50 



CTPKIXID.'E. 



29. I3ARBUS LEPTOSOMA. 

 Bouleng. Ann. & Mag. N. H. (7) x. 1002, p. 432, and Fish. Nile, p. 220, pi. xl. 

 fig. 1 (1907). 



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

 times. Snout rounded, 3-|- to 3^ times in length of head ; eye 4 to 4| times 

 in length of head, interorbital width 3-g- to 3^ times ; mouth inferior, its 

 Avidth 4 to 5 times in length of head; lips moderately developed, lower 

 continuous across chin ; two barbels on each side, subequal, as long as eye 

 or a little shorter. Dorsal III 8-9, nearer occiput than caudal, border 

 concave; last simple ray very strong, bony, not serrated, straight or slightly 



Fig. 30. 



Burbus leptosoma. 

 Type (F. N.). |. 



curved, as long as or a little longer, or slightly shorter, than head. Anal 

 III 5, not reaching caudal. Pectoral f to | length of head, not reaching 

 ventral; base of latter below anterior rays of dorsal. Caudal peduncle 

 twice or nearly twice as long as deep. Scales longitudinally striated, 

 30-35 ^_\ 3 between lateral line and ventral, 12 round caudal peduncle. 

 Silvery, tinged with blue, back darker ; fins whitish, tinged with crimson. 



Total length 225 millim. 



Lake Tsana and upper affluents of Blue Nile, Abyssinia. 

 1-3. Types. Zegi, L. Tsana. Mr. E. Degen (C). 



4. Hgr. Jujn R., flowing into Didossa K., Mr. P. 0. Zaphiro (C.) ; 



2000 ft. W. N. McMillan, Esq. (P.). 



30. BARBUS DEGENI. 



Bouleng. Ann. & Mag. N. H. (7) x. 1902, p. 435, and Fisli. Nile, p. 222, pi. xli. 

 fig. 1 (1907). 



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



