Vulnerable (proposed as a future Red Data Book species) in the old-established oak woodlands of Gloucestershire, Monmouthshire and Herefordshire, and the Blean Wood complex near Canterbury, Kent. Not recorded in Hampshire or on the Isle of Wight to date. Wingspan 8-9.5 mm. Larva mines leaves of Oak, over-wintering as a pupa in a cocoon.

Flightime guide
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