GNATHONEMUS. 



115 



4 times as long as deep, slightly longer than head. 85 scales in lateral 

 line, ^ in transverse series on body, || in transverse series between 

 dorsal and anal, 14 round caudal peduncle. Brown above, silvery white 

 beneath ; dorsal and anal fins greyish brown in front. 



Total length 245 millim. 

 Niger. 



1. Type. 



Assay, Lower Niger. 



J. S. Budgett, Esq. (P.). 



21. GNATHONEMUS KUTUENSIS. 

 Bouleng. Ann. Mus. Congo, Zool. i. p. 74, pi. xxxiii. fig. 5 (1899), and Poiss. Bass. 

 Congo, p. lOi (1901). 

 Depth of body 3J to 3J times in total length, length of head 5 to 

 5^ times. Head scarcely longer than deep, with strongly curved upper 

 profile ; snout J length of head ; teeth feebly notched, 5 in upper jaw, 

 6 in lower ; a globular mental swelling ; eye rather large, as long as 

 snout, f interorbital width. Dorsal 29, its length nearly as great as its 

 distance from head. Anal 27-29, originating under 4th to 6th ray 

 of dorsal. Pectoral pointed, a little longer than head, twice as long as 

 ventral, reaching nearly extremity of latter. Caudal scaled in its basal 



Fig. 94. 



GiuitJionemus Jcaiaensls. 

 Type (A. M. C). f. 



half, with long pointed lobes. Caudal peduncle 4 times as long as 

 deep, as long as head. 42-43 scales in lateral line, j^ in transverse 



7— Pi 



series on body, ^ g in transverse series between dorsal and anal, 8 round 

 caudal peduncle. Brown, darker in front ; a dark brown vertical band 

 between origin of dorsal and origin of anal ; anterior two-thirds of 

 caudal peduncle dark brown. 



Total length 100 millim. 



Congo (Lake Leopold 11. and Alinia River). — Type in Congo Museum, 



Tervueren. 



i2 



