HAPLOCHILUS. G7 



28. HAPLOCHILUS MACRURUS. 

 Bouleng. Ann. & Mag. N. H. (7) xiv. 1904, p. 19. 



Depth of body equal to length of head, 3i to 4 times in total length. 

 Head flat above ; snout much shorter than eye ; mouth directed 

 upwards, lower jaw projecting ; eye not quite 3 times in length of head, 

 a little less than interorbital width ; prseorbital |- to ^ diameter of eye. 

 Dorsal 7-8, originating at equal distance from head and from root of 

 caudal, or a little nearer latter, above middle of anal ; longest rays £ to f 

 length of head. Anal 12-14, longest rays as long as head. Pectoral 

 f length of head, reaching beyond base of ventral ; latter small, nearer end 

 of snout than root of caudal. Caudal rounded, longer than head. Caudal 

 peduncle a little longer than deep. 24-27 scales in longitudinal series, 

 16-18 round body in front of ventrals ; no lateral-line pits. Pale 

 brownish, finely speckled with darker ; a fine dark lateral line ; some- 



Naplocliilus macrurus. 

 c?,type. A 



times a dark spot in the axil and another at the base of the ventral fin ; 

 fins uniform greyish. 

 Total length 50 millim. 

 Angola, Old Calabar. 

 1-8. Types. Marimba, L. Sarmento, Angola. Dr. W. J. Ansorge (C). 



9-10. Ad. Quanza R. at Dondo, Angola. „ 



11-13. Hgr. Old Calabar. Mr. J. Paul Arnold (P.). 



29. HAPLOCHILUS KATANGA. 

 Bouleng. Rev. Zool. Afr. ii. 1912, p. 47. 



Depth of body equal to length of head, 3J to 3§ in total length. 

 Head flat above ; snout shorter than eye ; mouth directed upwards ; 

 lower jaw projecting ; eye 2J to 3 times in length of head, considerably 

 less than interorbital width ; prseorbital I diameter of eye. Dorsal 

 9-10, originating at equal distance from head and from root of caudal, 

 above middle of anal ; longest rays § to f length of head. Anal 14-J5, 

 rays not much longer than dorsals. Pectoral § to f length of head, 



