BARILIUS. 207 



which is 4 to 4 J times in length of head ; interorbital width 3 to 3 J 

 times in length of head ; mouth extending to below anterior third or 

 centre of eye ; no barbels ; naked space between preeoperculum and 

 suborbitals less than i width of third suborbital. Gill-rakers very short 

 and few. Dorsal III 9, originating at equal distance from anterior 

 border or centre of eye and from caudal, second half of its base above 

 anal; anterior rays longest, f to § length of head. Anal III 13-14, 

 anterior rays much longer than posterior, a little longer than dorsals, 

 forming a rounded lobe. Pectoral pointed, shorter than head, not 

 reaching ventral. Caudal forked. Caudal peduncle twice as long as 

 deep. Scales with very numerous radiating striae, 55-60 y^ ^ , 3 be- 

 tween lateral line and ventral, 16-18 round caudal peduncle. Silvery, 

 brownish on the back ; more or less distinct dark vertical bars on the 

 side of the body, 10 or 11 in number ; dorsal blackish at the end. 



Total length 160 millim. 



Lake Tanganyika. 



1-4. Types. North end o£ L. Tanganyika. Prof. J. E. S. Moore (C). 



5-0. Ad. & hgr. Sumbu. Dr. W. A. Cunniugton (C). 



The specimens from Lake Rukwa briefly noticed under the name of 

 B. moorii by Hilgendorf and Pappenheim, Sitzb. Ges. naturf. Fr. Berl. 

 1903, p. 270, perhaps belong to a distinct species. 



IG. BARILIUS TANGANIC^. 



Pouleng. Ann. & Mag. N. H. (7) vi. 1900, p. 480, Poiss. Bass. Congo, p. 2;'>5 

 (11)01), and Trans. Zool. Soc. xvi. 1901, P- 14(), pl. xiv. fig. 3. 



rig. 182. 



Barilius tanganicce. 

 Type (Tr. Z. S. 1901). |, 



Depth of body equal to length of head, 4J times in total length. 

 Head a little over twice as long as broad, with straight upper profile; 



