Life cycle
Mines: June-July, late August-November. Adults: May, July-August.
Larval foodplants
Oak species.
History
The first for Dumfries & Galloway was found at unknown sites in Dumfriesshire and Wigtownshire by persons unknown prior to 1975 (MOGBI data), while the first for Kirkcudbrightshire was found at Parton on 14th July 1994 by A. M. Emmet.