African Sjx'cies of the Genus Acraca. 37 



F.-w. cell fully scaled Avith black, except occasionally at extreme 



end (k) 



(k) H,-w. central band very narrow (about 4 mm.) 



pcnelope derubescens (281) 



H.-w. central band so broad as to leave a black margin of only 



about 3 mm penelope vitrea (281) 



X. 



X. 



F.-ri\ with a peculiar paUe in formed us follows. Cell and a short 

 distance beyond it sepia. A central band of tawny brown 

 outwardhj deeply identatc on the nervnies. Outer half of wing 

 sepia. An irregidar sjwt near base of area 2 a)id a V-shaped 

 spot beneath it in lb . . - . alciope alciope (322) 



F.-ic. with a similar jxittcrn, b\U with a white suffusion of the 

 central band alciope/. cretacea (323) 



F.-w. bears subapical spots in 6, 5, and 4, and discal spots in 16 



and 2, just as in species of Sections VI or VII . . (a) 



F.-w. not bearing such spots (m) 



in lb and 2, and the h.-w. 



. . . . (b) 



. . . . (d) 



rogersi rugersi (61) 



. . . . (c) 



rogersi lamborni (62) 



(a) F.-w. bears large submarginal spots 



ditto at least in Ic, 2, and 3 . 

 No submarginal spots 



(b) Central band of h.-w. red . 

 Central band of h.-w. not red 



(c) H.-w. with a whitish central band 

 H.-w. central band not differentiated, the whole ground-colour 



of both wings being sepia-brown . rogersi f. salambo (61) 



(d) H.-w. discal spot in 4 stands nearer to cell than that in 3 or 5 (e) 

 H.-w. discal spot in 4 stands not nearer to cell than tliat in 3 



or 5 ...... . . . . (i) 



(e) H.-w. underside with a black border bearing orange spots (/) 

 H.-w. margin without orange spots ..... (j/) 



(/) Red of f.-w. not extending beyond subapical spots 



perenna j)erenna (261) 

 Red of f.-w. extending beyond subapical spots 



perenna thesprio (262) 

 {g) H.-w. with a white inner marginal patch pharsalvs vuiUoti (257) 



H.-w. without white patch (h) 



[h) F.-w. with a while or whitish band beyond the svibapical spots, 

 the red ground-colour not extending into apical area 



pharsalns pharsalus (256) 

 F.-w. without white subapical band, the corresponding area 

 being occupied by an extension of the red ground-colour 



pharsalus f. pharsaioides (256) 



