Fishes from O nihil and. /3G3 



18. Barhus BoUegi^ sp. n. 



Pi'pfli of body 3 to 3A times in total Ion;;th, length of head 

 4 to 4.\ times. Snout rounded, 3|^ to 3^ times in length of 

 jjead ; diameter of eye 4 to 5 times in length of head, inter- 

 orhital width 2q to 3 times ; mouth inferior, forming a broken 

 arch, a feebly curved transverse line in front, its wiiith 3.', to 

 4 times in length of head ; lips very feebly develope 1, con- 

 fined to the sides ; a thin horny sheath, with a blunt keel, 

 covers the Jaws ; barbels two on each side, anterior once and 

 \ to once and ^ length of eye, posterior once an J .^ to once 

 and i. Dorsal IV 9, free edge emarginate ; last simple ray 

 very strong, bony, not serrated, feebly curved, | to J length 

 of head. Anal III o. Pectoral as long as head or a little 

 shorter. Ventral below anterior rays of dorsal. Caudal 

 peduncle once and 4- as long as deep. Scales 28-30 ^^y 2 or 2.V 

 between lateral line and ventral, 12 round caudal j)eduncle. 

 Silvery, the dorsal region darker, with tlie scales dark-edged, 

 lower parts pure white ; fins greyish, or p2ct)rals, ventrals, 

 and anal reddish ; a yellow line round the pupil. 



Total length 245 mm. 



Three specimens from the Omo River at Kullo and one 

 from the Gibe River. 



Distinguished from B. plagiostonnis by longer barbels and 

 fewer scales in the lateral line, from D. Mactnillani by the 

 deeper body and the broader interorbital space. 



19. Barhus Zaphiri, sp. n. 



Depth of body 3;-] times in total length, length of head 3| 

 times. Snout rounded, 3i times in length of head, eye G 

 times, interorbital wiilth 4 times; mouth terminal, lower jaw 

 slightly projecting ; width of mouth 4 times in length of 

 head ; lips well developed, interru))ted on the chin ; b.ubels 

 two on each side, nearly equal, about once and \ diameter of 

 eye. Dorsal IV 9, free edge emarginate; last simple ray 

 very strong, bony, not serrated, feebly curved, about 3 length 

 of head. Anal III 5. Pectoral about ij length of head. 

 Ventral slightly in advance of vertical of origin of dorsal. 

 Caudal peduncle once and 3 as long as deep. Scales 31 '^. 2^ 

 between lateral line and ventral, 14 round caudal peduncle. 

 D.iik olive above, silvery white beneath. 



Total letigth 230 mm. 



A single specimen from the Didessa River. 



'Saw B. f/nnjwn- { J Hiipp. ; (lifTering in the long.^r b.ubels. 



3«* 



