1TAPL0CHILUS. 7 1 



1. One of the types of Khartum. J. Petherick, Esq. (C). 



II. fasciolatus. 



2-3. Ad. Khor Barboy, White Nile. H. H. King, Esq. (P.). 



4. Ad. L. No, White Nile. L. Loat, Esq. {(!.). 



5. Ad. Mongalla, near Gondokoro. Dr. F. Werner (P.). 



33. HAPLOCHILUS SENEGALENSIS. 



Steind. Sitzb. Ak. Wien, lxi. i. 1870, p. 559, pi. vii. fig. 2 ; Wolterstbrff, CI. Aq. 



Terr. 1913, p. 82, fig. 

 Ilaplochilus petersii ?, Traber, Bl. Aq. Terr. 1912, p. 33, fig. 



Depth of body 4-j to 5§ times in total length, length of head 3f or 

 3|- times. Head flat above ; snout as long as or a little shorter than 

 eye ; mouth directed upwards, low jaw projecting; eye 3| to 4 times in 

 length of head, twice in interorbital width ; prseorbital barely j diameter 

 of eye. Dorsal 8-9, originating twice as far from head as from root of 

 caudal, above posterior third or fourth of anal, longest rays v to -f length 

 of head. Anal 15-16. Pectoral f length of head, extending to base of 

 ventral or a little beyond ; ventral small, equally distant from end 



Fig. 53. 



Ilaplochilus senegalensis. 

 Type, after Stemdachner (I. c). 



of snout and from root of caudal or a little nearer latter. Caudal 

 rounded, slightly longer than head. Caudal peduncle a little longer 

 than deep. 26-29 scales in longitudinal series, 20-22 round middle of 

 body. Pale olive, with carmine dots or with 10-12 oblique dark bars 

 on the body, pointing downwards and forwards ; a carmine or dark 

 streak round the lower jaw ; dorsal, anal, and caudal usually spotted 

 with brown or purple, the spots forming oblique bars on the dorsal and 

 anal and transverse bars on the caudal. 



Total length 50 millim. 



Senegal to Old Calabar. — Type in Vienna Museum. 



1-2. Hgr. Dubola, French Guinea. Dr. Klaptser (C). 



3-4. Hgr. N. Territory of Gold Coast. Dr. A. Ingram (P.). 



5-10. Ad. & hgr. Gold Coast. Dr. W. Welters torff (P.). 



11-12. Ad. Old Calabar. Mr. J. Paul Arnold (P.). 



