The male of this species is very variable from almost black-and-white to a drab grey, but is unlikely to be confused with any other species flying at the same time. The females are wingless.
Pupates in loose soil.
Mature oak woodland, heathland with scrub oak.
Recorded in 24 (8.9%) of the 270 2km squares of Huntingdonshire.
Last recorded in February 2021
Recorded date range (Adult): 03 January to 20 December
Recorded date range (Larva/Leafmine): 23 May to 05 June