234 



ADDENDA, VOL. If. 



fiuely stiiutcd longitudinally, 28-32 ||, 2-U between lateral line and 

 ventral, 12 round caudal peduncle. Olive-brown above, whitish beneath ; 

 scales on upper half of body with a dark basal spot; fins greyish 

 brown. 



Total length o-jO millim. 



Chiloango System. 



1-3. Types. Lonn^o TJ. ;it N'Kutn. ])r. AV. ,). Ansorge (C). 



4-5. Types. Luali R. at Buco Ziiu. 



Distinguished from the preceding l)y the narrower head, the more 

 developed lips, tlie longer caudal peduncle, and the greater number of 

 scales ill the lateral line. 



Fis. 1]: 





Barbus roi/lii. 

 Type (A. M. C). h 



■M. BARBUS HINDU, BIgr. 



Vincig. Ann. Mus. Geneva, (3) v. IIU;'), p. 301 ; I'apponli, in Suliuboti!, '\Vi:-s. 

 Ergebn. Deutscb. Z.-Afr. Exped., Zoui. iii. p. 2;>L» (J '.'14). 



40 «. BARBUS BAYONI. 

 I'ouleng. Ann. Mils. Geneva, (3) v. I'.Ul, p. 77. 



Depth of body 3g- to 8g times in total length, length of head o^ to 4 

 times. Snout rounded, projecting beyond mouth, 3 to 3^ times in 

 length of head ; eye 3f (young) to 7 times in length of head, inter- 

 orbital widtli 2^ to 2i times; ^idth of mouth 3 to 3i times in length 

 of head, li])s well developed, broadly interrupted on tlie cliin ; barbels 



