70 CYPEINID^. 



usually reaching caudal in adult. Pectoral f to f length of head, not 

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

 peduncle If to 2 times as long as deep. Scales longitudinally striated, 

 32-36 1E3I, 2^-3 between lateral line and ventral, 12 round caudal 

 peduncle. Green, blue, brownish yellow, coppery red, or blackish above, 

 yellow or whitg beneath. 



Total length 530 millim. 



Lake Tsana, Abyssinia. — Types in Senckenberg Museum, Frank- 

 fort (M.). 



1, 2-7, 8-13. Ad , hgr., Zegi and Baliardar. Mr. E. Degen (C). 



& yg. 

 14. Skel. L. Tsana. 



GO. BARBUS OXYRHYNCHUS. 



PfefF. Jahrb. Hanib. Wiss. Anst. vi. 2, 1889, p. 18, and x. 2, 1893, p. 35, pi. i. 

 fig. 2, nnd Thierw. O.-Afr., Fische, p. 64 (1896). 



Depth of body equal to length of liead, 3-J^ to 3^ times in total length. 

 Snout rather pointed, as long as eye, which is 3 times in length of head 

 (young) ; interorbital width also 3 times in length of head ; mouth 

 terminal, its width 4 times in length of head; lips feebly developed, 

 lower interrupted on chin ; two barbels on each side, anterior about j 

 diameter of eye, posterior about f . Dorsal IV 8, equally distant from 

 eye and from caudal, border concave ; last simple ray very strong, bony, 

 not serrated, straight, as long as 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. 



4- 



Scales longitudinally striated, 26-27 ^?, 2 between lateral line and 

 ventral, 12 round caudal peduncle. Silvery, brownish on the back. 



Total length 55 millim. 



Rufu River (Pangani), German East Africa. — Types (very young 

 specimens), in Hamburg Museum, examined. 



61. BARBUS PLATYRHINUS. 



Bonlong. Ann. & Mag. N. H. (7) vi. 1900, p. 479, Poiss. Bass. Congo, p. 223 

 (1901), and Tr. Zool. Soc. xvi. 1901, p. 144, pi. xii. fig. 2. 



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

 broad and rounded, about ^ length of head ; eye 5^ times in length of 

 head, interorbital width 2|- times ; mouih inferior, its width 3-| times in 

 length of head ; lips moderately developed, lower interrupted on the 



