This moth has a bronzy brown forewing with a clearly defined triangular spot before the tornus.

The larvae produce a fine hair-like mine from the midrib of a leaf. It then cuts an oval case from a short broad gallery before descending to the ground to pupate.

Recorded in 10 (3.7%) of the 270 2km squares of Huntingdonshire.

Last recorded in April 2018

Recorded date range (Adult): 14 April to 14 April

Recorded date range (Larva/Leafmine): 18 July to 07 November