Q^^ On neic African Fishes: 



Total Icngtli 100 mm. 



Two specimens (probably young) from Banzyvflley 

 Ubanghi, from tbe collection o£ Captain Royaux. One is 

 preserved in tbe Congo Museum, Tervueren^ tbe otber in tbe 

 Natural History Museum. 1 bad previously referred tlieni 

 to M. marmoratus, Perugia. 



M&stacembdus hrevlcauda, 



Deptb of body 13 to 14 times in total lengtb, lengtb of 

 bead 7 to 8^ times. Vent equally distant from bead or pra;- 

 operculum and from caudal, its distance from liead H to 3^ 

 times lengtb of bitter. Snout 3 times as long as eye, ending 

 in an appendage wbicb is as long as eye; nioutb extending 

 to below anterior tbird or centre of eye ; no prseorbital spine ; 

 2 or 3 small prseopercular spines. Dorsal XXIX-XXXII 

 70-80 ; spines very sbort, last scarcely longer tban tbe eye , 

 distance between first spine and bead f to | lengtb of bead» 

 Anal II 70-80; first spine minute, often very indistinct. 

 Caudal obtusely pointed. Pectoral ^ lengtb of bead. Scales 

 very small, 15-17 between origin of soft dorsal and lateral 

 line ; latter formed of a few tubules widely separated from 

 one anotber, Olive-brown above, asually -wiib a more or 

 less distinct dark brown band on eacb side of tbe back 

 above tbe lateral line^ and a vertebral series of small dark 

 brown spots corresponding witb tbe spines ; sides mottled 

 witii dark brown; caudal region marbled witb dark brown, 

 witb ligbt spots towards tbe caudal fin, wbicb bears one or 

 several large black spots and is edged with wbitisb ;: 

 yellowish beneatb, sometimes witb a brown network. 



Total lengtb 200 mm. 



Numerous specimens from South Cameroon (Kribi River, 

 Zima Country, Ja and Bumba Rivers), received from Mr. G. 

 L, Bates. 



Maslacembelus reiiculafus. 



Deptb of body 11 to 12 times in total lengtb, lengfli of 

 head 7 to 7^ times. Vent equally distant from bead and 

 from caudal, its distance from former 3 times lengtb of latter. 

 Snout 3 times as long as eye, ending in an appendage wbicb 

 is 14 times as long as tbe eye ; nioutb extending to below 

 nostril; no piaioibital spine ; two strong prieopercular spines. 

 Dorsal XXXI-XXXli 90 ; spines extremely sbort, last not 

 longer tban eye ; distance between first spine and bead 

 ^ lengtb of bead. Anal II 90-95; first spine extremely 

 short, very indistinct. Caudal rounded. Pectoral ^ lengtli 



