73.356 Xestia agathina (Heath Rustic)
fw: 14-16mm; Aug-Sep; heather (Calluna vulgaris); ssp agathina - local on acid heathland and moorland throughout GB, ssp hebridicola - Hebrides
ID: Forewing ground colour ranges from pale grey-brown through reddish-brown to blackish; black streak from forewing base to proximal border of kidney mark, running through, and contrasting with, small, somewhat elongate, whitish oval mark; pale costal streak from forewing base to postmedian line; pale subterminal line with a series of short black streaks running proximally from it. Euxoa tritici (White-line Dart) can be similar but has a round oval mark and the 'white line' is subcostal.
All images © Chris Lewis