200 



ADDENDA, VOL. I. 



head and I to J length of head ; eye perfectly lateral, situated in 

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

 ■width ^ to f length of head; width of mouth, with lips, 2 to 3 times in 

 length of head ; li[)s with small j^apilloe forming transverse i)lit:e on 

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

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

 entire or very feebly denticulate, more or less detaclicd at tlie sides; 

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



Fig. 125. 



Laheo nihrnpunctatH'f. 

 Type (Ann. S. Afr. Mus.). 



snout, or tlieir 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 y^ to 1^ (in young) length of 

 head. Anal III 5; reaching caudal. Pectoral f to |^ 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 I-^q to 1 j as deep as long. Scales 36-38 

 •^i, 4— J between lateral line and ventral, 18 round caudal peduncle. 

 Dark brown or bronze-green above, lighter beneath, usually with 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 ^luseum. 



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



