240 LEPIDOPTERA. 



but found wherever the ordinary deciduous trees and bushes 

 are plentiful, and abundant throughout England, Wales, 

 and Ireland. It Scotland it is common in the South, but in 

 the West hardly extends beyond the Clyde Valley, and in 

 the East only to Aberdeenshire, where it is scarce. Abroad 

 its range is considerable, through Central Europe, Central 

 and Northern Italy, Livonia, and the Ural mountain district. 



4. H. leucophsearia, Scliiff. — Expanse of male 1| to 1-| 

 inch. Fore wings long and narrow ; yellowish-white, dusted 

 with brown or black ; lines distinct, black ; spaces before 

 the first, and beyond the second, usually dusted with brown 

 or clouded with black. Hind wings white with black dusting. 

 Female practically apterous. 



Antennae of the male pectinated with short ciliated teeth, 

 set widely apart, brown ; palpi minute, pointed, brown ; head 

 and face hardly roughened, pale grey-brown ; thorax very 

 slender and weak, pale brown, dotted with black ; abdomen 

 brighter brown, dotted with black ; tufts small. Fore wings 

 of thin texture, much elongated ; costa nearly straight ; apex 

 very fully rounded ; hind margin very oblique and its middle 

 portion almost straight ; dorsal margin softly rounded, 

 ciliated ; colour greyish-white, or yellowish-white dusted 

 with brown or black ; first line black, much curved, and 

 usually enclosing a brown or blackish basal blotch ; second 

 line also black, sometimes slender, often thickened in the 

 middle, irregular, having in its length two strong outward 

 curves and being very oblique ; between these is a straight 

 and more erect narrow brown central shade, blackened upon 

 both margins ; space outside the second line much clouded 

 with brown or purplish-brown, or black ; through it meanders 

 a whitish subterminal shade or series of small clouds, broad- 

 ened near the apex ; cilia light brown dashed with darker. 

 Hind wings rather long and narrow; rounded behind; 

 white, dusted with brown and having faint indications or 

 commencements of brown transverse lines confined to the 



