167 



ACIDALIA EMUTARIA 



DUSKY WAVE. 

 Plate XXIV. Figure 11. 



THIS insect measures from a little under an inch to an 

 inch in' width. 



Male: fore wings white, with a faint tinge of pink. 

 The second line only composed of dots of a blackish colour 

 preceded by a band of pale grey; central shade grey but 

 indistinct; central spot grey. Hind wings with a central 

 dot, and an obscure slanting red band across the middle. 



Localities for this species are Lyndhurst, the New 

 Forest, St. Osyths, Faversham, Deal. 



The perfect insect appears in June. 



ACIDALIA AVERSARIA. 

 RIBBON WAVE. 



Plate XXIV. Figure 12. 



THIS insect measures from a little over an inch to an 

 inch and a quarter in width. 



Male: fore wings dull yellowish-grey, tinged faintly 

 with red and dusted with a darker grey, the outer margin 

 spotted with black. The first line is dark grey, second 

 line dark grey, third line dark grey with a darker grey 

 shade beyond it occasionally; central shade grey on 

 he outer half in some specimens; central spot blackish. 

 Hind wings dull yellowish grey, with a slightly waved 



