42 MORMYRID.E. 



teeth truncate, 22 or 24 in each jaw ; eye small, in anterior third 

 of head, its diameter 3 to 3^ times in length of snout, 2-| to 3 times in 

 interocular width. Dorsal 24-25, half as long as anal and above its 

 middle, 2J times as distant from end of snout as from root of caudal. 

 Anal 40-43, its origin at equal distance from head and from root 

 of caudal. Pectoral rounded, f length of head. Caudal small, greater 

 part covered with scales, with rounded lobes. Caudal peduncle a little 

 longer than deep, -J to J length of head. 63-67 scales in lateral line, 



13-14 



YjZTq in transverse series on body, 21-23 in transverse series between 

 dorsal and anal, 16 round caudal peduncle. Purplish brown, lighter 

 beneath, with darker blotches or marblings, or with small dark spots 

 forming longitudinal lines. 



Total length 400 millim. 



Lower Congo.- — Types in Congo Museum, Tervueren. 

 1. One o£ the types. Boma. M. P. Delbez (C). 



12. MORMYROPS LINEOLATUS. 



Bouleng. Ann. Mus. Congo, Zool. i. p. 5, pi. ii. fig. 2 (1898), Proc. Zool. Soc. 1898, 

 p. 785, and Poiss. Bass. Congo, p. 65 (1901). 



Depth of body 5 to 6 times in total length, length of head 3f to 

 5 times. Head 1§ to If times as long as deep, upper profile slightly 

 concave ; snout rounded ; jaws equal ; width of mouth nearly equal to 

 length of snout ; teeth truncate, 16 to 22 in each jaw ; eye small, 



Fig. 29. 



Mormyrops lineolatus. ' 

 Type (A.M. C). |. 



in anterior third of head, its diameter 2 to 3 times in length of 

 snout or in interocular width. Dorsal 29-32, f- to § length of anal, 

 originating 1| to 2-j times as far from end of snout as from base of 

 caudal. Anal 46-50, originating considerably in advance of dorsal (11th 

 to 15th ray corresponding to first dorsal), and a little nearer head than 

 root of caudal. • Pectoral rounded, \ length of head. Caudal small, 



