from the Qiuniza and lietif/o Hirers. Hi. I 



and .y//irco(/<s, Saiiv,, is (l(;ilic'atc(l to Dr. V. Pappciilicim, 

 of the Ik'iliii Museum, wlio has coatril)utc(l to our 

 kuowlcdgo oC the iMormyrids. 



5. Marcusenius paucirad'iatiis, Stdr, 



A siu;;le spcciuicn, 11)0 mm. h)iij^, from the Bcn;50 River 

 at Cabiri. 



Native name : Lihi. 



ClupeidaB. 



6. Pt'llouula rorax, (Jthr. 



Quan/.a River at Cambamljc and Dundo ; liengo River 

 at Cabiri. 



7. Odaxothrissa onsoryii, sp. n. 



Dej)th of body equal to Icnj^th of head, 3 to 3^ times in 

 total length. JSnout as long as eye, whieh is 3 or 3| times 

 in length of head and exeeeds interorbital width ; chiu 

 strongly projecting ; maxillary extending to below centre 

 of eye. (iill-rakers moderately elongate, 23-i];") on lower 

 I)art of anterior aj'ch. Dorsal 15-10, originating immedi- 

 ately behind vertical of liase of ventral, at equal distance 

 from end of snout or anterior border of eye and from caudal. 

 Anal 17-19. Pectoral § length of head, not reaching 

 ventral. Caudal deeply forked, with pointed lobes. Caudal 

 jiednuelc as long as dccj). lO-lo scales in longitudinal 

 scries, lG-17 in transverse series; 15-10 keeled scutes 

 between isthmus and ventrals, 10-12 between veutrals and 

 anal. Upper half, with dorsal and base of caudal pale olive- 

 green in liie, lower half and other fins white ; a broad silvery 

 band along each side. 



Total length 100 mm. 



Several specimens, (luanza River at Cambambe ; Lucalla 

 River at Kalenge ; Bi-ugo River at Cabiri. 



Native name ; Mabemba. 



Well distinguished from the type of the genus by the 

 smaller number of rays in the anal fin (17-lD instead of 

 21-22) and of scutes in the abdominal serrature (15-10 + 

 10-12 insteatl of 17-18 + 'J-10). 



