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20.017 ~ 0416 ~ Argyresthia glaucinella ~ Oak-bark Argent
UK Status

Resident. A local species throughout the British Isles.

Montgomeryshire Status

First recorded in 2013 at Middletown in the east of the county and only the seventh record for north Wales.

Wingspan :   M & F 8-10mm.

Confusion species

Other species of Argyresthia.
Flight time & Voltinity (Univoltine)


Open woodland.


Oak, horse chestnut and in Scotland, also on birch.

Lifestage data

Eggs laid in a crevice of bark. Larva feeds within the bark. Pupates in a cocoon in the bark.
Montgomeryshire photos

Photo by DB, 20th July 2013, Middletown