252 



ADDENDA, VOL. II. 



reaching ventral ; base of latter slightly in advance of anterior rays 

 of dorsal. Caudal peduncle If to If times as long as deep. Scales 

 radiately striated, 29-33 g, 2^ between lateral line and ventral, 16 round 

 caudal peduncle. Silvery, brownish above ; a faint dark lateral streak ; 

 scales with dark borders. 



Total length 72 millim. 



Sabi R., Transvaal.—Types in S. African Museum, Cape Town. 



Allied to B. ra])ax, but snout rounded and mouth subinferior. 



Fig. 156. 



Barhus hamiltonii. 

 Tvpe (Ann. S. Afr. Mus.). f . 



lO&h. BARBUS BROOKINGII. 

 Gilchrist & Thompson, 1. c. fig. 



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

 Snout blunt, 3, times in length of head ; eye A\ times in length of 

 head, interorbital width 3f times ; mouth small, subinferior, its width 

 3 1 times in length of head ; lips thick, lower cleft in centre and 

 jaw sharp -edged ; two barbels on each side, anterior nearly \ 

 diameter of eye, posterior ^; a groove across snout in front of 

 nostrils. Dorsal III 7, equally distant from eye and from root 

 of caudal, border straight ; last simple ray feebly enlarged, feebly 

 serrated at distal extremity, curved, nearly f length of head. Anal 

 III 5, not reaching caudal. Pectoral nearly § length of head, not 

 reaching ventral ; base of latter situated in advance of dorsal. Caudal 

 peduncle 1|- times as long as deep. Scales radiately striated, 33 p, 3| 

 between lateral line and ventral, 14 round caudal peduncle. Light 

 yellowish brown ; a dark line from above origin of lateral line to base 



