MORMYKID.E. 



165 



6 in lower; eye a little longer than snout, a little shorter than inter- 

 orbital width. Dorsal 24, originating above 13th ray of anal, its length 

 l~ that of anal, f its distance from head. Anal 41. Pectoral as long as 

 head. Ventrals absent *. Caudal deeply forked, with pointed lobes. 

 Caudal peduncle 4 times as long as deep, as long as head. 85 scales in 

 lateral line, ^ in transverse series on body, ^ in transverse series 

 between dorsal and anal, 12 round caudal peduncle. Brown, head 

 darker ; dorsal and anal fins dark brown in front. 



Total length 90 millirn. 



Sierra Leone. 

 1. Type. N. Sherbo district. N. W. Thomas, Esq. (P.). 



Distinguished from G. mento by the shorter dorsal fin and the 



longer anal. 



Fifr. 108. 



Gnathonemus thomasi. 

 Type. 



14. GNATHONEMUS STANLEYANUS, Blgr. 

 Add :— 



7. Ad. Sankuru R. at Kondne, Kasai. M. E. Luja (C.) ; Luxem- 



burg Museum (P.). 



15. GNATHONEMUS SENEGALENSIS, Stdr. 

 Pellegr. Poiss. Bass. Tchad, p. 53, pi. ii. fig. 4 (1914). 



Add :— 

 11. Hgr. Oyan R., Niger. A. E. Kitson, Esq. (P.). 



16. GNATHONEMUS ANGOLENSIS, Blgr. 

 Recorded from the Upper Zambesi by Pellegrin, Bull. Soc. Zool. 

 France, xxxix. 1914, p. 24. 



* No doubt a congenital malformation. 



