210 



CHARAC1NID.E. 



which is lateral and 3 to 3-| times in length of head ; adipose eyelid feebly 

 developed ; interorbital region feebly convex, its width 2\ to 2§ times 

 in length of head ; maxillary not extending to below anterior border of 

 eye; 16 teeth (j) in upper jaw, 10 (-j) in lower; lower border of 

 second suborbital as long as or longer than eye. Gill-rakers moderately 

 long, 1G-20 on lower part of anterior arch. ' Dorsal II 8, originating 

 above middle or last ray of ventral, at equal distance from end of snout 

 and from caudal, or a little nearer latter; longest ray as long as or a 

 little shorter than head. Anal II— III 14-16. Pectoral -§ to -f length 

 of head, not reaching ventral. Caudal forked, with pointed lobes. 

 Caudal peduncle 1 to If times as long as deep. Scales with radiating 

 and arborescent or anastomosing canals, 23-29 gr, 1-g-— 2 between lateral 

 line and root of caudal. Silvery, back olive or bluish ; a dark spot 

 often present behind the head, above the lateral line ; a large black 

 blotch on the caudal peduncle. 



Total length 195 millim. 



From the Congo and Uovuma to the Quanza and Limpopo. — Types 

 in Berlin Museum. 



Fig. 15 



L. Hgr. 

 2. Hgr. 



'■). Type of A fuchrii 



Alestes imberi. 

 Type of A./uchsii (A. M. C). 



Bange Ngola., Angola. 

 Stanley Pool. 



Kuhi, L. Leopold TT., 

 Upper Congo. 



s 

 T 



Dr. W. J. Ansovge (C). 

 M. A. Greshoff (C.) ; 



Utrecht University (E.). 

 M. P. Delhez (('.). 



