Fislies from the Upiier Zambesi. 493 



posterior | diameter of eye. Last simple ray of dorsal not 

 erdarg-ed^ flexible, smooth, 1^ length of head ; border of 

 dorsal concave. Anal reaching caudal. Base of ventral 

 below middle of dorsal. Caudal peduncle slightly longer 

 than deep. 2 scales between lateral line and ventral, 12 

 round caudal peduncle. Brown above, the scales blackish at 

 the base, pink on the sides, white beneath ; dorsal and 

 ventrals yellow. 



Total length 390 mm. 



A single specimen from the Zambesi above the Victoria 

 Falls. 



Barhus fairbairnii. 



5J 



D. Ill 8. A. Ill 5. L. lat. 34. L. tr. ,,. 



Depth of body 3 times in total length, length of head 4 

 times. Snout obtusely pointed, covered with horny tubercles 

 on tip and sides, 3 times in length of head, eye 5^ times, 

 interorbital width 2\ times ; mouth inferior, its width 3^ 

 times in length of head ; lips moderately thick, lower restricted 

 to the sides ; barbels 2 on each side, equal, ^ diameter of 

 eye. Last simple ray of dorsal not enlarged, flexible, smooth, 

 as long as head ; border of dorsal straight. Anal reaching 

 caudal. Base of ventral below middle of dorsal. Caudal 

 jjeduncle Ij times as long as deep. 2^ scales between lateral 

 line and ventral, 12 round caudal peduncle. Purplish brown 

 above, pinkish white beneath, the scales blackish at the base; 

 tins pur})iish brown. 



Total length 420 mm. 



A single specimen, captured by Mr. Fairbairn in the gorge 

 below Victoria Falls along with the B. victorim described 

 above. 



Barhus altidorsalis. 



D. Ill 9. A. Ill 5. L. lat. 28. L. tr. % 



Depth of body 3 times in total length, length of head 4^ 

 times. Snout rounded, 3^ times in length of head, eye 5 

 times, interorbital width 2^ limts ; mouth inferior, its width 

 3 times in length of head ; lips thick, continuous across the 

 chin ; barbels 2 on each side, equal, ^ diameter of eye. 

 Last simple ray of dorsal not enlarged, flexible, smooth, 

 anterior branched rays also much elongate. If length of 

 head, the fin deeply notched behind the third branched ray. 

 i\nal reaching beyond base of caudal. Base of ventral below 

 middle of dorsal. Caudal peduncle I5 times as long as deep. 



