126 



MORMYMDJE. 



Anal 36-38, equally distant from extremity of ventral and from base of 

 caudal. Pectoral obtusely pointed, f length of head, a little over twice 

 length of ventral, and extending beyond base of latter. Caudal scaled, 



Fig. 105. 



Genyomyrus donnyi. 

 Type (A. M. C). £ 



with rounded lobes. Caudal peduncle 3 times as long as deep, ^ to f 



1 fi— 1 fi 



length of head. 78-82 scales in lateral line, ss^ in transverse series on 

 body, ^^ in transverse series between dorsal and anal, 12 round caudal 

 peduncle. Brownish above, lighter beneath. 



Total length 450 millim. 



Upper Congo. — Types in Congo Museum, Tervueren. 



Upoto. Capt. Wilverth (C). 



1. One of the types 



2. Skel. 



3. 4-6. Ad. & hgr. 

 7. Hgr. 



8-9. Ad. & yg. 



Monsembe. 



Kutu, L. Leopold II. 



Upper Congo. 



Rev. J. H. Weeks (P.). 

 M. P. Delhez (0.). 

 Brussels University. 



9. MORMYRUS. 



Linn. Syst. Nat. i. p. 522 (part.); Gill, Proc. Ac. Philad. 1864, p. 139 ; Bouleng. 



Proc. Zool. Soc. 1898, p. 812, Poiss. Bass. Congo, p. 109 (1901), and Fish. 



Nile, p. 59 (1907). 

 SrropMcephalus, Svvainson, Nat. Hist. Fish. ii. p. 187 (1839). 

 Mormyrodes, Gill, 1. c. 

 Solenomormyrus, Bleeker, Vers]. Ak. Amsterd. (2) viii. 1874, p. 368. 



Teeth in the jaws small, notched, few (5 to 12 in the upper jaw, 8 to 

 14 in the lower) ; minute conical teeth on the parasphenoid and on the 

 tongue ; mouth terminal. Nostrils moderately far apart, remote from 

 the eye. Body moderately elongate ; ventral fins equally distant from 

 the pectorals and from the anal, or nearer the former. Dorsal fin much 



