2G8 ADDENDA, VOL. IT. 



dorsal. Caudal peduncle a little longer than deep. Scales radiately 

 striated, 26-28 J, 2-i-3 between lateral line and ventral, 12 round 

 caudal peduncle. * Yellowish ; four round black spots on each side, the 

 first two above lateral line, the others on latter. 



Total lenoth 58 millim. 



Uelle, Upper Congo. — Types in Congo IMuseum, Tervueren. 

 1-2. Two of tlie types. Dungii, Uelle. C:ipt. Hutercau (C). 



Closely allied to B. trispilus; barbels shorter and four black spots on 

 each side instead of three. 



U;3. BAEBUS (!ALLIPTERUS, Blgr. 

 Add :— 

 20. Ad. Deeit mouth of Giivara E., Niger. J. J. Simpson, Esq. (P.V 



21-22. Ad. Lower Niger. IMr. J. Paul Arnold (P.). 



]63a. BARBUS ABOINENSIS. 

 Bouleiig. Ann. & Mag. N. H. (8) viii. 1911. p. :5()0. 



Depth of body 3 to c)\ times in total length, longtli of head o^ to 

 3^ times. Snout rounded, as long as eye, which is 3| to 3|- times in 

 length of head; interorbital width 2| to 3 times in length of head; 

 mouth subinferior, small; lips moderate; two barbels on each side, 

 anterior a little shorter than eye, posterior as long as or a little longer 

 than eye. Dorsal III 8, equally distant from centre or posterior border 

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

 enlarged, not serrated, a little shorter than head. Anal III 5, not 

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

 of latter below anterior rays of dorsal. Caudal peduncle 1^ times as 

 long as deep. Scales radiately striated, 23-25 iji, 2-2^ between lateral 

 line and ventral, 12 round caudal peduncle. Brown above, yellow 

 beneath, with a blackish lateral streak and a round black spot at the 

 base of the caudal fin; dor.Nal, anal, and ventrals orange; a black spot 

 • usually present in the upper part of the anterior half of the dorsal. 



Total length 80 millim. 



Aboina River, Cross Kivcr, Southern Nigeria. 



1-18. Types. Omalu, headwaters of Aboina R. Major G. E. Bruce (P.). 



Distinguished from B. callipterns by the smaller eye. 



