«32 LEPIDOPTERA. 



Southern Russia ; also iu North Amei-ica, through New 

 York State, New England, and Nova Scotia, to Esquinialt. 



Genus 5. NASCIA. 



Antennae thick, simple ; palpi drooping, slender ; tongue 

 long; head rough; thorax with long scales; abdomen 

 moderately thick, tapering. Fore wings broad and blunt ; 

 cell short ; hind wings broad, with the cell wide, and the 

 cross-bar angulated. Legs not long, rather thickly covered 

 with scales. 



We have but one species. 



\. N. cilialis, Hnh. — Expanse 5 to 1 inch. Fore wings 

 pale yellow, with all the nervures purple-red, the costal and 

 hind margins clouded with the same colour, and extreme 

 hind margin purple-black. Hind wings white. 



Antennte simple, ciliated, pale yellow-brown ; palpi slender, 

 drooping, orange-brown, white above ; head shining white ; 

 thorax yellow-brown, darker in front ; abdomen tapering, 

 yellowish-white. Fore wings rather broad ; costa arched ; 

 apex angulated ; hind margin gently rounded ; colour yellovi' ; 

 costa broadly shaded with purple-red ; all the nervures of 

 the same colour, and the hind margin clouded with the same, 

 but narrowly edged with purple-black or lead-black ; some- 

 times the usual second line is faintly indicated, purple-red, 

 and verj' oblique ; cilia glossy white. Hind wings broad ; 

 rounded behind ; white, with a very faint brownish dusting 

 between the nervures ; cilia shining white Female similar. 



Underside of the fore vyings yellowish-white ; the nervures 

 leaden-brown ; hind wings white. Body and legs white. 



A little variable in the depth of colour of the nervures, 

 and in the presence or absence of the oblique line. 



On the wing in June and July. 



Laeva one inch long ; slightly spindle-shaped : the anal 

 prolegs rather extended behind, and the whole aspect as 



