138 MOEMYEID^. 



as postocular part of head, straight, prolonged in the axis of the body, 

 tubiform, with slightly concave upper profile ; mouth very small, lower 

 jaw slightly projecting ; 7 or 9 teeth in upper jaw, 10 in lower ; eye 

 moderate, 4 or 5 times in length of snout, ^ interorbital width. Dorsal 

 83-90, originating well in advance of ventrals, about 6 times as long as 

 anal, and once and ^ as long as its distance from end of snout. Anal 

 17-18, nearer base of ventral than base of caudal. Pectoral pointed, as 



Mormyrus niloticus. 

 Lower Nile (P. N.). i. 



long as head without snout, not reaching ventral. Caudal densely 

 scaled, with pointed lobes. Caudal peduncle nearly twice as long as 



9(j_oc 



deep. 110-120 scales in lateral line, gg^j^ in transverse series on body, 

 22r|j in transverse series between dorsal and anal, 28-30 round caudal 

 peduncle. Brown above, M'hitish beneath. 



Total length 460 millim. 



Lower Nile, Bahr-el-Gebel. 



1. Ad. Between Beni Souef and Biba, L. Loat, Esq. (C). 



Lower Nile. 



2. Ad. Wadelai, Bahr-el-Gebel. J. S. Budgott, Esq. (P.). 



11. MORMYRUS BOZASI. 

 Pellegr. Bull. Mus. Paris, 1903, p. 327. 



Depth of body 4^ times in total length, length of head 4 times. 

 Upper profile of head strongly curved ; snout produced, tubiform, about 

 as long as postocular part of head ; mouth small ; teeth notched ; eye 

 3 times in length of snout, once and } in interorbital width. Dorsal 77, 

 originating in advance of ventrals, 7 times as long as anal. Anal 17, 

 originating at equal distance from base of pectoral and from base of 

 caudal. Pectoral pointed, f length of head. Caudal covered with 



