Larva lives and feeds in a moveable pistol-case.
Oak woodland preferring margins and rides with plenty of sunshine.
Recorded in 16 (5.9%) of the 270 2km squares of Huntingdonshire.
Last recorded in June 2017
Recorded date range (Adult): 12 June to 16 July
Recorded date range (Larva/Leafmine): 12 September to 12 September