t)C>2 ]\rr. G. A. Bonleiigor on 



15. J^arhus ziiaicus, sp. n. 



Depth of body 3? times in total lengtli, len^tli of liead 4 

 times. Snout rather pointed, 3^ times in length of head ; 

 diameter of eye 4 times in length of head, interorbital width 

 3^ times ; mouth inferior, its width 5 times in length of 

 liead ; lips moderately developed, interrupted on the chin ; 

 barbels two on each side, equal in length, twice diameter of 

 eye. Dorsal IV 9; last simple ray very strong, bony, 

 straight, | length of head. Anal III 5. Pectoral a little 

 shorter than head. Ventral below anterior rays of dorsal. 

 Caudal peduncle nearly twice as long as deep. Scales 33 "^i» 

 3 between lateral line and ventral, 12 round caudal peduncle. 

 Dark olive above, silvery white beneath. 



Total length 190 mm. 



A single specimen from Lake Zwai. 



"Well distinguished from the species with interrupted lower 

 lip by the very long barbels. 



16. Barhus plagiostomus, Blgr. — Gudar River, Akaki River. 



17. Barhus Macmillani, sp. n. 



Depth of body equal to or a little less than length of head, 

 3^ to 4 times in total length. Snout rounded, 3 times in 

 length of head ; diameter of eye 4^ to 4^ times in length of 

 head, interorbital width 3;^ to 3^ times; mouth inferior, 

 forming a broken arch, a feebly curved transverse line in 

 front, its width 4 times in length of head ; lips very feebly 

 developed, confined to the sides; a thin horny sheath, with a 

 blunt keel, covers the jaws ; barbels two on each side, anterior 

 once to once and a half length of eye, posterior once and i to 

 once and | length of eye. Dorsal IV 8-9, free edge emar- 

 ginate ; last simple ray very strong, bony, not serrated, 

 straight, ? to f length of head. Anal III 5. Pectoral a 

 little shorter than head. Ventral below anterior rays of 

 dorsal. Caudal peduncle once and -^ to once and f as long as 

 deep. Scales 30-33 % 2 or 2.^ between lateral line and 

 ventral, 12 round caudal peduncle. Dark olive above, tlie 

 scales blackish at the base, silvery white beneath. 



Total length 220 mm. 



Five specimens from Lake Ganjule (Margherita). 



Closely allied to B. plagiostomus, Blgr. Distinguished by 

 the lon<j;er head and the longer barbels. 



