BARBUS. 



51 



3f times. Snout pointed, 2^ to 3 times in length of head ; eye 5 to 

 8^ times in length of head, iiiterorbital width 3^ times; snout produced 

 into a triangular dermal flap overhanging the lip ; mouth inferior, its 

 width 4j to 5J times in length of head ; lips very strongly developed, 

 lower produced into a rounded median lobe which measures J to § 

 diameter of eye ; anterior barbel 1 to 1^ diameters of eye, posterior 1^- 

 to 1^. Dorsal IV 9, a little nearer occiput than caudal, border concave ; 

 last simple ray very strong, bony, not serrated, straight or slightly curved, 

 ■§- to f- length of head. Anal III 5, reaching or nearly reaching caudal. 

 Pectoral f to f length of head, not reaching ventral ; base of latter below 



Fur. 31. 



'f$$WW®SBi*^ 



in"? 



Barbus degeni. 

 Type(F. N.). h 



anterior rays of dorsal. Caudal peduncle 1^ to If times as long as deep. 



Scales longitudinally striated, 31-35 ^°f; 2|-3 between lateral line 

 and ventral, 1 2 round caudal peduncle. Dark slate-colour above, sides 

 dark green, belly yellowish green ; caudal green, other fins steel-grey. 



Total length 450 millim. 



Lake Tsana, Abyssinia. 

 1-4. Ad. & hgr., types. Zegi and Bahardar. Mr. E. Degen {(',.). 



31. BARBUS NEDGIA. 

 Labeobarbus nedgla, Riipp. Mus. Senckenb. ii. p. 14, pi. ii. tier. 3 (1837). 

 Barbus nedgia, Griinth. Cat, Fish. vii. p. 104 (1868) ; Bouleng. Ann. & Mao-. N. H. 

 (7) x. 1902, p. 426, and Fish. Nile, p. 223, pi. xli. fig. 2 (1907). 

 Depth of body 3| to 4} times in total length, length of head 3^ to 

 3| times. Snout pointed, 2^ to 3 times in length of head ; eye 4 

 (young) to 8 times in length of head, interorbital width 3|- to 3f times; 

 mouth inferior, its width 4^ to 5* times in length of head; lips very 



e2 



