118 MOEMTEID^. 



24. GNATHONEMUS ABADII. 

 Bouleng. Ann. & Mag. N. H. (7) vii. 1901, p. 80. 



Depth of body 3f times in total length, length of head 5^ times. 

 Head very slightly longer than deep, with feebly curved upper profile ; 

 snout f length of head ; teeth conical, 3 in upper jaw, 5 in lower; chin 

 with a globular swelling ; eye rather large, | length of snout or inter- 

 orbital width. Dorsal 35, originating very slightly in advance of anal, 

 its length once and f in its distance from head. Anal 34, slightly 



Fiff. 97. 



4- 







GnatJwnemus ahacUi. 

 Type, f 



nearer base of caudal than base of ventral. Pectoral as long as head, 

 once and J as long as ventral, reaching far beyond base of latter. 

 Caudal scaled in its basal half, with pointed lobes. Caudal peduncle 

 3^ times as long as deep, as long as head. 98 scales in lateral line, 

 i^ in transverse series on body, oq ii^ transverse series between dorsal 

 and anal, 16 round caudal peduncle. Brownish above, silvery white 

 beneath. 



Total length 240 millim. 



Upper Niger. 

 1. Type. Jcbba. Capt. G. F. Ahndie (P.). 



25. GNATHONEMUS TAMANDUA. 



Mormyrus tamandua, Giintli. Proc. Zool. Soc. 18G4, p. 22, pi. ii. fig. 1, and Cat. 



Fish. vi. p. 217 (1866). 

 Gnathonemus tamandua, Bouleng. Proc. Zool. Soc. 1898, p. 809, and Poi?s. Bass. 



Congo, p. 102 (1901). 

 Campylomormyrus tamandva, Pap[)enh. Mittli. Zool. Mns. Berl. iii. 1907, p. 359, 



pi. ii. figs. 2 & 3. 



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



