Gracillariidae : Gracillariinae
ABH BF
Photo © Jim Hodgkinson,  Dersingham 23/5/14

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 ›

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
27/07/2014127TG11 - Drayton/Swannington
05/06/2014127TG11 - Drayton/Swannington
23/05/2014227TG33 - Bacton
20/05/2014127TG33 - Bacton
17/05/2014127TG33 - Bacton
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Copyright © Jim Wheeler 2014
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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