HAPLOCHILrS. 



59 



19. HAPLOCHILUS PETERSII. 

 Sauv. Bull. Soc. Zool. France, 1882, p. 324, pi. v. fig. 6 *. 



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

 4 times. Head flat above; snout as long as eye; lower jaw projecting; 

 eye 3^ to 4 times in length of head, If to 2 times in interorbital width ; 

 pneorbital very narrow. Dorsal 9-10, originating twice as far from 

 occiput or posterior border of eye as from root of caudal, above middle 

 of anal ; longest ray about | length of head. Anal 14-15. Pectoral a 

 little shorter than head, reaching ventral or not quite so far. Ventral 

 small, equally distant from end of snout and from root of caudal. Caudal 

 rounded, as long as or a little longer than head. Caudal peduncle a 



Fi K . 44. 



W$mM 



J /aj)lochilus petersii. 

 6 9 > Dunkwa. x 1\. 



little longer than deep. 30-32 scales in longitudinal series, 20 or 22 

 round body in front of ventrals ; lateral-line pita feebly marked. 

 Brownish or greenish, scales edged with carmiue, with or without red 

 spots; 6 to 10 vertical or more or less oblique dark bars may be present 

 on each side ; vertical fins with oblique series of small dark or red spots, 

 or (males) dark purplish grey with the lower edge of the anal and 

 caudal yellow or orange, which colour sometimes also occupies the 

 upper border of the caudal. 



Total length 55 millim. 



Gold Coast. — Type in Paris Museum. 

 1-9. Ad. & hgr. l)unkwa, Gold Coast. Dr. H. G. P. Spurrell (P.). 



20. HAPLOCHILUS CALLIUEUS. 



Bouleng. Ann. & Mag. N. H. (8) viii. 1911, p. 265 ; Arnold, Woch. Aq. Terr. 



1911, p. 559, fig. 

 Haplocliilus elegans (non Bouleng.), Arnold, Woch. Aq. Terr. v. 1908, no. 23, 



Pi--- 

 't Haplocliilus cameronensis (non Bouleng.), Tr'aber, Bl. Aq. Terr. 1911, p. 773, fig. 



* I am informed by Dr. Pellegrin that the number of dorsal rays is incorrectly given as 

 eeven in the original description. 



