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Stigmella hemargyrella
Beech Pigmy (Kollar, 1832)
Nepticulidae: Nepticulinae
81 / 4.055
Photo © James Emerson,  25/11/2017 - Bacton Woods

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Similar Norfolk Species
Small Beech Pigmy
Stigmella tityrella
Wingspan: 5-6 mm.
Flight: April and May, and later in July and August.
Foodplant:   Beech.
Nat Status: Common
Verification Grade:  Adult: 4  Mine: L
Norfolk Status
Bronzy brown forewing with silver metallic fascia.

Leaf-mine: June. Aug-Sept.
Narrow slender gallery, the frass becoming distinctly coiled.

Verification Grade Comment: Adults must be reared and/or Gen. Det. to confirm.

Determination by Genitalia Examination (gen. det.) Required

Mine: Either the leaf or a good photograph required

Recorded in 39 (53%) of 74 10k Squares.
First Recorded in 1874.
Last Recorded in 2021.

Latest 5 Records
Date#VC10k Area
08/09/2021128TF73 - Docking/Bircham
28/08/2021+28TL79 - Methwold/Foulden
12/05/2021128TF92 - Fakenham/Ryburgh
22/11/2020128TF72 - Hillington/Houghton
20/11/2020128TF62 - King's Lynn/Dersingham
Further info: Stigmella hemargyrella
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