Although the ground colour is quite variable, this species can be readily identified by the diagnostic diagonal dash near the leading edge of the forewing.
Pupates in loose soil.
Broadleaved woodland, scrub, heathland, grassland and gardens.
Recorded in 108 (40%) of the 270 2km squares of Huntingdonshire.
Last recorded in October 2019
Recorded date range (Adult): 18 July to 24 November