﻿124 



12. Osteochilus Giinther, 



(GiJNTHER, 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 



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. 







^ v.i 



_^, 



II. 



Fig. 58. Snout oi Osicochilus hasselii (QY .\ X 5* 

 a rostral, b maxillary barbel; IJ lower jaw 

 with sharp bony edge; //lower lip; « nostril: 

 rf rostral fold; beyond which the parts of the 

 mouth are protracted; ui upper lip. 



10 — 18 branched 

 before, above or 



rays, beginning 

 behind oriein 



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. 

 No symphysial tubercle. 

 Two maxillary barbels 

 and generally two rostral 

 ones. Dorsal without osse- 

 ous rays, long, with 

 before ventrals and ending 

 of anal. Anal short, with 5 



