.). 

 Boalla, Hind. ; Heel-yorya, Assamese; Nu-ga-dee, Sind. 



B. iii. D. 13 (2/11). P. 17. V. 9. A. 7 (2/5). C. 19. 

 L. 1. 43. L. tr. 8l/7i 



Length of head 5 to 5| in the total length. Eyes situated in 

 the commencement of the posterior half of the head in the young, 

 still further back in the adult; diameter from 6 to 9 in the length 

 of the head, and from 31 to 5 apart. Width of head equals two 

 thirds of its length ; its lower surface being very broad and flat. 

 Snout conical, projecting, and with a distinct lateral lobe. Mouth 

 wide, its gape equal to one half to two fifths the length of the head, 

 it is directed downwards when the upper jaw is protruded. Lips 

 of both jaws continuous, the fold across the lower jaw interrupted. 

 A horny inner covering to both lips. Pores on snout. Bat-Ids 

 one short maxillary pair. Teeth pharyngeal, plough-shaped, 

 5, 4, 3/3, 4. 5. fins dorsal commences midway between end of 

 snout and posterior end of base of anal fin ; its upper margin con- 

 cave, especially in the adult. The pectoral reaches the ventral, 

 and the latter the base of the anal. Caudal deeply forked, its 

 inner rays about one third of the length of the outer. Scales 

 five rows between lateral line and base of ventral fin. Colour 

 dull green, darkest above; fins darkest in the centre. 



Hob. Sind hills and along the Himalayas to Sikkim and Assam. 

 Common in Assam. Attains at least 3 feet in length. 



304. (15.) Labeo pangusia. 



Cyprinus pangusia, Ham. Buck. Fish. Ganges, pp. 285, 386. 

 Labeo pangusia, Day, Fish. India, p. 541, pi. cxxxi, fig. 1 (see 

 syuon.). 



Loannee, Beng. 



