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General Description

From Boulenger (1909), p. 140:

Depth of body 3 ½ o 5 1/4 times in total length, length of head 4 1/3 to 5 times. Upper profile of head descending in a straight line or feeble curve; snout produced, about as long as postocular part of head, its length 2 (young) to 3 times its least depth; mouth very small, with thick lips; teeth notched or truncate, 5 or 7 in upper jaw, 6 to 10 in lower; eye moderate, its diameter 1 2/3 to 2 times in interorbital width. Dorsal 78-91, originating considerably in advance of base of ventrals, 5 to 6½ times as long as anal. Anal 18-20, originating at nearly equal distance from base of pectoral and from base of caudal. Pectoral obtusely pointed, about 2/3 length of head; ventral about ½ length of head. Caudal densely scaled, with obtusely pointed lobes. Caudal peduncle 2 to 2 ½ times as long as deep, ½ to 3/5 length of head. 103-118 scales in lateral line, 25-30 / 29-36 in transverse series on body, 35-40 in transverse series between dorsal and anal, 20-22 round caudal peduncle. Olive or purplish brown above, white beneath.

Total length 460 millim.
Senegal to Congo and Chad Basin.—Types, in Paris Museum, examined.


Creative Commons Attribution Non Commercial Share Alike 3.0 (CC BY-NC-SA 3.0)

© G.A. Boulenger

Source: Africhthy

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