BAKBTJS. 245 



25. BARBUS MINCHINI. 

 (Plate XLV. fig. 4.) 



Boulenger, Ann. & Mag. N. H. (7) xvii. 1906, p. 436. 



Depth of body three and one-third times in the total length, length of head four 

 times. Snout rounded, not projecting, four times in the length of the head ; diameter 

 of eye three and a half times in the length of the head, interorbital width twice and a 

 half; mouth terminal, its width one-third the length of the head; lips moderately 

 developed, not extending across the chin ; barbels two on each side, the anterior two- 

 thirds the diameter of the eye, the posterior as long as the eye, which is about twice the 

 distance between the barbels. Dorsal fin with III 7 rays, last simple ray strong, bony, 

 serrated behind, a little shorter than the head ; free edge of the fin nearly straight ; 

 its distance from the eye equals its distance from the root of the caudal fin. Anal tin 

 with III 5 rays, longest ray three-fifths length of head. Pectoral fin three-fourths 

 length of head, not quite reaching the base of the ventral ; latter fin entirely in advance 

 of the vertical of the origin of the dorsal. Caudal fin deeply forked. Caudal peduncle 

 twice as long as deep. Scales with fan-shaped striation, 25-26 j|, 2J between lateral 

 line and ventral fin, 12 or 14 round caudal peduncle. 



Olive above, silvery white beneath, the scales blackish at the base ; a bright yellow 

 or scarlet spot on the gill-cover ; pectoral and ventral fins yellow ; dorsal, anal, and 

 caudal fins scarlet, yellow at the base ; iris greyish white. 



Measurements (in millimetres). 



Total length SS 



„ „ (without caudal) 70 



Greatest depth of body 21 



Length of head 18 



Width of head 9 



Diameter of eye 5 



Interorbital width 7 



Width of mouth 6 



Length of bony ray of dorsal 15 



„ longest ray of anal 10 



„ pectoral 14 



This species was established on two specimens in the Degen Collection, from 

 Entebbe, Lake Victoria, Nov. 25, 1905. It has been named after Prof. E. A. Minchin, 

 in recognition of his service to African Ichthyology in enabling Mr. Degen to form 



