Gracillariidae : Gracillariinae
Photo © Dave Jones,  18/08/2012 - Stoke Holy Cross

Similar Norfolk Species
Caloptilia robustella
New Oak Slender
Caloptilia alchimiella
286 Yellow-triangle Slender
(Scopoli, 1763)15.008
Norfolk status
Difficult to distinguish from the recently separated C. robustella.

The flight period is from May to July.

If uncertain, please record as the aggregate Caloptilia alchimiella/robustella

Determination by Genitalia Examination (gen. det.) Required

Leaf-mine: July - Oct.
Narrow gallery leading to a squarish or triangular blotch. Then forms up to three successive cones by folding the lobe of a leaf downwards.

Recorded in 29 (42%) of 69 10k Squares.
First Recorded in 1874.
Last Recorded in 2014.


‹ Caloptilia azaleella  |  Caloptilia alchimiella/robustella ›

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Copyright © Jim Wheeler 2015

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 10-13mm
Season: May - July (possibly as two separate broods)
Foodplant:   Oak
Nat Status: Common
 Immature Adult
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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ 2015. © James Wheeler - Norfolk Moths 2015. Data © NOLA™ 2015