HAPLOCHILFS. 73 



peduncle as long as deep. 25-27 scales in longitudinal scries, 20 round 

 middle of body in front of ventrals; lateral line indicated by a series of 

 pits. Pale brown above, yellowish beneath, with or without carmine 

 dots; lower part of sides with numerous vertical or oblique dark brown 

 or carmine narrow bars ; some dark spots may be present on the dorsal 

 and caudal fins. 



Total length 55 millim. 

 Hgeria. 



Capt.R.D.Gard'ner(P.). 



Mr. J. Paul Arnold (P.). 



Southern N 



igeria. 



1-G. Tj'pes. 



Swamps between Agwarba and 





Awka, L. Niger. 



7-8. „ 



Old Calabar. 



9. 



Mouths of Niger. 



10-11. Ad. 



1, »■» 



30. HAPLOCHTLUS MACROSTIGMA. 

 Bouleng. Ann. & Mag. N. H. (8) viii. 1911, p. 268, and Ann. Mus. Congo, Zool. 



ii. 3, p. 22 (1912) ; Wolterstorff, Bl. Aq. Terr. 1913, p. 83, fig. 

 Ilaplocliilus senegalensis (non Steind.), Arnold, Woch. Aq. Terr. 1912, p. Gl, fig. ; 



Traber, Bl. Aq. Terr. 1912, p. 17, fig. 



Depth of body 4|- to H times in total length, length of head 34 

 to 3| times. Head flat above; snout as long as eye; mouth directed 



Tig. 60. 



Haplocliilus macrostigma. 

 Type. f. 



upwards, lower jaw scarcely projecting ; eye 34 to 3| times in length of 

 head, 1J to If times in interorbital width ; prseorbital very narrow. 

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

 above posterior third or fourth of anal ; longest ray \ length of head. 

 Anal 15-16. Pectoral § to f length of head, reaching base of ventral 

 or a little beyond ; latter small, equally distant from end of snout and 

 from root of caudal. Caudal rounded-acuminate, longer than head. 

 Caudal peduncle as long as deep. 28-30 scales in longitudinal series, 

 18 round body in front of ventrals ; lateral line indicated by a series of 



