ACALLA] TORTRICIDAE 525 



15-16 mm. Forewings oblong, grey, sometimes tinged with 

 ochreous or reddish, distinctly darker -strigulated ; tufts small, 

 numerous, sometimes partly black ; edge of basal patch darker 

 dorsally ; a large triangular red - brown, dark fuscous, or 

 blackish-grey blotch on costa, sometimes with indistinct exten- 

 sion of central fascia to dorsum. Hindwings grey or pale grey. 

 Dorset, Norfolk, Lancashire, York, Aberdeen, N. Ireland, 

 local ; C. Europe ; 7, 9. Larva pale green or whitish ; dorsal 

 and subdorsal lines sometimes darker ; head and plate of 2 pale 

 yellow-brown or black : on Comarum, Fragaria, etc. ; 5, 6, 8. 



18. A. lorquiniana, Dup. (uliginosana, Westw.) 14-17 mm. 

 Forewings suboblong, brownish -ochreous, with scattered black 

 scales ; tufts absent ; a blackish spot in disc beyond middle, 

 sometimes reduced to two or three dots. Hindwings whitish- 

 ochreous, more or less grey-tinged. 



Norfolk to Hunts, local, in fens ; WC. Europe ; 6, 8, 9. 

 Larva yellowish-green ; dorsal and subdorsal lines darker ; head 

 brownish -tinged : on flowers and leaves of Ly 'thrum salicaria; 

 5, 7, 8. 



19. A. contaminana, lib. 14-19 mm. Forewings suboblong, 

 apex rather strongly prominent, whitish -ochreous to reddish- 

 ochreous, sometimes much mixed with fuscous, strigulated with 

 dark fuscous or ferruginous, veins dark fuscous ; tufts very 

 slight ; edge of basal patch usually dark fuscous, angulated ; 

 central fascia and costal patch often rather dark fuscous, some- 

 times united in disc ; apical half of cilia white on upper part of 

 termen. Hindwings grey-whitish, indistinctly strigulated with 

 grey. 



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

 Europe ; 8-10. Larva pale green-yellowish ; head pale brown ; 

 anal plate green : on hawthorn, blackthorn, apple, etc. ; 6. 



20. A. shepherdana, Stph. 13-15 mm. Forewings reddish- 

 brown, darker -strigulated ; a small ridge-like tuft of whitish 

 scales in middle of disc, and some other slight scattered tufts, 

 sometimes black, mainly in three transverse series. Hindwings 

 grey-whitish, fuscous-tinged posteriorly, indistinctly strigulated 

 with grey. 



Dorset, Suffolk, Norfolk, Cambridge, Lancashire, local ; not 

 recorded elsewhere ; 7, 8. Larva green, whitish, or pale 

 yellowish ; head pale brownish : on Spiraea idmaria ; 5, 6. 



21. A. ferrugana, Tr. 14-18 mm. Forewings suboblong, 

 pale ochreous to deep reddish-ochreous, darker-strigulated, some- 

 times strewn with blackish dots ; tufts slight two costal spots 



