CYPELXID^E. 231 



longitudinally striated, 27 ij, 2 between lateral line and ventral, 12 

 round caudal peduncle. Silvery, brownish on the back, each scale with 

 a dark base ; fins grey. 



Total length 145 millim. 



Mkunga, near Euasa, N.W. Ruanda.— Types in Berlin Museum. 



Distinguished from B. linnelU by shorter barbels, narrower interorbital 

 space, and longer caudal peduncle. 



34. BARBUS KRAPFI, Blgr. 

 Lonnberg, Hand). Svensk. Vet. Ak. xlvii. G, 1911, p. 38. 



34 a. BARBUS AHLSELLI. 

 LiJnnberg, t. c. p. 39, fig. 



Depth of body 3f to 3f times in total length, length of head about 

 3 1 times. Snout 3 to 3:^ times in length of head ; eye about 4 times in 

 length of head, equal to interorbital width ; lips well developed, lower 

 continuous across the chin ; posterior barbel about 1^ diameter of eye, 

 anterior about as long as eye (shorter in young). Dorsal III 8-9, 

 equally distant from occiput and from root of caudal, border concave ; 

 last simple ray strong, bony, not serrated, a little shorter than head. 

 Anal III 5, nearly reaching caudal. Pectoral shorter than head, not 

 reaching ventral ; latter below anterior branched rays of dorsal. Caudal 

 peduncle not quite 1^ times as long as deep. Scales longitudinally 

 striated, 25-26 |t, 2 between lateral line and ventral, 12 round caudal 

 peduncle. 



Total length 110 millim. 



Luazomela River, tributary of Guaso Nyiro, British East Africa. — 

 Type in Stockholm Museum. 



Appears to differ from B. krapfi by the much longer head, the lesser 

 depth of the body, and the longer dorsal spine. 



34 6. BARBUS MAWAMBIENSIS. 



BarliKS Jdndii, var. maivamhiensis, Steind. Anz. Ak. Wien, 1911, p. 533. 

 Barhus maicambiensis, Steind. Deukschr. Ak. Wien, Ixxxi. 191^3, p. 25, pi. iii. 

 fig. 3*. 

 Depth of body 2f to of times in total length, length of head 3 to 4 



* The numbering of figs. 1 and 3 lias been inverted on pi, iii. 



