The smoky-grey hindwing of this species is diagnostic.
Pupates in loose soil.
Grassland, scrub, fens, heathland, open woodland and gardens.
Recorded in 149 (55.2%) of the 270 2km squares of Huntingdonshire.
Last recorded in September 2019
Recorded date range (Adult): 09 May to 19 October
Recorded date range (Larva/Leafmine): 03 June to 03 June