314 LEPinoPTERA. 



rippled lines, in this portion, to coalesce in part, forming 

 central rings, or even spots ; but one specimen in Mr. Sydney 

 Webb's collection has a conapicuotis narrow central band 

 composed of four of the scallo])ed lines suffused and massed 

 to(i;ether, and a basal blotch of the same smoky fulvous 

 colour; anotlier, from the collection of the late Mr. F. Bond, 

 has a central narrow greyish- irhite stripe; and a third is 

 devoid of all the scalloped lines except three, enclosing a 

 ]iale purple space in the middle of the fore wings. Speci- 

 mens from the si.)uth-west uf Ireland are rather small and 

 dark. This is one of the most exquisitely beautifid iif the 

 (ieometrida^ ! 



()u the wing in Juni' and -luly ; sometimes, in the south, 

 at the end of May. 



L.\K\A short, stout, the skin shining; rather attenuated at 

 each end ; liead small, polished, hazel-brown ; body furnished 

 with a few short scattered hairs; light pur])lish-brown ; 

 dorsal line hardly darker, but bordered on each side by a 

 yellowish line ; subdoi-sal lines threadlike, pale yellow ; 

 above the spiracles, which are black, is a broad dark-grey 

 stripe; spii-acular line broad, pale ochreous ; undersurface 

 whiti.sh, or greenish-ochreous. with an ill-di-fined ])aler 

 ventral stripe ; legs dark brown, and a black dash on the 

 upper Burface of each of the anal ]irolegs. (C. Fenn.) 



Or — Horsal surface dark ]nirple-briiwn with the dorsal and 

 subdorsal lines as above ; the stripe over the spiracles black- 

 brown, and the undersurface and legs pale pinkish-brown ; 

 head black, mouth brown. 



Or — ]3orsal region pale bluish-grey, the dorsal line grey, 

 its bordering lines and the subdorsal white ; the stripe over 

 the spiracles grey. s]iotted with black ; undersurface and legs 

 greyish-white ; head light-brown. 



August till October; on sallow, aspen, and whortleberry; 

 feeding at night, hiding during the dav in a chamber formed 

 of two or three leaves united with silk. But its habits varv 



