233 



It feeds on the blossoms of the common bur net saxifrage 

 (Pimpinella saxifraga). 



The chrysalis is enclosed in an earthen cocoon, it is 

 yellowish-green, or otherwise red. 



EUPITHECIA INNOTARIA. 



UNSPOTTED TUG. 

 Plate XXX. Figure 1. 



THIS insect measures rather above three quarters of 

 an inch in expanse. 



Male : fore wings pale brownish-grey, with very indis- 

 tinct darker lines across, forming a band sharply bent; 

 central spot black. 



Localities for this species are Sheffield, Huddersfield, 

 Halifax, Newnham, Halton, Edinburgh, Lewes, Ipswich, 

 Kingsbury, Dunoon, Cambridge, Darlington, Birkenhead, 

 Darenth Wood, Derby. 



The perfect insect appears in June and July. 



The caterpillar is dark green, the central line on the 

 back sometimes wanting, and its place supplied by a 

 row of dusky angular -shaped markings, on each side of 

 it is a row of slanting yellowish stripes tinged with pink, 

 there is a yellowish waved line on the sides, between the 

 segments it is yellow, and there is a dark purple spot on 

 the tail part, underneath it is whitish with a dark green 

 line along. 



The date of the appearance of the caterpillar is in 

 August and to the middle of September. 



It feeds on the ash, the mugwort? (Artemisia vulgaris), 

 and the wormwood? (Artemisia Absynthium). 



