200 



ADDENDA, YOL. I. 



head and f to | length of head; eye perfectly lateral, situated in 

 posterior half of head, 5 to 7 times in length of head ; interorbital 

 width I to I length of head ; width of mouth, with lips, 2 to 3 times in 

 length of head ; lips with small papillae forming transverse plicse on 

 inner side, upper lip not distinctly fringed on the edge, lower with 

 papillce on upper border and festooned on lower edge; rostral flap 

 entire or very feebly denticulate, more or less detached at the sides ; 

 a small barbel, more or less hidden under folds of skin ; tubercles on 



Labeo nihropunetatwi. 

 Type (Ann. 8. Afr. Mus.). f . 



snout, or their crater-like scars, much developed in adult. Dorsal III 

 11, equally distant from nostrils or eye and from base of caudal, border 

 feebly concave or straight; longest ray yq to 1^ (in young) length of 

 head. Anal III 5 ; reaching caudal. Pectoral f to f length of head, 

 not reaching ventral, the first ray of which falls below 4th or 5th 

 branched ray of dorsal. Caudal deeply emarginate, crescentic when 

 spread out ; caudal peduncle \yq to 1\ as deep as long. Scales 36-38 

 -fjfi, 4-5 between lateral line and ventral, 18 round caudal peduncle. 

 Dark brown or bronze-green above, lighter beneath, usually Avith a 

 bright red spot on each scale, these spots forming longitudinal lines on 

 the body ; fins dark, caudal sometimes with a white edge. 



Total length 400 millim. 



Sabi and Crocodile Rivers, Transvaal. — Types in S. African Museum. 



Near L. couhie, but caudal peduncle a little longer. 



