DTSTICHODUS. 263 



feebly compressed, as long as or a little longer than eye, which is 3 to 4 

 times in length of head ; interorbital width 2^ to 2f times in length of 

 head; maxillary extending to below nostrils ; teeth in two series in each 

 jaw, outer series containing 16-20 teeth. Dorsal 16-20 (4-5 un- 

 branched), equally distant from head and from caudal, or a little nearer 

 former, its base equalling its distance from adipose fin, which is small. 

 Anal 14-16 (3 unbranched), its base covered with scales and shorter 

 than that of dorsal. Pectoral f to f length of head. Caudal deeply 



Eig. 200. 



^--^^^ 





Distlchodas nofos^nlus. 

 Type. 



forked, with pointed lobes. Caudal peduncle as long as deep. Scales 

 38-46 1=^, 6-7 between lateral line and root of ventral. Silvery, hack 

 brown ; a large black blotch or oblique band on dorsal (between 4th to 

 11th or 12th rays) ; a more or less distinct round blackish spot at base 

 of caudal. 



Total length 195 millim. 



South Cameroon to Congo. 



G. L. Bater-, Esq. (C). 



Miss Kingsley (C). 

 Dr. ^y. J. Ansorge (C). 



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



