392 



Annals of the South African Museum. 



^ length of head. Anal iii 5 ; reaching, or almost reaching, root of 

 caudal. Pectoral | to i length of head, not reaching ventral ; base 

 of latter below middle or anterior third of dorsal. Caudal peduncle 

 If^y to 1 times as long as deep. Scales longitudinally striated, 

 28-30 ^r, 21-3 between lateral line and root of ventral, 12 round 



4 



caudal peduncle. 



FIG. 51. Barbus giinningi. . 



Colour (of preserved specimens), dark yellowish brown above, 

 lighter beneath. 



One specimen, 238 mm. in length, from Thabina River, Transvaal. 



Six specimens, ranging from 142-265 mm. in length, from Pienaars 

 River, Transvaal. 



One specimen, 202 mm. in length, from Six-mile Spruit, Pretoria 

 District, Transvaal. 



22. BARBUS SWIERSTR^;, n. sp. 



Depth of body 3f to 3' times in total length excluding caudal, 

 length of head 4 to 4 r 3 ^ times. Snout blunt, 2f to 3 times in length 

 of head ; eye 5^- to 5| times in length of head, interorbital width 

 2f to 2f times ; mouth inferior, its width 2f to 2 times in length of 

 head ; lips moderate, lower with a small mental lobe, lower jaw 

 rather sharp-edged. Two barbels on each side, sub-equal or posterior 

 the longer, ^ to about as long as eye. Snout and head covered with 

 minute tubercles, 



Dorsal iv 9 ; equally distant from eye and from root of caudal, 

 border slightly concave ; last simple ray slightly enlarged, bony, 



