POLIA] CARADRINIDAE 51 



brownish-ochreous, dorsal half suffused irregularly with dark 

 red-brown, orbicular rounder, nearly obsolete, praesubterminal 

 black dash longer. 



Britain to the Shetlands, Ireland, coinnion ; N., C., and 

 S\\. Europe, N. Asia ; 9-4. Larva green; dorsal and lateral 

 lines yellow; subdorsal series of white black-circled dots; 

 Bpiiacular orange - yellow, blackish -edged above: on Rwniex^ 

 Trifolium, Carex, etc. ; 5-7. 



3. P. solidaginis, lib. 40-44 mm. Forewings light brown, 

 somewhat whitish-sprinkled, veins black; base whitish; first 

 and second lines obscurely whitish, dentate, second double 

 except towards costa ; orbicular and claviforrn forming two 

 small obliquely placed whitish rings; reniform large, white, 

 eiielo.ving a narrow-oval fuscous ring; subterminal line white, 

 dentate, preceded by a series of black wedgeshaped marks. 

 Hindwings -rev, paler basally, with darker discal spot. 



Devon, Hants, Warwick to Ross, local; N. and C. Europe, 

 NW. Asia ; 8, 9. Larva dark purplish-brown ; dorsal line blue- 

 grey, darker-edged ; spiracular broad, pale yellow, finely black- 

 ed-vd above: a black mark on front of 2; head pale brown : 

 on Vaccinia in ; 5, 6. 



4. P. semibrunnea, Hw. 37-42 mm. Abdominal crests strong. 

 Forewings narrow, light brown, dorsal half suffused with dark 

 reddish-brown ; oblique orbicular, and reniform obscurely out- 

 lined with pale ; lines very obscurely pale, dentate ; subterminal 

 more distinct, suffusedly edged with reddish-brown, preceded 

 near dorsuni by an elongate blackish-fuscous spot. Hindwings 

 light grey, darker terminally. 



England to York, rather common ; WC. Europe, Austria ; 

 9-4. Larva bright green, irrorated above with yellow-white ; 

 dorsal line white ; subspiracular yellowish-white ; subdorsal and 

 lateral series of irregular whitish marks : on ash; 5-7. 



5. P. socia, liott. (jxtriji'-ata, F.) 37-42 mm. Forewings 

 light brown, mixed with whitish-ochreous ; a slender dark fuscous 

 median dash from base ; orbicular and reniform pale, obscure ; 

 first and second lines very obscure, pale, dark-edged, dentate ; 

 median shade brown, distinct ; subterminal pale, dentate, 

 edged with reddish-brown. Hindwings grey. 



England, Ireland, local ; N. and C. Europe, NW. Asia ; 

 9-4. Larva pale green ; dorsal and lateral lines white ; head 

 black : on ash, oak, and Tilia ; 5-7. 



6. P. lambda, F. (Zinckenii, Tr.) 37-42 mm. Abdominal 

 crests very slight. Forewings grey, violet -tinged; a dark 



