CYPKENID.'E. 



| to once length of head. Anal III 5, not reaching caudal. Pectoral 

 as long as or a little shorter than head, not reaching ventral ; base of 

 latter below anterior soft rays of dorsal. Caudal peduncle Lg- to 1± times 

 as long as deep. Scales finely striated longitudinally, 30-35 



4*-5A 



s 01 



J>$-o 



4i ' -"2 



between lateral line and ventral, 12 round caudal peduncle. Olive- 

 brown above, scales edged with darker, whitish beneath ; fins dark in 

 the adult, orange at the base, ventrals and anal edged with yellow or 

 orange. 



Total length 350 millim. 



Angola. 



1-5. Types. Quanza R. at Cambambe. Dr.W. J. Ansorge (C). 



6. Skel. „ „ „ 



7-8. Typos. Quanza R. at Dondo. 



9-10. Types. Lucalla R. at Luoalla. 



Distinguished from B. duchesnii by shorter barbels. 



11 b. BARBUS aULIELMI. 

 Bouleng. Ann. & Mag. N. H. (8) vi. 1910, p. 550. 



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

 times. Snout obtusely pointed, 3 times in length of head ; eye 3± times 

 in length of head, interorbital width 3 to 3^ times ; mouth inferior 

 its width 4 to 4-J times in length of head ; lips feebly developed, lower 

 continuous across chin ; two barbels on each side, anterior a little 

 shorter than posterior, which measures 1 to If diameters of eye. 

 Dorsal III 8-9, equally distant from anterior border or centre of eye 

 and from caudal, border concave ; last simple ray very strong, bony, not 

 serrated, as long as or a little shorter than head. Anal III 5, not 

 reaching caudal. Pectoral a little shorter than head, not reaching 

 ventral ; base of latter below anterior soft rays of dorsal. Caudal 

 peduncle If to 2 times as long as deep. Scales finely striated lon°i- 

 tudinally, 29-31 ||, 2-2J between lateral line and ventral, 12 round 

 caudal peduncle. Brownish above, silvery white beneath, the scales on 

 the upper parts blackish at the base ; fins greyish. 



Total length 150 millim. 



Angola. 

 1-2. Types. Quanza R. at Dondo. Dr. W. J. Ansorge (C). 



Distinguished from the preceding by the more slender body, the longer 

 caudal peduncle^ the more pointed snout, and the narrower mouth. 



VOL. IV. Q 



