2C.i 



ADDENDA. VOL. II. 



preopercular border to root of caudal ulicif it ends in a small dark 

 spot; extremity of dorsal fin blackish. 



Total lenijtb 74 niillini. 



Dwaars River, Transvaal. — Types in S. African Museum, Cape Town. 



Perhaps not specifically distinct from the preceding. 



Add :— 



11-18. A.]. 

 l'.t-20. Ad. 



lis. BARBUS NIGEHIENRIS, Blgr. 



Uili, Lower Nijfpr. ilajor (i. E. Bruce (C). 



<>ii H.. 



i:Aa. BAlMiL.S Sl'LKl{Ei.Ll. 

 Boideng. Prof. Zool. Soc. 1913, p. ol. pi. iii. fig. 1. 



Depth of body .3 to o^ times in total length, length of head 3^ to 

 3f times. Snout rounded, as long as eye, 3| to 3| times in length 

 of head, interorbital \^i(lth 1^^ to 3 times; mouth subinferior; lips 



Fisr. 1 6i>. 



Barhiis spitrrelli. 

 Type (P. Z. S. 19i;i). 



moderately developed ; two barbels on each side, posterior as long as 

 eye and twice as long as anterior. Dorsal III 8, equally distant from 

 centre or anterior border of eye and from root of caudal, border feebly 

 concave; last sim])lc ray not enlarged, as long as head. Anal III 5, 

 not reaching caudal. Pectoral f length of head, reaching ventral ; base 

 of latter below anterior rays of dorsal. Caudal peduncle 1 to Ij times 



OX 



as long as deep. Scales radiately striated, 24-20 gf, 2 between lateral 

 line and ventral, 10 or 12 round caudal peduncle. Greenish silvery, 

 darker on the back, the scales dark-edged or with a dark base ; this 



