Gracillariidae : Gracillariinae
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Photo © Nick Watmough,  07/08/2020 - Eaton, Norfolk (Female Gen Det Graeme J. Smith)

Similar Norfolk Species
Caloptilia alchimiella
Yellow-triangle Slender
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Caloptilia robustella
New Oak Slender
Jäckh, 1972287 / 15.009
Norfolk status
Very similar to C. alchimiella, shorter and less clearly defined yellow blotch on the forewing. Only reliably separated by dissection.


Please record as the aggregate Caloptilia alchimiella/robustella if undetermined.

Leaf-mine: May - July, September - October.
Short gallery becoming a blotch. Later in up to three cones at the edge of the leaf.
Note: You cannot separate these from C.alchimiella unless you examine the pupa or breed out.

Determination by Genitalia Examination (gen. det.) Required

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

Recorded in 27 (39%) of 69 10k Squares.
First Recorded in 1989.
Last Recorded in 2020.
Additional Stats

< Caloptilia alchimiella/robustella  |  Caloptilia stigmatella >

Determination
Caloptilia robustella Weeting Heath 27.v.2013 slide IB402 (I. Barton)
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
20/08/2020128TL98 - Brettenham/Harling
11/08/2020127TG14 - Sheringham
07/08/2020127TG20 - Norwich
31/07/2020127TG20 - Norwich
31/07/2020128TL79 - Methwold/Foulden
 Show Details | 1990 to 2019 | 2000 to 2019 |
Express Record Caloptilia robustella
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Copyright © Jim Wheeler 2020
   

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 10-13mm
Flight: Two Generations. Apr-June. Jul-Sept.
Foodplant:   Oak
Nat Status: Common
Verification Grade:  Adult: 4  Mine: R
 Immature Adult
Further info: Caloptilia robustella
 
British Leafminers
UK Moths
Suffolk Moths
Essex Field Club
Hants Moths
Dorset Moths
Northumberland Moths
Somerset Moth Group
Yorkshire Moths
Svenska fjarilar
Lepiforum.de
NBN Atlas
Historical UK Distribution (pre 2013)
Moth Dissection UK

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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ 2020. © James Wheeler - Norfolk Moths 2007 - 2020. Data © NOLA™ 2020
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