Caloptilia robustella - alchimiella agg.

Description

Wingspan 10 to13 mm. Caloptilia alchimiella was recently separated from Caloptilia robustella and the two species are very similar (see recording advice).

Identification difficulty

for aggregate records

Recording advice

To be certain of identification to species level, dissection of genitalia is necessary.  Where dissection has not taken place, records should be submitted as Caloptilia robustella - alchimiella agg.

Habitat

Often associated with Oak.

When to see it

The flight period is from May to August, and the moths can sometimes be attracted to light.

UK Status

Fairly frequent and widespread as an aggregate in Britain.

VC55 Status

Fairly frequent as an aggregate in Leicestershire and Rutland.

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Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map