Descriptions of South African Micro-Lepidoptera. 19 



PROTOTHEORA PETROSEMA, n. sp. 



cf . 18-25 mm. Head, palpi, and thorax dark fuscous finely irrorated 

 with white. Abdomen grey, segmental margins whitish. Forewings 

 narrow-elongate, costa slightly arched, apex obtuse, termeu very 

 obliquely rounded ; rather light fuscous ; costal edge dark fuscous, 

 with three or four small indistinct spots ; a very irregular thick white 

 median streak from base with two irregular prominences above alter- 

 nating with two beneath, posteriorly dilated and running to costa 

 before apex, where it encloses two small spots of ground colour, edged 

 with dark fuscous in disc and posteriorly, or sometimes wholly suffused 

 and obliterated with dark fuscous, remainder of wing sometimes 

 obscurely marbled with whitish irroratiou : cilia greyish, with two 

 broad darker shades sprinkled with dark fuscous. Hiudwiugs grey ; 

 cilia pale greyish, sometimes with two broad darker shades. 



CAPE COLONY, Capetown, in May (Lightfoot) ; Hottentots Holland 

 Mts. 4000 ft., Caledon (Barnard) ; five specimens. Seemingly very 

 variable in colouring. 



