Gracillariidae : Gracillariinae
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Photo © Oliver Wadsworth,  Monkwood VC37 11/06/2013

Similar West Midlands Species
Caloptilia robustella
New Oak Slender
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Caloptilia alchimiella
Yellow-triangle Slender

(Scopoli, 1763)286 / 15.008

Common resident but with most records from ancient deciduous woodland.

Quercus spp. with larva feeding from July to October in a mine on the underside of a leaf and then in cones made by neatly turning down a lobe of the leaf.

Attracted to light.

Determination by Genitalia Examination (gen. det.) Required

Mine: Moth needs to be reared and, in some cases, possibly dissected.

Recorded in 49 (35%) of 140 10k Squares.
First Recorded in 1867.
Last Recorded in 2019.
(Data up to end 2019)
Additional Stats

Wingspan: 10-13mm
Flight: April to August (possibly as two separate broods)
Foodplant:   Oak
Nat Status: Common
Verification Grade:  Adult: 4  Mine: R
Caloptilia azaleella  |  Caloptilia alchimiella/robustella >
List Species Records   [Show All Latest]
Latest 5 Records (data up to end 2019)
Date#VC10k Area
10/09/20191VC37 - WorcestershireSO85
04/09/20191VC37 - WorcestershireSO77 -
30/08/20191VC39 - StaffordshireSJ90
08/08/20191VC37 - WorcestershireSO85
03/08/20191VC37 - WorcestershireSO85
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