SILUEID.E. 



285 



middle, is a little broader than the prtemaxillary band. Nasal barbel 

 nearly as long as head; maxillary barbel If times as long as head, 

 reaching beyond pectoral ; inner mandibular barbel | length of head, 

 outer li Gill-rakers thick, 16 in number. Clavicles striated, covered 

 with a thin skin. Dorsal 100, its distance from occipital process 

 i length of head, very narrowly separated from caudal. Anal 75, very 

 narrowly separated from caudal. Pectoral i length of head, the spine 



Fig. ] 74. 



C'larias o.vyeeplialus. 

 Type. 



serrated on both sides and f tlie lengtli of the iin. Ventral !§ times 

 as distant from caudal as from end of snout. Caudal ^ length of head. 

 Uniform olive. 



Total length 225 millim. 



South Cameroon. 



1. Type. Nyong R. G. L. Bates, Esq. (C.)l 



Differs from C. vjerneri principally in the more pointed snout. 



24 a. CLARTAS ESAMES^. 

 Bouleng. Ann. & Mag. N. H. (8) viii. 1911, p. 372. 



Depth of body 7 times in total length, length of head 5 times. Head 

 If times as long as broad, smooth above; occipital process angular; 

 frontal fontanelle twice as long as broad; occipital fontanelle smaller, 

 partly on occipital process ; eye 3 times in length of snout, b\ times in 

 interorbital width ; band of praemaxillary teeth barely 3 times as long 

 as broad ; vomerine teeth granular, forming a large fan-shaped patch, 



