124 



12. Osteochilus Giinther. 

 (GiiNTHER, Cat. Brit. Mus. VII. 1868, p. 40). 



Oblong, compressed. Eye with a free circular rim. Snout more 

 or less pointed, sometimes with large or smaller pores with horny 

 tubercles, slightly prominent, its anterior border forming a 



Fig. 57. Osteochilus hasselti (C.V.), less than half nat. size. 



pendulous rostral fold, with an entire border, without lateral lobe 

 and covering the upper lip, which is fimbriate and conti- 

 nuous with the lower one. 

 Lower lip papillate or 

 fimbriate and broadly 

 confluent with the isth- 

 mus, its postlabial groove 

 is only laterally develop- 

 ed and continued ante- 

 riorly round the com- 

 missure of the lips. Mouth 

 protractile, transverse, in- 

 ferior or subinferior. The 

 osseous part of the man- 

 dible forms a hard sharp 

 transverse prominence. 

 5- No symphysial tubercle. 



a rostral, b maxillary barbel; Ij lower jaw -p wo maxillary barbels 



with sharp bony edge; //lower lip; nostril; and gener ally tWO rostral 

 rf rostral fold; beyond which the parts of the 1-1 



mouth are protracted; ul upper lip. nes D rSal Without OSSC- 



ous rays, long, with 



10 1 8 branched rays, beginning before ventrals and ending 

 before, above or behind origin of anal. Anal short, with 5 



II. 



Fig. 58. Snout of Osteochilus hasselti 



