.SERICORID.^—RE 2 INIA . ^ 3 



always within reach upon the small trees. They are common 

 in every alternate year in the woods of Elgin and Moray, 

 and in Aberdeenshire and Ross, and to be found, though not 

 plentifully, in Dumbartonshire and Renfrew ; but I know of 

 no other locality in the United Kingdom. 



Abroad it is widely distributed through Northern and 

 Central Europe, Spain, and the north of Italy. 



8. R, sylvestrana, Curt. — Expanse \ *o » i^^ch (12-16 

 mm.). Fore wiugs short and blunt ; silvery-grey with dark 

 brown, straight-edged transverse bands. 



Antennae black-brown, ringed with silvery-white ; palpi, 

 head, and thorax dark brown, frosted with white; abdomen 

 pale brown, anal tuft whitish. Fore wings somewhat ovate, 

 costa flatly arched, apex and hind margin bluntly rounded ; 

 pale silvery-grey with a purplish flush, and shaded with 

 silvery-white ; two-thirds from the base is divided into 

 about six regular erect darker purple-brown lines, very 

 perpendicular, and each shaded off inwardly ; apical area 

 clouded with golden-brown ; cilia dark grey. Hind wings 

 and their cilia pale smoky brown. Female similar, but 

 stouter., 



Underside of the fore wings glossy pale leaden-browu, 

 with four whitish costal dots. Hind wings very pale leaden- 

 brown. 



On the wing in June and July. 



Larva dirty white with a leaden tinge, or yellowish- 

 white ; wrinkled, rather flattened; head black or brown - 

 black ; dorsal plate dull brown, blackened behind, divided 

 in the middle ; anal plate and legs black ; prolegs of the 

 colour of the body. 



May, on the stone pine {Pinus pineci), feeding in the un- 

 expanded leaf buds and surrounding them with silk. It 

 has been asserted that several larvse feed in one shoot. 



The moth flies before dusk about the stone pine, in which 



