This species has a broad, rounded forewing which is grey with blackish markings.
f. suffusa, found in Northern England, has blackish grey ground colour.
Pupates in leaf litter.
Moorland, bogs, heathland.
Recorded in 2 (0.7%) of the 270 2km squares of Huntingdonshire.
Last recorded in September 1978
Recorded date range (Adult): 21 July to 23 September