230 



ADDENDA, VOL. II. 



Ruwenzori (Nile System), Uganda. 

 1. Type. Sebwe R., Mt. Ruwenzori, 6000 ft. Dr. van Someren (P.). 



Distinguished from its nearest allies by the number (10) of branched 

 rays in the dorsal fin. 



Pig. 145. 



Barhus somereni. 

 Type. f. 



Add :— 

 23-27. AJ. & yg. 



28-29. Ad. & yg. 



25. BARBUS GREGORII, Blgr. 



Malawa Ri (Nile System), Kavi- 



rondo, 4000 ft. 

 R. Molo, L. Baringo. 



Sir F. J. Jackson (R.). 



33 a. BARBUS RUAS^. 



Pappenh. in Sclmbotz, Wiss. Ergebn. Deutsch. Z.-Afr. Exped., Zool. iii. p. 238, 

 pi. ii. fig. 2 (1914). 



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

 Snout obtuse, 83^ to 3^ times in length of head ; eye 3^ times in length 

 of head, interorbital width 3^ to 3^ times ; mouth terminal ; lips well 

 developed, lower continuous across the chin but hardly forming a lobe; 

 two barbels on each side, anterior slightly shorter than posterior, which 

 is f diameter of eye. Dorsal III 8, equally distant from occiput and 

 from caudal, border feebly concave ; last simple ray strong, bony, not 

 serrated, f length of head. Anal III 5, not reaching caudal. Pectoral 

 a little shorter than head, not reaching ventral ; latter below anterior 

 rays of dorsal. Caudal peduncle 1| times as long as deep. Scales 



