LABEO. 337 



the first ray of which falls under 6th or 6th branched ray of dorsal. 

 Caudal deeplyj-orked. Caudal peduncle li to If times as long as deep. 

 Scales 34-39 g|:^, 3 between lateral line and root of ventral, 12 round 

 caudal peduncle. Olive above, whitish beneath, with or without a rather 

 indistinct darker lateral band ; fins greyish, tinged with orange or red 

 in life. 



Total length 260 miilim. 

 South Cameroon, Gaboon. 



1-2. Ad. & hgr., Kribi R. at Efulen, S. Cameroon. G. L. Bates, Esq. (C). 



types. 

 3-6. Ad. & her. 



7-9. Ad. Ja R. (Congo System) at 



Bitye, S. Cameroon. 

 10-12. Ad. & yg. Libi R. (Congo System), 



S. Cameroon. 

 13. Ad. Komadekke, Ogowe. Dr. AV. J. Ansorge (C). 



30. LABEO CHARIENSIS. 

 Pellegr. Bull. Mus. Paris, 1904, p. 311. 

 Labeo parvus (non Bouleng.), Steind. Ann. Hofmus. Wien, xxi. 1906, p. 154. 



Depth of body equal to length of head, 4 times in total length. Head 

 once and ^ as long as broad ; snout very prominent, with numerous 

 tubercles ; eye supero-lateral, in second half of head, 6 times in length 

 of head, 2f or 3 times in interorbital width ; inner surface of lips with 

 numerous transverse plicae; a minute barbel, hidden in the folds at side 

 of mouth. Dorsal II 10, falciform, deeply notched, anterior rays 

 extremely prolonged. If or If times length of head. Anal II 5. 

 Pectoral a little shorter than head, not reaching ventral. Caudal forked, 



with pointed lobes. Caudal peduncle a little longer than deep. Scales 



41 

 34 tS, 3 between lateral line and root of ventral, 12 round caudal 



peduncle. Olive-brown, lighter beneath. 



Total length 300 miilim. 



Shari River (type in Paris Museum), Cameroon. 



31. LABBO PARVUS. 

 Bouleng. Ann. Mus. Congo, Zool. ii. p. 30, pi. viii. fig. 5 (1902). 



Body feebly compressed, its depth equal to or a little greater than 

 length of head, 4 or 5 times in total length. Head 1^ to If times as 

 long as broad ; snout rounded or obtusely pointed, very pominent, with 



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