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Eriocrania semipurpurella
Large Spring Jewel (Stephens, 1835)
Eriocraniidae
13 / 2.007
Photo © Dave Appleton,  09/04/2017 - Foulden Common - female (gen det)

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Similar Species
Purple Spring Jewel
Eriocrania sangii
Common Spring Jewel
Dyseriocrania subpurpurella
Wingspan: 10-16 mm.
Flight: March and April
Foodplant:   Birch
Nat Status: Common
Verification Grade:  Adult: 4  Mine: R
Status
Local.
Birch woodland.

Leaf-mines on birch, forming a blotch mine.
Very similar to E. sangii. Genitalia dissection is required to separate E. sangii, E. semipurpurella, Paracrania chrysolepidella, E. unimaculella and E. cicatricella. (Note: Females cannot be determined via genitalia)

Verification Grade Comment: Mine: Reared or larval morphology

Determination by Genitalia Examination Required

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

Recorded in 31 (42%) of 74 10k Squares.
First Recorded in 1874.
Last Recorded in 2023.

Latest 10 Records
Date#VC10kArea
14/05/2023128TL79Cranwich
14/05/2023327TG42Hickling / Stubb Mill
13/05/2023728TF83Syderstone
09/05/2023128TL99Little Ellingham
09/05/2023228TL99Rockland St Peter
09/05/2022128TL79Mundford
01/05/2022+28TL89Lynford Arboretum / Lakes
29/04/2022+28TF61East Winch
27/04/2022127TG11Ringland
12/04/2022128TF92North Elmham
Further info: Eriocrania semipurpurella
 
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