372 On Fresh tcaler Fishes from South Cameroon. 



XLVII. — Descriptions of Three ne 10 Freshtcxter Fishes dis- 

 covered b;j Mr. G. L. Bates in South Gameroon. 13j G. A. 

 BOULENGER, F.R.S. 



(Published by permission of the Trustees of the British Museum.) 



Laheo hatesii. 



Body strongly compressed, its depth 3| times in total 

 length. Head 4 times in total length, its width f its length ; 

 snout rounded, a little broader than long ; eye supero- 

 Interal. in second half of head, 4^ times in length of head, 

 slightly over twice in interorbital width; width of mouth, 

 with lips, ^ length of head ; upper lip entire, lower feebly 

 fringed, both with transverse plicaj on the inner surface; 

 rostral flap denticulate ; a small barbel, hidden in folds of 

 skin ; snout covered with scars of nuptial tubercles. Dorsal 

 III 10, equally distant from nostrils and from caudal, border 

 very feebly notched, longest ray as long as head. Anal II 5, 

 reaching root of caudal. Pectoral as long as head, not 

 reaching ventral, the first ray of which falls below the 

 seventh of dorsal. Caudal deeply notched. Caudal peduncle 

 as long as deep. Scales 37^?, 4 between lateral line and 

 ventral, 16 round caudal peduncle. Olive above, whitish 

 beneath ; fins dark. 



Total length 190 mm. 



A single specimen from the Kribi River. 



Allied to L. c/jclorhi/nchus, Blgr. 



Clarias esamesw, 



Dejith of body 7 times in total length, length of head 

 5 times. Head 1| times as long as broad, smooth above; 

 occipital process angular; frontal fontanelle H times as long 

 as broad; occipital fontanelle smaller, partly on occipital 

 process ; eye 3 times in length of snout, 5i times in inter- 

 orbital width ; band of privmaxillary teeth barely 3 times as 

 long as broad; vomerine teeth granular, forming a large 

 fan-shaped patch, the longitudinal diameter of which a little 

 exceeds the width of the proemaxillary band. Nasal barbel 

 a little longer than head ; maxillary barbel 1^ length of 

 head ; outer mandibular barbel as long as nasal, inner 

 shorter; maxillary and mandibular barbels papillose at the 

 base. 14 gill-raU(M-s on first arch. Clavicles ex|iosed, 

 striated. Dorsal 85, its distance from occipital process ?) 

 lenirth of head. Anal 73. Dorsal and anal cxtcndin<r to 



