LIP A RID ^. 299 



Dr. F. B. White on the shore of the Solway Firth, in Kircud- 

 brightshire, and another in 1872 at Aberdeen by Professor 

 Traill. In Ireland it was recorded as common by Mr. E. 

 Birchall, but no recent record seems to exist. Abroad it is 

 plentiful, and often destructive, in Central, Southern, and 

 Eastern Europe, and is found in Armenia, Western Siberia, 

 Tartary, Northern India, Japan, and even Java. 



Genus 2. lilPARIS. 



Antennee of males rather curved, strongly pectinated ; of 

 females hair-like ; fore wings very broad and shining, with 

 nervures swollen ; hind wings rounded ; abdomen in both 

 sexes moderately stout ; anal segment very slightly tufted. 



1. L. salicis, X.— Expanse l\ to 2 inches. Wings 

 shining satiny-white ; thorax and abdomen white. 



Antennge of the male gently curved, strongly pectinated 

 with rather straight teeth, which are dark grey or blackish, 

 the back of the shaft being white ; head and thorax covered 

 with long loose snowy-white scales of a downy softness ; 

 abdomen rather robust, blackish, somewhat thinly clothed 

 with silky-white scales. Fore wings broad and ample, with 

 the costa very slightly rounded ; apex blunt ; hind margin 

 oblique, and, with the dorsal margin, gently and gracefully 

 rounded ; pure shining satiny-white without markings ; 

 nervures thickened, especially toward the base ; hind wings 

 rather long and ample, well rounded ; clear satiny-white, 

 with the nervures slightly visible ; cilia all white. Female 

 larger, with slender antennge, which, however, are distinctly, 

 but obliquely, pectinated, and abdomen stout and rather 

 thinly covered with scales ; otherwise similar. 



Underside of body and wings entirely satiny-white ; tibire 

 strongly tufted with long white scales; tarsi black, ringed 

 with white. 



When perfectly fresh this species is of a lovely shining 



