PTEROPHORID.-E—PLA T I 'PTIL US. 351 



gloss, cilia darker. Female similar but larger, aad the 

 abdomen much stouter. 



Underside of the fore wings smoky-umbreous to near the 

 hind margin, which is broadly ochreous to the apex. Hind 

 wings glossy grey-brown. Body brown ; legs long and thin, 

 yellowish-white, with a dark brown cloud from each 

 joint. 



Very variable in size, the specimens emerging in the 

 autumn little more than one-half the size of those on the 

 wing in June, and far paler ia colour— often dull drab or 

 whitish-drab. 



On the wing in June and the beginning of July, and as a 

 second generation in August and September. 



Larva three-eighths of an inch in length ; rather thick and 

 plump, tapering at each end; head small, black; skin 

 smooth, shining and pellucid, of a watery greenish tint, 

 showing a dark green dorsal vessel ; subdorsal stripe darker 

 green ; this is bordered above by an opaque whitish stripe 

 which lies beneath the skin, and shows partially throucrh its 

 glossy surface ; another such faint white stripe shows through 

 along the side, and below is another, somewhat inflated, on 

 which are the spiracles; dorsal plate black, divided, anal 

 jilate, legs, and raised dots black. (W. Buckler.) 



April and May, and a second generation in July and the 

 beginning of August, on Sc?iecio aquadms. When young it 

 eats out the substance of the small shoots near to the buds, 

 soon after it enters the stem at the axil of a leaf, eatincr out 

 the side shoot, then jDassing into the main stem, in all cases 

 eats the pith, and extrudes its excrement through a hole in 

 the side. 



Abroad it is said to feed also on Scnccio ncmoreiisis. 



Pupa smooth, the wing and leg-cases meeting in a point low 

 down the abdomen and in close contact with it ; whitish- 

 ochreous, the abdomen a little deeper tinted ; striped and 

 marked with brown on the head and back of the thorax, and 



