342 



CYPRINID.E. 



transverse plicie; two barbels on each side, anterior i posterior ^ 

 diameter of eve ; snout with conical horny tubercles. Dorsal IV 10, 

 with concave \ipper border, a little nearer caudal than end of snout, 

 lon-est rav slightly longer than head. Anal III 5, nearly reaching root 



Figr. 257. 



Laheo ansorgii. 

 Type. 



of caudal. Pectoral nearly as long as head, not reaching ventral, which 

 is below middle of dorsal. Caudal deeply forked, with acutely pointed 

 lobes. Caudal peduncle slightly longer than deep. Scales 36 yf, 

 4 between lateral line and root of ventral, 10 r<Mind caudal peduncle. 

 Silvery, back brownish. 



Total length 65 millim. 



Angola. 



1. Type. Swamps at Dongvvcnna, Mossain.dcs. 



2. Yg.* ^'abro Negro. 



l>r. W. J. Ansorge (C). 

 Dr. W.'iwitsch (P.). 



:u;. LABEO BARBATUS. 



Bouleng. Ann. Mus. Congo, Zool. i. p. '^^ pi- xix- fig. 2 (1898), and Poiss. Bass. 



Congo, p. 218 [Vm). 



Body strongly compressed, its depth 3J to 3J times in total length. 



Head 1^ to I^ times as long as broad, 4 to 5 times in total length ; 



snout rounded, very prominent, slightly longer than postocular part of 



head ; eye supero-lateral, 3^ (young) to 8 times in length of head, IJ to 



4 tim'cs in interorbital width ; width of snout, with lips, f to ^ length 



of head ; lips with transverse plicse on inner surface, upper entire, lower 



fringed with conical papill* ; rostral flap with denticulate edge ; two 



muc^h developed barbels on each side, much longer than e\e in adult, 



• This specimen, in bad condition, \\as referred by Giinther to L. sfuegahnsis. 



