74 Mr. D. Cator on new 



posterior margin and which broadly occupies the whole of that 

 margin ; in this marginal red irroration is a short black 

 macular stripe, lower part of cell and below vein 4 to inner 

 margin spotless and paler : hind wings with three interrupted 

 irregular transverse reddish stripes, bordering the third a 

 broad blackish band, edged exteriorly by a band of fine 

 reddish irrorations, beyond which is another dark band, 

 followed again by fine reddish irrorations to the margin ; 

 fringes white, intersected with blackish. 



? . Upperside. Both wings orange : fore wings distinctly 

 more rounded than in male ; costal edge, base, cell and 

 rather beyond irregularly black, apex very broadly, outer 

 margin broadly black : hind wings like the male. Underside. 

 Fore wings (with outline of pattern as above) orange, fading 

 into yellowish on the inner margin ; costa blackish, three 

 dark spots in the cell and one larger beyond it ; apex very 

 broadly finely irrorated with reddish on a blackish ground ; 

 outer margin similarly irrorated, but less broadly : hind 

 wings like the male, but paler and without reddish. 



Exp. wings, S 31-33, ? 30-32 mm. 



I have much pleasure in naming this after my friend 

 Mr. G. T. Bethune-Baker, who has assisted me so much in 

 working out my captures. Found so far in March, April, 

 May, and October, but probably flies from October to May, 

 which covers the dry season in Sierra Leone. 



Pseuderesia nigra, sp. n. 



£ . — Upperside. Both wings entirely black, with white 

 fringes tessellated with black. Underside. Fore wings black, 

 shading into dark greyish on the inner margin ; traces of 

 three black spots in the cell, with a red one between the 

 second and third ; apex darkly spotted, in front of which is 

 an oblique row of four red spots, two being below the apex 

 and two on the posterior margin : hind wings grey, of a 

 peculiar texture, the wing having the appearance of having 

 been denuded of scales, with various black and red spots; 

 the base of the wing is suffused with red, with a small black 

 spot palely encircled below the costal vein near the base ; in 

 the cell are two black spots, palely edged, the small one at 

 the base and the other large, directly below which is another 

 large black one ; on the costa is a large black patch reaching 

 to the upper angle of the cell, beyond and touching which is 

 a red irregular spot ; transverse stripe from apex to inner 

 margin very decided, composed of a black-spotted stripe edged 

 externally by an equally decided red-spotted stripe, the two 



