.500 SILUlilD.^. 



times. Head 1^ times as \ot\^ as broad ; skull a little rngose, covered 

 with tliin skin; snout a liltle longer than postocular part of head, 

 pointed, projecting beyond mouth ; space between the nostrils equally 

 distant from end of snout and eye ; latter directed upwards, 10 or 11 

 times in length of head and 2o- to 3 times in the interocular width ; 

 maxillary barbel f length of head, reaching or nearly reaching gill- 

 opening, mandibular barbels much shorter. Occipital process 3 times 

 as long as broad, not reaching interneural shield. Dorsal I 7; first ray 



Fif?. 372. 



l^hractnr<( hovel. 

 Lower Congo. 



longest, } longer than head ; second dorsal very small. Anal II 7. 

 Pectoral longer than head, as long as or a little longer than the 

 ventral; latter nearly reaching the anal. Caudal with crescentic notch. 

 Caudal peduncle depressed, J total length. 23-24 dorsal and 19 ventral 

 scutes, the last 5 united on caudal peduncle. Uniform yellowish brown 

 in spirit. 



Total length 110 millim. 



Lower Congo. — Type in Genoa Museum. 

 1. Ad. Lower Congo. Brussels Mnseuni (E.). 



2. PHRACTUEA LINDICA. 

 Bonleng. Proc. Zool. Soc. 1002, i. p. 2G8, pi. xxviii. fig. 3. 



Depth of body 7-^ to 8 times in total length, length of head 5 to 5j 

 times. Head 1^ to If times as long as broad, nearly smooth above, 

 covered with papillose skin ; snout ^ length of head, obtusely pointed, 



