ELEOTEIS. 13 



head. Caudal peduncle twice as long as deep. Scales strongly ciliated, 

 29 or 30 in longitudinal series, 9 between second dorsal and anal. 

 Greyish olive, dotted and marbled with blackish ; vertical dark bars on 

 sides of head ; a black bar at base of caudal ; dorsal, anal, and caudal 

 with small blackish spots. 



Total length 38 millim. 



Upper Nile, White Nile, and Shari. 



1. Type. Pond near Third Cataract, N. of L. Loat, Esq. (C). 



Kermeh. 

 2-3. Hgr. Fashoda, White Nile. 



4. Ad. L. No, 



5-7. Hgr. „ „ H. H. King, Esq. (P.), 



Fig. 8. 



Eleotris nana. 

 Type (F. N.). x 2. 



6. ELEOTRIS UELLENSIS. 

 Bouleng. Rev. Zool. Afr. ii. 1913, p. IGl. 



Body cylindrical or a little compressed, its depth 4^ to 4f times in 

 total length, length of head 3J to 3^ times. Head a little longer than 

 broad, naked ; snout broad, rounded, as long as eye, the diameter of 

 which is 4^ times in length of head and equals interorbital width ; 

 lower jaw strongly projecting; maxillary extending to below anterior 

 border of eye; no canine teeth; no praeopercular spine. Dorsals VI, 

 I 8, well separated from each other, rays short. Anal I o, its origin 

 considerably behind that of dorsal. Pectoral f length of head, a little 

 longer than ventral. Caudal rounded-subacuminate, nearly as long as 

 head. Caudal peduncle twice as long as deep. Scales strongly ciliated, 

 30-32 in longitudinal series, 10 between dorsal and anal ; belly naked. 

 Yellowish, spotted and speckled with dark brown ; a blackish bar at 

 base of caudal, which bears transverse series of brown dots ; black spots 

 on dorsal and anal fins. 



