LABEO. — DISCOGNATHUS. 



34; 



about as long as eye in young ; small tubercles on end of snout. Dorsal 

 III 10-11, nearly equally distant from end of snout and from caudal, 

 emarginate, longest ray a little longer than head. Anal II 5, not 

 extending beyond root of caudal. Pectoral as long as head, not reaching 



Fig. 258. 



C'S 





' ' I 



Labeo barhatus. 

 Type (A. M. C). \. 



ventral, the first ray of whicli is below 7th or 8th of dorsal. Caudal 

 with deep angular notch. Caudal peduncle as long as deep. Scales 

 40-41 -^tziQi, 6 between lateral line and root of ventral, 20-22 round 

 caudal peduncle. Purplish above, yellowish white beneath, the dorsal 

 scales edged with darker ; dorsal pale yellow ; young with a large 

 blackish spot on caudal peduncle. 



Total length 500 millim. 



Lower Congo. — Types in Congo Museum, Tervueren. 



1. Hgr., one of the types. Boma. Oapt. Wilverth (C). 



2-3. Ad. & yg. „ M. P. Delhez (C). 



4. Yg. Bangalu Country. M. De Meiise (C.). 



2. DISCOGNATHUS. 



Meckel, Russegger's Reise, i. pt. ii. p. 1027 (1843) ; Giintb. (Ait. Fish. vii. p. G8 

 (1868) ; Bouleng. Fish. Nile, p. 180 (1907). 



Body moderately or feebly compressed, covered with moderately large 

 scales. Lateral line equally distant from the back and from the belly. 

 Mouth inferior, transverse, crescent-shaped, protractile, sharp-edged, 

 with more or less developed lips ; a more or less developed suctorial 



