HAPLOCHILUS. 49 



of eye. Dorsal 11, originating at equal dist nice from head and from root 

 of caudal, above anterior third (fourth or fifth ray) of anal ; longest ray 

 about f length of head ( 2 ). Anal 15-16. Pectoral about | length of 

 head, not reaching ventral ; latter equally distant from end of snout and 

 from root of caudal. Caudal rounded, nearly as long as Iiead. Caudal 

 peduncle twice as long as deep. 32-33 scales in lo igitudinal series, 



Fie;. 3.5. 



ITap'Miilus lihi 

 2 , type. 



20 round body in front of ventrals ; an interrupted series of lateral-line 

 pits. Yellowish to dark olive, with darker blotches ; dorsal and anal 

 fins with small blackish spots. 



Total length 36 millim. 



Liberia. 



1-2. Types. Monrovia. Mr. J. Paul Arnold (P.). 



3. Ad. 



S. HAPLOCHILUS h\],]M. 



Bouleng. Ann. & Mag. N. H. (8) viii. 1911, p. 2G3, and Bull. Soc. Nat. Luxenih. 

 1911, p. 22.'^. 



Depth of body 4 to 5 times in total length, length of head oi to 4 

 times. Head flat above ; snout broad, rounded, a little shorter than 

 eye; mouth directed upwards, lower jaw projecting; eye 3| to 3-| 

 times in length of head, 1^ to If times in interorbital width ; prae- 

 orbital very narrow. Dorsal 10-11, originating twice as far from 

 centre or anterior border of eye as from root of caudal, above middle 

 of anal ; longest ray about as long as head in male, about f length of 

 head in female. Anal 14-15, Pectoral f to J length of head, not 

 reaching ventral ; latter small, equally distant from end of snout and 

 from root of caudal. Caudal rounded, as long as head, with one of 

 the upper and one of the lower rays more or less produced iq the male. 

 Caudal peduncle If to 2 times as long as deep. 29-32 scales in longi- 

 tudinal series, 20-22 round body in front of ventrals ; lateral line 

 represented by a more or less distinct series of pits. Male olive above, 

 VOL. TII. K 



