MAECUSENIUS. 



83 



than head. 55-65 scales in lateral line, J|-|^ in transverse series on 



12-13 . 

 ^°*^y' 12=13 ^^ transverse series between dorsal and anal, 12 round caudal 



peduncle. Brown above, silvery white below, more or less speckled 



with darker ; an ill-defined dark bar, extending obliquely from origin of 



dorsal to that of anal, sometimes present ; dorsal fin, and sometimes 



also anal, brownish in front. 



Total length 220 millim. 



White Nile and Blue Nile. 



Khartum. J. Petherick, Esq. (C). 



1-3. Types. 



4. Skel. 



5. Ad. 

 6-9. Ad. 



Fashoda, Wliite Nile. 

 Wad Medine, Blue Nile. 



L. Loat, Esq. (C). 



22. MAECUSENIUS BUDaETTI. 

 Bouleng. Proc. Zool. Soc. 1904, i. p. 197, pi. vii. fig. 1. 



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

 a little deeper than long; snout rounded, y length of head; mouth 

 small, inferior, its width ^ length of head ; teeth notched, 5 in upper 

 jaw, 6 in lower ; anterior nostril on a line with lower border of pupil, 

 posterior on a line with lower border of eye ; eye nearly twice as long 



Fig. 66. 



Marcusenius hucU/eiii. 

 Type (P. Z. S. 1904). |. 



as snout, f interorbital width. Dorsal circa 32, nearly as long as its 

 distance from head. Anal 25, originating below 11th ray of dorsal, 

 nearer base of caudal than base of ventrals. Pectoral pointed, a little 

 shorter than head, once and ^ length of ventral, extending beyond 

 vertical of base of latter. Caudal with pointed lobes. Caudal peduncle 

 3 times as long as deep, as long as head. 67 scales in lateral line, jy in 



g2 



