Recording method
Flies in afternoon sunshine.
Life cycle
Mines: July-August. Adults: April-July.
Larval foodplants
Birch species.
History
The first for Dumfries & Galloway was found at an unknown site in Dumfriesshire by a person unknown during 1978 (Scottish micro-moth data), while the first for Wigtownshire was found at an unknown site by a person unknown prior to 1985 (MOGBI data), as was the Kirkcudbrightshire first.