This moth is very similar to A. metallella but has a smaller, darker forewing and less coppery and paler, less purple hindwings.

The larvae produce a short gallery leading to blotch. An oval case is eventually cut.

Recorded in 86 (31.9%) of the 270 2km squares of Huntingdonshire.

Last recorded in October 2019

Recorded date range (Adult): 19 May to 17 October

Recorded date range (Larva/Leafmine): 26 June to 08 November