GEPHYEOGLAXIS.— PHYLLONEMUS. 



349 



times as long as deep. Brownish above, white beneath ; a blackish spot 

 behind the gill-cover, fins blackish at the end. 



Total length 140 millim. 



Upper Congo.— Type in Congo Museum, Tervueren. 



Fig. 270. 



Gephyroglanis loncjipinnis. 

 Type (A. M. C). f 



1 . One of the t 

 ■2. Hor. 



ypes 



Stanley Pool. 

 Upper Congo. 



M. P Delhez (0.). 

 Brussels University 



18. PHYLLONEMUS. 

 Bouleng. Tr. Zool. Soc. xvii. 1900, p. 552. 



Like Chrysichthys, but without nasal barbel and with the maxillary 

 barbel fringed on both sides by a leaf-like membrane in its distal part ; 

 only vomerine teeth on the palate. 



A single species. 



1. PHYLLONEMUS TYPUS. 

 Bouleng. I. c. pi. xxxii. fig. 3. 



Depth of body oh times in total length, length of head 3^ times. 

 Head smooth, 1^ times as long as broad ; occipital process very short, 

 widely separated from dorsal ; snout flat, broadly rounded, subtruncate, 

 projecting very slightly beyond mouth ; eye \ length of head, equal to 

 interorbital width ; maxillary barbel If times as long as head, extending 

 beyond extremity of pectoral ; outer mandibular barbel as long as head, 



