Wingspan 7 to 9 mm. The leaf mines caused by the larvae are usually found on the underside and have a typical 'tented' appearance with a crease line across the surface.
Leafmine occurs on Holm Oak (but also on other Oak species, Hornbeam, Beech and Sweet Chestnut). http://www.leafmines.co.uk/html/Lepidoptera/P.messaniella.htm
Wherever the larval foodplants occur.
The adult moths occur in a number of generations, any time between April and November.
The larvae mine the leaves of Oak, Hornbeam, Beech or Sweet Chestnut, and sometimes on other tree species. The mines can be seen during March and April and again July to October.
Fairly common throughout much of the British Isles, though more so in the south. In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as common.
Occasional in Leicestershire and Rutland. L&R Moth Group status = C (very scarce resident or rare migrant).
Leicestershire & Rutland Map
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