189 



The caterpillar is pale green or blackish-grey, with' a 

 darker line along the back and two on the side, one above 

 and the other below, spotted with yellow; the head pale 

 red. 



The date of the appearance of the caterpillar is in 

 October. 



It feeds on the spurge ( 'Euphorbia peplis ) '. 



The chrysalis is inclosed in a small cocoon or case 

 of earth. 



SCORIA DEALBARIA. 



THE BLACK-VEINED. 

 Plate XXIV. Figure 10. 



THIS insect measures from an inch and a half to nearly 

 one and three quarters in width. 



Male: fore wings dull white, streaked with grey veins. 

 Hind wings dull white, streaked with grey veins. 



Localities for this species are Faversham, Chilham, 

 Charing, and Lower Guiting. , 



The perfect insect appears in June. 



The chrysalis is enclosed in a cocoon attached to the 

 stem of a plant. 



