PH YCI TID.-E—D/OR YCTRIA . 4 ' 3 



Mr. Kane records it from Kerry and Galway. Abroad its 

 range is through Central Europe, Italy, Spain, Greece, Central 

 and Western Eussia, and Armenia. 



Genus 2. DIORYCTRIA. 



Antennae simple but rather notched, first joint thickened, 

 second (in the male) furnished with a raised ridge or knob 

 on the upper side ; palpi short, blunt, upraised ; fore wings 

 elongate, rather narrow ; a ridged tuft lies along the upper 

 side of the subcostal nervure ; hind wings ample, normal. 



We have three species, two of which are very similar : 



A. Fore wings shining whitish-grey, clouded with darker 



grey- 



B. Markings grey-black. B. decurieUa. 

 B". Markings deep black, and a pale reddish cloud before 



the first line. D. splcndidclla. 



A". Fore wings purple-brown with the costa grey. 



D. jmlumbclla. 



1. D. decuriella, Hb. ; abietella, Zinch. — ^ Expanse 

 I to 1\ inch. Fore wings elongate, blunt, pale grey clouded 

 with darker; transverse lines and discal spot white, edged 

 with grey-black. Hind wings smoky white. 



Antennte simple, the basal joint swollen and bent, the 

 second rather spread and flattened, dark brown ; palpi 

 slender, pointed, curved up, grey-brown ; head and thorax 

 silvery grey, dotted with dark-grey ; abdomen pale silvery 

 grey Fore wings elongated, narrow, broader behind ; costa 

 flatly arched ; apex squarely angulated ; hind margin 

 straight and nearly perpendicular ; shining pale grey dusted 

 and clouded with darker grey ; an erect white shade with 

 a cloudy black edging suggests a basal line ; first line 

 angulated but erect, thick, black, edged internally with 

 white ; second line also erect, but much indented, white, 

 closely edged on either side by equally erect indented grey- 



