Descriptions of some New Geometrida and PyralididcB. 23 



the outer in the angle between 6 and 4 black ; subterminal line 

 yellowish white, lunulate dentate, the lunules from costa to vein 7, 

 from 6 to 4, and between 1 and 2 filled up with lilac pink, and 

 faintly followed by patches of the same colour and blackish ; a lilac 

 spot on inner margin before central fascia ; pairs of black spots at 

 ends of veins ; fringe white, with purple grey chequering beyond veins. 



Hindwing : Whitish, faintly grey tinged, with inner and outer 

 waved grey lines ; fringe white beyond terminal black dots. 



Underside pale grey, with the lines shown chiefly on costa ; hind- 

 wing pale. 



Head, thorax, and abdomen green freckled with blackish ; 

 the hinder edge of dorsal segments marked by black scales; legs 

 externally blackish. 



Expanse of wings, 25 mm. 



1 $ from Cape Colony. 



SUB-FAMILY EUCESTIHSLE. 

 GEN. LITHOSTEGE, Hub. 



7. LITHOSTEGE DECORATA, spec. nov. 



Forewing : White, crossed by 3 pale brown bands ; the first before 

 middle, bent outwards in cell, edged with black at the outward 

 angle ; the other two subterminal and terminal ; the former with 

 the inner edge sinuous, and the outer lunulate, the latter narrower, 

 intersected by white veins ; the antemedian band is followed on 

 costa and the subterminal preceded by a black spot, from each 

 of which a much interrupted sinuous line runs across wing ; fringe 

 brown mottled with white between the veins. 



Hindwing: White overclouded with greyish ochreous, the extreme 

 termen and fringe whitish ; a somewhat interrupted dark terminal 

 line. 



Underside of both wings dull grey ; the forewing with the com- 

 mencement on costa of white submarginal and outer lines ; the 

 hindwing with the termen only paler. 



Head and collar blackish ; thorax and abdomen pure white ' 

 antennae brown. 



Expanse of wings, 25 mm. 



1 $ from Smithfield, Orange Free State (Kannemeyer). 



This species will stand in a separate section from typical 

 Lithostege, from which it differs in having the antennae of the 

 $ pectinated. 



