40 



MOEMYKID.E. 



9. MORMYROFS ZANCLIROSTRIS. 



Mormyrus zancUrostns, Glinth. Ann. & Mag. N. H. (3) xx. 1867, p. 114, pi. ii. 



fig. B. 

 Mornryrops zanclirostris, Bouleng. Ana. Mus. Congo, Zool. i. p. 3 (189b), and 



Proc. Zool. Soc. 1898, p. 783. 



Depth of body 6 to 7 times in total length, length of head 3J to 



4 timps. Head 2i to 2f times as long as deep ; snout much produced, 



tubiform, nearly as long as postorbital part of head; mouth terminal, 



very small; teeth truncate, 14 in each jaw; eye very small, situated 



in anterior half of head, its diameter i to f interocular width. 



Dorsal 19-21, i length of anal, originating 3 to 3i times as far from 



Fig. 26. 



Mormyrops zanclirostris. 

 Type, after Giinther (Ann. & Mag. N. H. 1867). 1. 



head as from base of caudal. Anal 34-39, originating considerably 

 in advance of dorsal (its 12th to 14th ray corresponding to the first 

 dorsal ray), and at nearly equal distance from head and base of 

 caudal. Pectoral ■§• length of head. Caudal small, densely scaled in 

 its basal half, with rounded lobes. Caudal peduncle twice as long as 



9-10 

 ' 14-16 



m transverse 



deep, ^ length of head. 70-74 scales in lateral line 



series on body, 14-15 in transverse series between dorsal and anal, 



10 or 12 round caudal peduncle. Dark brown. 



Total length 270 millim. 



Gaboon. 



Gaboon. 

 Talagouga, Ogowe. 



1 All., type. 



2. Ad. 



3. Ad., skel. 

 4-5. Hot. 



Masoma R., Ogowe. 



Miss Kingsley (C/.). 



55 



Dr. W. J. Ansorge ((1). 



10. MORMYROPS BOULENGEEI. 

 Pellegr. Bull. Mns. Paris, 1900, p. 349 ; Bouleng. Poiss. Bass. Congo, p. 63 (1901). 

 Depth of body 9 times in total length, length of head 3J times. 

 Head 3 to 3^ times as long as deep ; snout produced into a long, slender, 



