252 



CHARACINIDJL 



Fisr. 192. 



extremity of upper jaw and 3 at extremity of lower ; naked part of cheek 

 about double the width of suborbital ; upper surface of head rugose with 

 fine striae. Gill-rakers extremely short, rudimentary. Dorsal III 12-14, 

 originating immediately behind vertical of base of ventrals, equally 

 distant from occiput and from caudal, longest ray § to f length of head. 

 Anal III ll-1 4. Pectoral about \ length of head, as long 

 as ventral. Caudal nearly entirely covered with small scales, 

 deeply forked, lobes rounded or obtusely pointed. Caudal 

 peduncle If- to 2 times as long as deep. Scales 91-112 jjrjg, 

 10-12 between lateral line and root of ventral. Silvery, 

 back pale olive ; a greenish golden streak above lateral line ; 

 blackish spots and marblings sometimes present on back and 

 sides ; fins whitish, except the caudal, which is pale yellow 

 with more or less numerous black spots. 



Iddhijohorm besse. 

 White Nile (F. N..). §. 



Total length 190 millim. 



Lower Nile to White Nile ; Chad Basin.— Types in Paris Museum. 



1-2. Types of 



1, microlepis. 

 3. Ad. 

 4-6. Ad. 



7. Ad. 



8. Ad. 



9-23,24. Ad.&hgr. 

 25. Skel. 



Khartum. 



Between Khartum and 



So bat. 

 Goz Abu Gumah, 



White Nile. 

 North of Kaka, White Nile. 

 Fashoda, „ 



J. Petheriok, Esq. (P.). 



A. L. Butler, Esq. (P.). 

 Mr. P. 0. Zaphiro (0.) ; 



W.N. McMillan, Esq. (I'.). 

 L. Loat, Esq. (C). 



