Gracillariidae : Gracillariinae
  Prev | Next  
Photo © Laura King,  03/09/2021 - Lower Hellesdon (Gen Det - male)

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

(Scopoli, 1763)286 / 15.008
Norfolk status
Difficult to distinguish from the recently separated C. robustella

please record undetermined specimens as the aggregate Caloptilia alchimiella/robustella

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.
Note: You cannot separate these from C. robustella 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 19 (26%) of 74 10k Squares.
First Recorded in 1874.
Last Recorded in 2021.
Additional Stats

Caloptilia azaleella  |  Caloptilia alchimiella/robustella >

List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
03/09/2021127TG11 - Drayton/Swannington
14/08/2021128TL79 - Methwold/Foulden
02/06/2021127TG13 - Baconsthorpe
20/08/2020128TF92 - Fakenham/Ryburgh
12/08/2020128TF92 - Fakenham/Ryburgh
Show Details | 1990 to 2020 | 2000 to 2020 | Graph Key
Express Record Caloptilia alchimiella
We need your records!
Do you have records of Caloptilia alchimiella?
Put your own dot on the map!

Copyright © Jim Wheeler 2021

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 10-13mm
Flight: May - July (possibly as two separate broods)
Foodplant:   Oak
Nat Status: Common
Verification Grade:  Adult: 4  Mine: R
 Immature Adult

Photos Required | T-shirts | Data Policy | Cookies Policy
Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ 2021. © James Wheeler - Norfolk Moths 2007 - 2021. Data © NOLA™ 2021
We use cookies to personalise content and enhance your experience. By clicking OK or using this site, you consent to the use of cookies unless you disable them. Cookies Policy