MK'ROITERYGINA [HEPUMS 



ous antemedian and irregular postmedian bunds, former not 

 reaching costa. Hindwings in 6 chirk fuscous, in ? fusoous. 



Britain to Sutherland, E. Ireland, rather local ; N. and C. 

 Europe, N. Asia; G. Larva slender, pale greyish - ochreous ; 

 head, plate of 2, and several small plates on 3 and 4 shining 

 blackish-brown : in root-stocks and eventually shoots of Pteris 

 aquilina ; 7-6, living two years. The $ emits a strong perfume 

 (compared to pine-apple) from the tibial tuft; this serves to 

 attract the ? , which seeks for and flies against the $ . 



2. H. lupulinus, L. 24-38 mm. Antennae in <J simple. 

 Forewings light fuscous or ochreous - fuscous ; an irregular 

 whitish dark-edged streak from middle of base to near dorsum 

 before middle, and a similar streak from costa beforo apex to 

 above middle of dorsum, sometimes incomplete ; a whitish 

 longitudinal discal mark; all markings more indistinct in <? , 

 variable and sometimes wholly obsolete. Hindwings fuscous. 



Britain to the Orkneys, Ireland, common ; C. Europe ; 5, G. 

 Larva slender, ochreous-whitish ; head and plate of 2 brown : 

 on roots of Lamium, Plantago, Narcissus, etc. ; 7-4, living two 

 years. In this and tho two following species the c? is attracted 

 by tho $ in the usual way. 



3. H. velleda, lib. 30-48 mm. Antennae in <J simple. 

 Forewings light brown-reddish, mixed with fuscous and dark 

 fuscous ; various irregular markings on anterior half, and an 

 irregular postmedian band furcate towards costa and not 

 reaching dorsum paler, dark-edged, enclosing central whitish 

 dark-edged inner markings; an irregular subtcrminal streak 

 or spots whitish; cilia barred. Hindwings fuscous or dark 

 fuscous ; cilia barred. 



Britain to the Shetlands, Ireland, common, more local south- 

 wards ; N. and C. Europe; G, 7. Larva slender, grey- 

 whitish or ochreous-whitish ; head in c? red-brown, in $ 

 darker purple-brown ; plate of 2 in $ red-brown, in ? pale 

 brownish-orange; 3 and 4 with some pale brownish-orange 

 plates: in rootstock of Pteris aquilina ; 7-5, living two years. 



4. H. sylvinus, L. 31-45 mm. Antennae in $ lamellate. 

 Forewings deep ochreous, more or less crimson -tinged, in ? 

 more suffused with fuscous, especially in disc; a whitish 

 anteriorly fuscous-edged irregular streak from disc at \ to 

 middle of dorsum, and a straight postmedian streak not reach- 

 ing margins; an indistinct fuscous discal spot and subternhnal 

 shade. Hindwings dark fuscous, towards apex more or less 

 reddish-tinged. 



