CTPRINID.^. 263 



root of caudal, border feebly concave; last simple ray not enlarged, not 

 serrated, nearly as long as head. Anal 111 5, not reaching caudal. 

 Pectoral |- length of head, not reaching ventral ; base of latter below 

 middle of dorsal. Caudal peduncle 2| times as long as deep. Scales 

 radiately striated, 35 gf, 3| between lateral line and ventral, 14 round 

 caudal peduncle. Yellowish brown, darker above than below ; a dark 

 lateral streak from border of preopercle to root of caudal. 



Total length 77 millim. 



Aapjes River, Transvaal. —Type in S. African Museum, Cape Town. 



Distinguished from B. ■inermis by the smaller eye, longer barbels, and 

 more numerous scales. 



146 c. BARBUS MACRURUS. 

 Gilchrist & Thompson, t. c. p. 425, fig. 



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

 4i times. Snout rounded, as long as eye, which is 3;^ to 3f times in 

 length of head ; interorbital width 3 to 3f times in length of head ; 

 mouth subinferior, its width 3 to 4 times in length of head ; lips 



Fig. 161. 



Barhiis macrurus. 

 Type (Adq. S. Afr. Miis.). f. 



moderate ; two barbels on each side, anterior f to 1 diameter of eye, 

 posterior 1 to If. 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 f to f length of head, not reaching 

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

 2 to 2J times as long as deep. Scales radiately striated, 33-36 g-?, S-3^ 

 between lateral line and ventral, 14-16 round caudal peduncle. 

 Yellowish brown, darker above than below; a daik lateral streak from 



