512 MR. fc. A. BOULBNGER ON [May 8, 



Teleostei. 



Elopid^e. 



4. Elops lacekta C. & V. 



MoRMYRIDjE. 



5. Mormybops ueliciostts Leach. 



" Known as ' Suyi.' The natives are fond of all the Mormyridae 

 as food." 



6. Gnatiionemus senegalensis Stdr. 



" Called by the natives ' Suyi-f urn.' Brazen, blue and pink 

 sheen." 



7. MORMYRUS JUBELINI C. & V. 



" Known as ' Suyi-nala.' All the Mormyrida? are easily caught 

 with the trammel net, but with difficulty by other means." 



8. Hypebopisus bebe Lacep. 



9. GrYMNARCKUS NILOTICUS CuV. 



" Only caught in the Kunchow creek. Eive specimens seen." 



Notopterid.e. 



10. Noxopterus afer Gthr. 



" This is not common. Its native name is ' Liffi lafo.' Two 

 specimens only were taken near McCarthy's Island." 



osteoglossid.e. 



11. Hetebotis niloticus Cuv. 



" Native name ' Fauntanng.' Breeds in the swamps ; the fish 

 occurs also in the river. I have seen no specimen over 20 inches." 



ChARACINIDjE. 



12. Sarcodaces odoe Bl. 



" Known by the natives as ' Saunko.' It was taken several 

 times at Nianimaru, 130 miles from the sea." 



13. Htdrocyon bbevis Gthr. 



" Native name ' Sokkoro.' Very common ; a specimen was 

 found with a large Alestes in its gullet. Ventral lobe of caudal 

 fin brilliant red. Used by the natives for food." 



14. Alestes dentex Hasselq. 



15. Alestes sethente C. & V. 



" Known as 4 Ballauuta.' Everywhere common, largely eaten 

 and used as bait. The scales have a sky-blue tint, tail bright red." 



