Tortricidae : Tortricinae
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Photo © Seamus Feeney,  Buggagh Bog, Co. Sligo. 23rd May 2010.

Similar Norfolk Species
Aethes hartmanniana
Lesser Marbled Straw
Approx Length (c. 12mm) Wingspan (c.15-24 mm.)
      
      
      
      
    
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Aethes piercei
Greater Marbled Straw

Obraztsov, 1952942 / 49.115
=Devil's-bit Conch

Norfolk status
Scarce.
Damp habitats such as marshes, fens, rough pastures, bogs.

Closely related to A. hartmanniana, and some authorities consider them to be the same species, with A. piercei being no more than an ecological form.
Larger size and generally darker colouration than previous species.

Single Norfolk record from Marham Fen in 1998. A specimen was taken by day, and noted as being larger in size compared to A. hartmanniana also taken at the site.

Historic UK distribution maps show distribution in VC27 and VC28, no further info.

Verification Grade Comment: Size and habitat details essential

Retained Specimen / Photograph will be Required.

Recorded in 1 (1%) of 74 10k Squares.
First Recorded in 1998.
Last Recorded in 1998.
Additional Stats

Aethes hartmanniana | Aethes williana >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10kGeneral Area
27/06/1998128TF71Marham Fen
Show Details | 1990 to 2024 | 2000 to 2024 | Graph Key
Express Record Aethes piercei
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: c.15-24 mm.
Flight: June and July
Foodplant:   devil's-bit scabious
Nat Status: Nationally Scarce B
Verification Grade:  Adult: 3
 Immature Adult   [Show Flight Times]

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Underlying maps using Digital Map Data © NOLA™ 2025. © Lepidoptera UK - Jim Wheeler - Norfolk Moths 2007 - 2025. Data © NOLA™ 2025
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