TRIFID.K. 307 



Northern Italy, llnssia, Eastern Siberia, and the mountainous 

 regions of Central Asia. 



Genus 70. EUPERIA. 



AntennjB simple ; eyes naked, with prostrate lashes at the 

 back ; thorax only moderately thick, having a small back 

 crest ; abdomen not crested, very long, rather slender in the 

 male, produced to a long sharp point in the female ; fore 

 wings broad and pointed ; hind wings large, thin, the cross- 

 bar long and obscurely augulated ; vein 5 very faint, arising 

 below the middle. 



We have but one species. 



1. E. fulvago, Huh.; paleacea, Slaud. Cat. — Expanse 

 H to If inch. Fore wings broad behind, pointed, clear pale 

 ochreous ; upper stigmata, transverse lines, and central shade 

 indicated in slender orange-red lines ; a dark spot in the base 

 of the reniform stigma ; hind wings yellowish-white. 



Antennae of the male simple, faintly ciliated, pale yellow ; 

 palpi small, narrowly tufted^ dull j^ellow, apical joint 

 distinct ; head ochreous yellow ; thorax of the same colour, 

 not very stout, rather smooth, sometimes with the back scales 

 gathered into a very small tuft ; fascicles pale straw-colour ; 

 abdomen rather slender, browuish-ochreous, lateral tufts 

 small, anal tuft long, pale yellow. Fore wings somewhat 

 triangular ; costa gently but decidedly arched ; apex angu- 

 lated and rather pointed ; hind margin below it straight and 

 oblique, but much rounded off at the anal angle; dorsal 

 margin rather gracefully curved ; colour bright light ochreous- 

 yellow ; basal line suggested by a short slender orange streak ; 

 first line a mere thread, once broadly angulated outwards, 

 orange-red ; second line of the same colour and equally 

 slender, tolerably direct to near the costa, where it is bent 

 back ; subterminal line only visible as a faint cloudy orange 

 streak fi'om before the apex ; orbicular stigma large, a little 



