hadena] CARADRINIDAE 135 



posteriorly, veins 3 and 4 beyond it more or less whitish-dotted. 

 Hiudwings light fuscous, darker terminally. 



Britain to the Shetlands, N. and W. Ireland, local ; C. 

 Europe, N. Asia ; 7, 8. Larva dark grey-brown ; dorsal and 

 subdorsal lines faintly paler; dots blackish ; head dark brown ; 

 plate of 2 black ; plate of 1 3 surroimded by a ridge : in hearts 

 of Cladiicm mariscus ; 5-7. 



25. H. unanimis, Tr. 29-36 mm. Forewings pale brown 

 mixed with reddish-brown and sprinkled with dark fuscous ; an 

 ill-defined black median dash from base, and sometimes one 

 from dorsum near base ; lines pale, indistinct, subterminal with 

 two median teeth ; orbicular and reniform dark-outlined, more 

 or less pale-edged, posterior edge of reniform whitish. Hind- 

 wings light fuscous, with darker terminal suffusion. 



Britain to the Orkneys, E. Ireland, rather local ; C. Europe ; 

 6, 7. Larva light brown, tinged with ochreous or greenish ; 

 dorsal line whitish-ochreous, dark-edged ; subdorsal pale, dark- 

 edged ; spiracular broad, pale ochreous, dark-edged above; 

 head and plate of 2 brown : on grasses ; 8-3. 



26. H. didyma, ^sp. (oculea, Gn.) 27-33 mm. Forewings 

 brownish-ochreous, reddish-brown, or dark brown, sometimes 

 with a dark brown triangular costal patch extending from base 

 to near apex ; sometimes a short black median basal dash ; 

 first and second lines indistinct, median band sometimes 

 darker ; orbicular usually indistinct ; reniform moz'e or less 

 marked with white posteriorly ; subterminal line obscurely 

 pale, rather strongly curved below middle, terminal area 

 mostly dark fuscous. Hindwings fuscous, darker terminally. 



Britain to the Shetlands, Ireland, very common ; IST., C, and 

 SE. Europe, Asia Minor ; 7, 8. Larva green ; dorsal line 

 irregular, double, dull purplish-pink or deep reddish ; head 

 brownish : in stems of grasses ; 9-5. 



27. H. nictitans, Bkh. 28-35 mm. Forewings light ochreous- 

 brown, sometimes reddish-tinged, darker in disc ; lines darker- 

 edged, median shade dai'kcr ; orbicular small, light, sometimes 

 pale-edged; reniform white or feiTuginous- orange, fuscous- 

 marked. Hindwings fuscous, darker posteriori}^ 



Britain to the Orkneys, Ireland, common ; N. and C Europe, 

 N. Asia, N. America ; 8, 9. Larva ochreous-grey or pinkish- 

 grey ; dorsal, subdorsal, lateral, and spiracular lines pale grey- 

 ish-ochreous ; head pinkish-ochreous ; plate of 2 yellow-brown : 

 on grasses ; 6, 7. 



28. H. Haworthii, Curt. 25-29 mm. Forewings purplish- 



