5G6 On Fishes from Gallalaiid. 



30. Barhus alti'cola, sp. n. 



Dejifcli of body 3^ to 3^ times in total length, length of 

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

 head ; diameter of eye 6 times in length of head, interorbital 

 width 3 times; mouth inferior, its width 4 times in length of 

 head; lips moderately developed, lower continuous across the 

 chin ; anterior barbel once and X to once and ^ diameter of 

 eye, posterior barbel once and | to once and |. Dorsal IV 1), 

 free edge strongly emarginate ; last simple ray very strong, 

 bony, not serrated, feebly curved, § 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 § as long as deep. Scales 28-29 ^, 2 between lateral 

 line and ventral, 10 or 12 round caudal peduncle. Silvery 

 grey above, the scales darker at the base, white beneath. 



Total length oOO mm. 



Three specimens from the Alaba River. 



Agrees with B. lahiatus, Blgr., in the large size of the 

 scales ; differs in the longer barbels and the absence of labial 

 lobes. 



31. BarUius Loatij Blgr. — Zendo lllver. 



Siluridae. 



32. Clari'as lazera, C. & V. — Sire River. 



33. Clari'as Rohecchii, Vincig. — Elgo River. 



34. Heterohranchvs longiJiUs, C. & V. — Cojeb River, Ergino 



River. 



35. Schilbe mystus, C. & V. — Sagan River. 



36. Bagrus docmac, Forsk. — Ergino River, Sagan River. 



37. Synodontis sckall, Forsk. {Smithii, Gtlir.). — Sagan River, 

 Lake Ganjule (Margherita). 



38. Synodontis frontosus, Vaill. (Citerniij Vincig.). — Lake 

 Rudolf. 



Cichlidse. 



39. Tilopia nilotica, L. — Eigino River, Lake Rudolf, Lake 

 Ganjule (Margherita), Lakes Zwai and Suksuki. 



I 



