266 MR. G. A. BOULENGER ON THE [-^W- 1^, 



and is contained 2| to 3 times in the length of the head ; 

 maxillary extending to below anterior border of eye ; prjemaxillary 

 teeth 16, in two rows, the outer tricuspid, the inner quiiique- 

 cuspid ; mandibular teeth 8 in the outer row, tricuspid. Gill- 

 rakers short, 12 or 13 on lower part of anteiior arch. Dorsal II 8, 

 originating above venti-als, at equal distance from the tip of the 

 snout and the root of the caudal, l^ as deep as long and about 

 -| the length of the head. Adipose fin 2 to 3 times as distant 

 from the rayed dorsal as from the caudal. Anal III 15-16, 

 deeper and with more convex border in the males than in the 

 females. Pectoral longer than the ventral, -J or ^ the length of 

 the head. Caudal forked, with pointed lobes. Caudal peduncle 



as long as deep. Scales 22-24 x|, 2 between latei-al line and base 



of ventral. Brownish above, white beneath, with a silvery 

 lateral band. 



Total length 75 millim. 



Numerous specimens. 



15. DiSTICHODUS FASCIOLATUS BlgT. 



16. DiSTICHODUS SEXPASCIATUS Blgr, 



17. Nannocharax fasciatus Gthr. 



18. Nannocharax elongatus Blgr. 



19. Nannocharax t^nia Blgr. 



CYPRINIDiE. 



20. Labeg greenii Blgr. 



21. Labeg parvcts Blgr. 



22. Barb us kessleri Stdr. 



23. Barbus humeralis Blgr. 



24. Barilius ubangensis Pellegr. 



B.fasciolatus Blgr. is identical with this species. The fascicle 

 of the Bulletin du Museum containing Dr. Pellegrin's description 

 was not received in London u.ntil March 3rd of this year, after 

 my desci'iption had gone to press in the Ann. Mus. Congo, Zool. 

 ii. p. 34 (March 1902). 



25. Chel^thiops elongatus Blgr. 



SiLURIDiE. 



26. Clarias angolensis Stdr. 



27. Clarias bythipogon Sauv. 



28. EuTROPius coNGOLENSis Loach. 



