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Caloptilia betulicola
Red Birch Slender (Hering, 1927)
Gracillariidae: Gracillariinae
283 / 15.005
Photo © Jan Turner,  20/03/2014 - Bridge Cottage,Bridge Road,High Kelling

Similar Norfolk Species
Pale Red Slender
Caloptilia elongella
Small Red Slender
Caloptilia rufipennella
Wingspan: 14-16mm
Flight: Two Generations. June-July. Sep. Overwintering to reappear in spring.
Foodplant:   Birch.
Nat Status: Common
Verification Grade:  Adult: 4  Mine: L
Norfolk Status
Scarce.
Very similar to C. elongella.
Leaf-mine: July, September - early November
larva mines the leaves initially and then living inside a rolled leaf

Determination by Genitalia Examination (gen. det.) Required

Mine: Either the leaf or a good photograph required

Recorded in 16 (23%) of 69 10k Squares.
First Recorded in 1986.
Last Recorded in 2019.

Latest 5 Records
Date#VC10k Area
31/08/2019+27TG14 - Sheringham
28/08/2019+27TG33 - Bacton
11/01/2019127TG23 - N.Walsham/Roughton
03/10/2018127TG32 - Stalham/Catfield
07/08/2018+27TG02 - Foxley/Foulsham
Further info: Caloptilia betulicola
 
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