151 



ASTHENA SYLVATA. 



WAVED CARPET. 

 Plate XXIIL Figure 3. 



THIS insect measures a little under an inch in expanse. 



Male : fore wings whitish, sprinkled with brown atoms, 

 with numerous waved darker lines across, one streak near 

 the base, and a bar of several across the middle, beyond 

 which is another waved brownish line, and a row of dots 

 on the outside margin: the fringe greyish. Hind wings 

 whitish, crossed with some irregular streaks or lines of 

 brown. 



Localities for this species are York, Brighton, West 

 Looe, Bristol, Chat Moss, Manchester, Pembury, Stowe 

 Wood, Lower Guiting, Huddersfield, Preston, Worthing, 

 Darlington, Tenterden, Worcester, Newcastle-on-Tyne. 



The perfect insect appears at the end of May, and is 

 out in June and July. 



The caterpillar is of a lilac colour, changing to green 

 on the sides of some of the segments, the second, third, 

 fourth, and two hindmost; while above the sides of the 

 sixth, seventh, and eighth segments are black spots sur- 

 rounded with white, and a slanting streak of white on 

 the sides. 



The date of the appearance of the caterpillar is in 

 August. 



It feeds on the alder. 



The chrysalis is placed among leaves or in moss. 



