224 
TEAVELS IN CENTRAL AFRICA. 
of tlie head. The origin of the dorsal fin is somewhat in advance 
of that of the ventral^ the width of its base being equal to that of 
the latter ; its height is less than the length of the head ; its spine 
is slender shorter than the first ray_, and equal in length to the 
head without snout ; it is finely serrated posteriorly. The anal fin 
terminates close by the caudal^ but is not united with it. ‘ Caudal 
fin forked^ with the lobes rounded ; the length of the lower lobe is 
nearly one-seventh of the total. (Pectoral spines broken off^ rather 
strong at the base.) Pectoral fin as long as the dorsal is high. The 
length of the ventral is one-half of that of the head. Brownish 
above^ silvery on the sides and on the belly ; a round black spot on 
the lateral line between the dorsal and pectoral fins. 
Pound at Gondokoro; it occurs also in the river Niger. 
Schilbe hasself/uistii, C. & V. 
D. 1/5. A. 63— 64. P. - ^ . V. 6. 
9 — 10 
The upper jaw is longer or not shorter_, than the lower. The 
length of the head is contained six times and a half in the total ; 
its width is three-fifths of its length. Maxillary barbels half as 
long as the head. 
This species is known to me from Valenciennes’ description 
only. 
