154 LEPIDOPTERA. 



edtres ; the dorsal spots bordered interrnptedly with yellow ; 

 spiracular line yellowish. 



Or — Ground colour yellowish-green, or almost primrose- 

 yellow; dorsal line olive-green, intersecting and uniting a 

 series of pear-shaped spots of the same colour ; the latter 

 becoming merged in the dorsal line in the anterior and 

 posterior segments ; subdorsal lines olive, two on each side ; 

 undersurface pale dirty green, with dusky edges. The spots 

 and lines varj- much in intensitj- of colour, and are some- 

 times almost entirely wanting, leaving the larva of a uniform 

 pale yellowish-green. (Rev. H. H. Crewe.) 



May, June, July, September, and probably in other months 

 in uncertain generations as already stated ; on the blossoms 

 of furze (JJlcx eun>2)eus), wild clematis, chervil (Anthriscus 

 sylvestris), holly, and marjoram, also on hawthorn, mountain- 

 ash, and other species of Sorhus. 



Pupa quite slender, wing-covers rather thickened, dark 

 olive-brown, showing the nervures, in relief, as strong black- 

 brown ribs ; eyes prominent, black : antenna, limb, and 

 tongue-covers black on a ground of dark olive-brown ; the 

 antennse sculptured throughout with incised bars ; dorsal 

 region olive-brown, raised at the back of the head and 

 thorax into a decided ridge or swelling ; abdominal segments 

 small, rather attenuated, paler olive-brown, faintly pitted, 

 but the hinder edges smoothly banded ; anal segment dark 

 brown ; cremaster stout, provided at the tip with strong 

 minute hooked bristles. In a slight cocoon in the earth. 



The winter is passed in this condition. 



The moth hides during the day, especially in dull weather, 

 among bramble, or in hedges, bushes, and among coarse 

 herbage, especially frequenting mountain sides, heaths, and 

 moors, and is locally abundant. Very easily disturbed and 

 induced to fly, and on warm sunny days flitting about of its 

 own accord. To be found in suitable places throughout 

 the south of England to the Scilly Isles, and the west, being 



