MOKMTHUS. 



141 



1-2. Ad. & hgr, 

 3-10. Hgr. & yg. 



11-12. Ad. 



13. Ad. 



14-15. Ad. 



16. Hgr. 



17. Hgr. 



18. Hgr. 



19. Yg. 



20. Yg. 



St. Louis, Senegal. 



Kaedi, „ 



Gambia. 



Mureji, Upper Niger. 



Jebba, ,, 



Benue R.. N. or Ibi. 



R. Shari at Maidugari. 



Gaboon 



Lower ('ongo. 



Monsembe, Upper Congo. 



M. P. Delhez (C). 



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



11 



('apt. G. F. Abadie (P.). 

 H. L. Norton Traill. Esq. 



("apt. G. B. Gosling (P.). 



M. A. Greshoff (C.) ; 



Utrecht University ( E.). 

 Rev. J. H. Weeks (0.). 



14. MORMYRUS PROBOSCIROSTRIS. 



Bouleng. Ann. Mus. Congo, Zool. i. 1898, p. 16, pi. viii. fig. 2, Proc. Zool. Soc. 

 1898, p. 818, and Poiss. Bass. Congo, p. 114 (1901). 



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

 34- times. Upper profile of head descending in a curve ; snout much 

 produced, trunk-like, a little longer than postocular part of the head, its 

 length 3 \ to 4| times its least depth ; mouth very small, lower jaw- 

 slightly projecting, with thick lips ; teeth notched, 5 or 7 in upper jaw, 



Mormyrus pi'oboseiroslris. 

 Type (A. M. C). j. 



12 or 14 in lower; eye small, its diameter o\ to 1\ times in length 

 of snout, twice in interorbital width. Dorsal 75-82, originating well 

 in advance of base of ventral, nearly 5 times as long as anal, once 

 and \ as long as its distance from end of snout. Anal 19-20, 

 originating at equal distance from base of pectoral and from base 



