ALUCITA] PTEROPHORIDAE 439 



dorsal, subdorsal, and lateral lines darker brown : on flowers 

 and seeds of Solidago virgaurea ; 9-4. 



2. A. tephradactyla, Ub, 20-22 mm. Forewings ochreous- 

 whitish, irroratcd with pale grey and blackish ; a blackish dot 

 in disc at 3, two transversely placed at base of fissure, and two 

 or three on margins of each segment towards apex ; cilia grey, 

 on costa whitish-ochreous towards apex. Hindwings grey ; a 

 darker dot at apex of each segment. 



Britain to Sutherland, local ; N. and C. Europe ; 6. Larva 

 green ; dorsal line double, greyish ; head pale yellowish : on 

 Solidago virgaurea ; 9-5. 



3. A. lienigiana, Z. 18-19 mm. Forewings fuscous-whitish, 

 irrorated with blackish : a small blackish spot in disc at J, an 

 oblique spot at base of fissure, a mark on costa beyond fissure. 

 a smaller one towards apex, and two or three dots at apex and 

 on lower edge of each segment ; cilia grey, on costa white, on 

 costal marks blackish. Hindwings grey ; a darker dot at apex 

 of segments. 



Kent to Devon and Norfolk, local; C. Europe; 7. Larva 

 pale bluish-green ; dorsal line broad, darker ; subdorsal yellow- 

 whitish ; head brown, blackish-marked : on Artemisia vulgaris ; 

 o, 6. 



4. A. monodactyla, L. (pterodactyla, Hb.) 21-26 mm. 

 Forewings from pale greyish-ochreous to pale reddish -brown, 

 often whitish -mixed, sometimes with a few black scales; a 

 black dot in disc before J, a small irregular spot before base 

 of fissure, two dots on costa posteriorly, and two or three at 

 apex and on lower edge of segments ; cilia grey, on costa con- 

 colorous with wing. Hindwings grey. 



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

 WC. Asia to Turkestan, N. Africa, N. America; 9-4. Larva 

 green, marked with whitish, sometimes brownish-tinged ; dorsal 

 line uneven, dark green or red-brown ; head pale brown, some- 

 times greenish-tinged : on Convolvulus ; 6-8. 



5. A. lithodactyla, Tr. 23-27 mm. Middle tibiae thickened 

 with scales in middle and at apex. Forewings pale brown, irre- 

 gularly mixed with grey -whitish and irrorated with black ; a 

 blackish subcrescentic posteriorly white -edged mark before 

 fissure ; an elongate blackish mark on costa near beyond it ; 

 some blackish marginal dots towards apex; cilia dark grey, 

 somewhat whitish-mixed. Hindwings rather dark fuscous ; a 

 darker dot at apex of segments. 



Britain to Roxburgh, W. Ireland, rather common ; C. Europe ; 



