The Freshwater Fishes of South Africa. 425 



Colour (of preserved specimen), yellowish brown, darker above than 

 below ; a dark lateral streak from border of preopercle to root of 

 caudal. 



One specimen, 77 mm. in length, from Aapjes Eiver, Transvaal. 



54. BARBUS MACRURUS, n. sp. 



Depth of body 3| to 4?- times in total length excluding caudal, 

 length of head 4 to 4^ times. Snout rounded, as long as eye, which 

 is 3J to 3| times in length of head; interorbital width 3 to 

 3 1 times in length of head; mouth sub-inferior, its width 3 to 4 

 times in length of head ; lips moderate. Two barbels on each side, 

 anterior f to 1 diameter of eye, posterior 1 to If times. 



Dorsal iii 8 ; equally distant from nostrils or middle of eye and 

 from root of caudal, border slightly concave ; last simple ray not 

 enlarged, flexible, 1 to 1^ times length of head. Anal iii 5; not 

 reaching caudal. Pectoral T 7 o to i length of head, not reaching 



FIG. 83. Barbus mac-runts. |. 



ventral ; base of latter behind anterior rays of dorsal. Caudal 

 peduncle 2 to 2| times as long as deep. Scales radiately striated, 

 33-36 If, 3-3J? between lateralline and ventral, 14-16 round caudal 



"2 " 



peduncle. 



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

 than below ; a dark lateral streak from preopercular border to root 

 of caudal where it ends in a small dark spot ; extremity of dorsal fin 

 blackish. 



Six specimens, ranging from 60-74 mm. in length, from Dwaars 

 River, Transvaal. 



Six specimens, ranging from 47-70 mm. in length, from the 

 Transvaal. 



