100 



MOEMYEID/E. 



between dorsal and anal, 8 round caudal peduncle. Dark brown, with 

 two lighter vertical bars between dorsal and anal. 



Total length 230 millim. 



jNiger, Old Calabar, Cameroon, Congo. 



1-2. Yg. 

 P.. Hor., typo. 

 4-G. Ad. ct yg. 

 7-<S. Ad. 

 9. Ad. 

 10. Yg. 



Ogata, Lower Niger. 

 Old Oalal)ar. 



Monsembe, Ui)per Congo. 

 Stanley Falls. 



Banzyville, Ubanglii. 



Dr. ^y. J. Ansorge (0.). 

 Dr. A. Guntlier (P.). 

 Rev. J. H. Weeks (P.). 

 Rev. W. H. Bentley (C). 

 M. De Meuse (C). 

 Capt. Royaux (C). 



.5. GNATHONEMUS LONGIBARBIS. 



Mormj/ms jwfersu (non Giintli. 18G2), Giinth. Petherick's Trav. ii. p. 25G (18()9). 

 Mormyrus longibarhis , Hilgend. Sitzl). Ges. nat. Fr. Berlin, ISSS, p. 7(S. 

 Gnatlionemus longiharJiis, Bonlcng. Proc. Zool. Soc. 1898, p. 802 ; Pappenh. Mitth. 



Zool. Mus. Berl. iii. 1907, p. 25(), ])1. xii. fig. 1 ; Bouleng. Fisli. Nile, p. 55, 



fig., pi. X. fig. 2 (1907). 



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

 times. Head longer than deep, with feebly curved upper profile ; snout 

 about f length of postocular part of head, 2^^ to 2^ times diameter of 

 eye, about h interorbital width ; chin with a long, cylindrical, pointed 



Fijr. 80. 



G)iaf?ion('m>is l(»P/iharJ)is. 

 Buganga (F. N.). ^. 



dermal appendage, as long as or a little longer than snout, directed 

 forwards ; teeth small, notched, 3 or 5 in upper jaw, 4 or 6 in lower. 

 Dorsal 22-25, its length about ^ or f its distance from head and equal 

 to or a little greater than its distance from caudal. Anal 28-31, 

 originating a little in advance of dorsal, its distance from ventral a little 



