38 



M0EMYRID.1l. 



considerably in advance of dorsal (9th or 10th ray corresponding to first 

 dorsal), and at equal distance from head and from base of caudal. 

 Pectoral obtusely pointed, J- length of head. Caudal rather small, 

 greater part covered with scales, with rounded lobes. Caudal peduncle 

 twice as long as deep, f to ^ length of head. 70—76 scales in lateral 

 line, i^ig in transverse series on body, 17-18 in transverse . series 

 between dorsal and anal, 12 round caudal peduncle. Pale grey above, 

 finely speckled with black, white beneath. 



Total length 165 millim. 



Lower Congo. — Types in Congo Museum, Tervueren. 



1. One of the types. Boma. M. P. Delhez {(',.). 



2. Skel. ., ,, 



7. MORMYROPS MASUIANUS. 



Bouleng. Ann. Mus. Congo, Zool. i. p. 4, pi. ii. fig. 1 (1898), Proc. Zool. Soc. 1898, 

 p. 784, and Poiss. Bass. Congo, p. 61 (1901). 



Depth of body 6 times in total length, length of head 4-f times. 

 Head If as long as deep, with straight, declivous upper profile ; snout 

 rounded, projecting a little beyond the mouth ; width of mouth a little 

 greater than length of snout; teeth truncate, 12 in upper jaw, 14 in 

 lower ; eye very small, situated in anterior third of head, its diameter 



• Fig. 24. 



ilurmijrops masuianus. 

 Type (A. M. C). f 



3 times in length of snout or iuterorbital width. Dorsal 30-31, 

 f length of anal, originating If as far from end of snout as from 

 base of caudal. Anal 40-46, originating a little in advance of 

 dorsal (its 7th or 8th ray corresponding to first dorsal), and 

 slightly nearer head than base of caudal. Pectoral \ length of head. 

 Caudal rather small, densely scaled, with rounded lobes. Caudal 



