46 MOEMTBID^. 



of caudal than head. Anal 63-64, originating considerably in advance 

 of dorsal (14th ray corresponding to first dorsal), and at equal distance 

 from end of snout and base of caudal. Pectoral rounded, a little more 

 than 1 length of head. Caudal very small, scaled at tlie base, with 

 rounded lobes. Caudal peduncle hardly as long as deep, -^ length of 



Yi^. 33. 



Mormyrops atteiiualus. 

 Type (A. M. C). i. 



head. 90-95 scales in lateral line, || iu transverse series on body, 1 8 in 

 transverse series between dorsal and anal, 16 round caudal peduncle. 

 AVhitish, finely and closely speckled with brown. 

 Total length 410 millim. 



Upper Congo (Upoto) ; Kassai River. — Type in Congo Museum, 

 Tervueren. 



17. MORMYROPS FURCIDENS. 

 Pellegr. Bull. Mus. Paris, 1900, p. 350 ; Bouleng. Poiss. Bass. Congo, p. 63 

 (1901). 



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

 Head nearly twice as long as deep, with straight declivous profile; 

 snout rounded, projecting a little beyond the mouth, the width of which 

 equals |- length of snout; teeth bicuspid, forked, 14 in each jaw; eye 

 small, in anterior third of head, its diameter 2J times in length of 

 snout, twice in interocular width. Dorsal 33-35, f to f length of anal, 

 its origin nearer root of caudal than head. Anal 65-61, originating 

 considerably in advance of dorsal (loth ray corresponding to first dorsal) 

 and at nearly equal distance from head and from root of caudal. Pectoral 

 rounded, | length of head. Caudal very small, scaled at the base, lobes 

 short and rounded. Caudal peduncle a little longer than deep, its length 

 41 to 5 times in length of head. 90-95 scales in lateral line, j~j in 

 transverse series on body, 20 in transverse series between dorsal and 

 anal, 14 round caudal peduncle. Brown, minutely dotted and in- 

 distinctly marbled with blackish. 



Total length 300 millim. 



Alima Eiver, Congo. — Types in Paris Museum. 



