28G 



ADDENDA, VOL. IT. 



the longitudinal diameter of which a little exceeds the width of the 

 prsemaxillary band. Nasal barbel a little longer than head ; maxillary 

 barbel 1^ length of head ; outer mandibular barbel as long as nasal, 

 inner shorter; maxillary and mandibular barbels papillose at the base. 

 14 gill-rakers on first arch. Clavicles exposed, striated. Dorsal 85, its 

 distance from occipital process f length of head. Anal 73. Dorsal 

 and anal extending to root of caudal. Pectoral \ length of head, the 



Pig. 175. 



Clarias esctmesce. 

 Type. f. 



spine serrated on both sides. Ventral 1^ times as distant from caudal 

 as from end of snout. Caudal ^ length of head. Dark brown. 



Total length 160 millim. 



South Cameroon. 

 1. Type. J;i R. at Esamesa. G. L. Bates, Esq. (C). 



Closely allied to C. macromystax. 



25. CLARIAS DUMEEILII, Stdr. 



Add:— 



8. Ad. 



Boma, Lower Congo. 



Mr. J. Paid Arnold (P.). 



9-10. Ad. 



Bifoli, „ 



M. E. Luja (C.) ; Luxemburg 

 Museum (P.). 



Add:— 



7-8. Yg. 

 9-11. Ad. &hgr. 

 12. Yg. 



26. CLARIAS LIBERIENSIS, Stdr. 



Tano R., Gold Coast, 

 Maka, Sierra Leone. 

 N. Sherbo district. 

 Sierra Leone. 



Dr. H. G. F. Spurred (P.). 

 N. W. Thomas, Esq. (P.). 



