GNATHONEMUS. 



109 



half, with long pointed lobes. Caudal peduncle 3 times as long as 

 deep, a little shorter than head. 65-72 scales in lateral line, J^E^f in 

 transverse series on body, -^^^ in transverse series between dorsafand 

 anal, 12 round caudal peduncle. Silvery, brown or steel-blue on the 

 back. 



Fig. 88. 



Gnathonemus sener/aleiisis. 

 Type, after Steiiidachiier (?. c). i. 



Total length 210 millim. 



Senegal, Togoland. 



1. Hgr. 



2-9. Ad. & hgr. 

 10. Skel. 



-Types in Vienna IMuseum. 



St. Louis, Senegal. 

 KacJi, „ 



M. P. Delhez (0.). 



16. GNATHONEMUS ANGOLENSIS. 

 Bouleng. Ann. & Mag. N. H. (7) xv. 1905, p. 458. 



Depth of body 3^ to 3^ times in total length, length of head 4^ to 

 5 times. Head as long as deep, with curved upper profile ; snout 

 ■J length of head; teeth conical, 5 in upper jaw, 6 in lower; a feeble 

 mental swelling ; eye moderate, a little shorter than snout, f interorbital 

 width. Dorsal 24-26, originating above 6th to 8th ray of anal, its 

 length 2-j to 2J times in its distance from head. Anal 29-33, nearer 

 base of caudal than base of ventral. Pectoral pointed, a little shorter 

 than head, twice as long as ventral, extending a little beyond base of 

 latter. Caudal scaled in its basal two-thirds, with pointed lobes. 

 Caudal peduncle 2^ times as long as deep, f length of head. 66-60 

 scales in lateral line, jg}jg in transverse series on body, gfjg in transverse 



