The Freshwater Fishes of South Africa. 



393 



segmented down to basal third, nearly as long as head. Anal iii 5 ; 

 reaching caudal. Pectoral to -f^ length of head, not reaching 

 ventral; base of latter below middle of dorsal. Caudal peduncle 

 Ii to 1^- times as long as deep. Scales longitudinally striated, 

 28-30-1, 2 between lateral line and ventral, 12 round caudal 

 peduncle. 



FIG. 52. Barbus sn-ierxtref. . 



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

 sides and belly. 



One specimen, 310 mm. in length, from Thabina River, Transvaal ; 



One specimen, 258 mm. in length, from Dwaars River, Transvaal ; 



One specimen, 231 mm. in length, from Magalies River, Transvaal ; 



One specimen, 223 mm. in length, from Pienaars River, Transvaal 

 (C. J. Swierstra). 



* 23. BARBUS ALTIDORSALIS, Blgr. 



Bouleng., Ann. and Mag. N.H. (8), ii., 1908, p. 493, and Cat. Fresh. 

 Fish. Afr., ii., p. 101, fig. 80 (1911). 



" Depth of body 3 times in total length, length of head 4f times. 

 Snout rounded, 3i times in length of head, with small nuptial 

 tubercles on its sides ; eye 5 times in length of head, interorbital 

 width 2| times ; mouth inferior, its width 3 times in length of head ; 

 lips thick, lower continuous across chin ; two barbels on each side, 

 equal, diameter of eye. 



Dorsal iii 9 ; equally distant from eye and from caudal ; border 



