Gracillariidae : Gracillariinae
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Photo © Dave Appleton,  19/08/2012 - Bawdeswell - male gen. det. J Clifton

Similar Norfolk Species
Caloptilia alchimiella
Yellow-triangle Slender
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Caloptilia robustella
New Oak Slender

Jäckh, 197215.009/287
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 23 (33%) of 69 10k Squares.
First Recorded in 1989.
Last Recorded in 2018.
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
19/08/2018128TF92 - Fakenham/Ryburgh
14/08/2018128TF92 - Fakenham/Ryburgh
12/08/2018228TF92 - Fakenham/Ryburgh
06/08/2018128TF92 - Fakenham/Ryburgh
03/08/2018127TG02 - Foxley/Foulsham
Show Details | 1990 to 2018 | 2000 to 2018 |
Express Record Caloptilia robustella
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Copyright © Jim Wheeler 2019

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 10-13mm
Season: Two Generations. Apr-June. Jul-Sept.
Foodplant:   Oak
Nat Status: Common
Verification Grade:  Adult: 4  Mine: R
 Immature Adult
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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ 2019. © James Wheeler - Norfolk Moths 2007 - 2019. Data © NOLA™ 2019