1 40 LEPID OP TERA . 



B". Fore wings drab, dusted with umbreous. 



H. grandcccana. 

 W". Fore wings dull leaden brown. H. turhuhma. 



A*. Fore wings with a large sickle-shaped dorsal marking. 



H. fomella. 



1. H. similana, Hal. ; bimaculana, Don. — Expanse 

 -^ inch (18 mm.). Fore wings rich dark purple-brown, with a 

 large w^hite dorsal blotch, followed by another at the anal 

 angle. 



Anteunse and palpi black-brown ; head and thorax reddish 

 brown ; abdomen silvery brown. Fore wings rather elon- 

 gated ; costa strongly folded, yet regularl}' arched ; apex 

 bluntly angulated, hind margin straight and slightly oblique ; 

 purj)le-brown rather tinged wdth red toward the apex, and 

 the costa faintly dotted with the same ; in the middle of the 

 dorsal margin is a large, semi-circular cream}- white spot ; 

 and beyond it, over the anal angle, a still larger, more squared, 

 similar blotch, both containing some brown dusting ; in the 

 apex is a round black dot ; and outside it a black line passes 

 down the hind margin ; cilia white, tipped with purple- 

 brown. Hind wings and their cilia smoky white. Female 

 similar, but with the base of the costa plain, and the hind 

 wings darker. 



Underside of the fore wings shining pale lead colour; 

 costa dotted with yellowish white ; hind margin shaded with 

 white. Hind wings leaden white. 



On the wing from the end of July till September. 



Larva plump, white or greyish white ; raised dots black ; 

 head yellow-brown ; plates yellowish green ; feet black. 



May and June on birch, folding and crumpling tlie leaves, 

 and spinning them together ; Sorhageu says, " in a bag-like, 

 spun-together, leaf." Abroad it is reported also to feed on 

 alder and hazle. 



