iS4 LEPIDOPTERA. 



the ajDex a short biowa hook rims into the greyish wliite- 

 cilia. Hiud wiugs dark brown ; cilia whiter. Female 

 similar. 



Underside of the fore wings dark leaden brown ; costa 

 dotted with white. Hind wings pale smoky brown. 



On the wing in June and July. 



Larva whitish with a very pale brown or luteous-coloured 

 head ; dorsal plate of the same colour but darker behind ; 

 anal plate margined with grey, raised dots brown. (Wil- 

 kinson.) 



April to June on Vaccinium mtis-idcea, devouring the 

 shoots, which it spins together. Assuming the pupa state 

 in the larval habitation. Probably feeding also on Vaccinium 

 myrtillus. 



This is a local species and confined to northern hill dis- 

 tricts. It flies freely in the sunshine through the afternoon 

 in sunny bollows and sheltered spots in open woods and on 

 hill sides among whortleberry Its most southern known 

 localities are in Yorkshire and Lancashire, and in Scotland 

 it is abundant in Perthshire and Aberdeenshire, but I have 

 mo other satisfactory records in these Islands. Abroad it is 

 common in mountain districts throughout the northern half 

 of Europe. 



IL A. nanana, Tr. — Expanse f inch (9 mm.). Pore 

 wings almost unicolorous dark brown with one or two faintly 

 darker transverse stripes. 



Antenno3 dark brown ; palpi, head and thorax dull ochreous; 

 abdomen light brown. Fore wings narrow, costa gently 

 ; arched, apex bluntly angulated ; pale brown thickly dusted 

 with black-brown, the markings very obscure ; costa dotted 

 with black and faintly between with yellowish white ; basal 

 blotch just noticeable by its blackened hinder edge ; central 

 band not very percej)tible, black-brown, rather erect but 



