GEPlIYiiOGLANIS. 



:^45 



II. Nasal barbel \ to ^ diauK^er of eye ; inaxill;iry 

 barbel a little longer tban bead; folded dors;il 

 reaching adipose, which is shorter ; anal with 

 8 or 9 branched rays ; caudal with acutely 



j)oiiited lobes ; vertex and occiput strongly [p- -'b^. 



striated and granulate 5. G. hiuj'ipinn'is, IMgr., 



1. GEPHYUOGLANIS GONGK^US. 

 Bouleng. Ann. Mus. Congo, Zool. i. p. 42, ])1. xx. fig. 2 (181»!t), and I'oiss. 

 Bass. Congo, p. 202, pi. xiv. fig. 2 (IDOl). 

 Depth of body b\ times in total length, length of head 4 times. 

 Head depressed, If times as long as broad, smooth except on the 

 occiput, which is feebly granulated and striated, and on the operculum, 

 which is striated ; occipital process as long as broad, in contact with 

 interneural shield ; snout obtusely conical, f length of head; eye oval, 

 of (young) to 6 times in length of head, twice in interorbital width; 



Fiff. 208. 



Geiihyroylatus vomjicvs. 

 Type(A. M. C). \. 



nasal barbel very small, not \ diameter of eye ; maxillary barbel liardly 

 half length of head; outer mandibular barbel ^ length of head and 

 about twice as long as inner; mouth not quite \ width of head; pree- 

 maxillary band of teeth straight, short and broad. Dorsal I 6, longest 

 ray shorter than head ; spine f to f length of head, not serrated or 

 feebly serrated behind in the young. Adipose fin 1^ times as long as 

 deep, a little shorter than rayed dorsal, its base 2| times in its 

 distance from the latter. Anal 12, 8 rays branched. Pectoral spine ^ 

 length of head, feebly serrated on inner border in the adult, strongly 

 in the young. Caudal deeply forked, with pointed lobes. Caudal 



