132 



MOKMYKID.E. 



length of head. Caudal with obtusely pointed lobes, at least as long as 

 head. Caudal peduncle 2| to 3 times as long as deep, f to f length of 

 head. 90-92 scales in lateral line, j 8 in transverse series on body, 

 29—30 in transverse series between dorsal and anal, 16 round caudal 

 peduncle. Pale brownish. 



Total length 310 millim. 



Upper Congo. — Type in Congo Museum, Tervueren. 

 1. Ad. Stanley Falls. Bev. W. H. Bentlev (C). 



5. MORMYRUS CABALLUS. 



Bouleii£. Aim. Mua. Congo, Zool. i. p. 16, pi. viii. fig. 1 (1898), Proc. Zool. Soc. 



1898, p. 818, and Poiss. Bass. Congo, p. Ill (1901). 

 Mormyrns eurvifrons, Pellegr. Bull. Mus. Paris, 1904, p. 438. 



Depth of body nearly equal to length of head, 3f to 5 times in total 

 length. Upper profile of head descending in a curve ; snout produced, 

 as long as or a little shorter than postocular part of head, its length 

 about twice its least depth ; mouth very small, with thick lips ; teeth 

 notched, 5 or 7 in upper jaw, 8 or 10 in lower; eye moderate, its 

 diameter 2 to 1 times in length of snout and l^-'toTf times in inter- 

 im. 110. 



Mormyrius cgliallits. 

 Type (A. M. C). J. 



orbital width. Dorsal 00-70, originating above base of ventral or 

 slightly anterior to it, 2f to 3 times as long as anal. Anal 22-2(>, 

 originating at equal distance from head and base of caudal. Pectoral 

 rounded, I to f length of head, not reaching or hardly reaching base of 

 ventral : ventral about -? length of head. Caudal densely scaled, with 

 obtnselv pointed lobes. Caudal peduncle 2\ to 3 times as long as deep, 



