Crambidae : Scopariinae
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Photo © Dave Jones,  19/06/2022 - Stoke Holy Cross

Similar Norfolk Species
Eudonia truncicolella
Peppered Grey
Scoparia ambigualis
Common Grey
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Scoparia basistrigalis
Chequered Grey

Knaggs, 18661334a / 63.063
=Base-lined Grey

Norfolk status
Deciduous woodland.
One of several very similar moths which can be difficult to separate, best identified by means of genitalia dissection.
In general a little larger than S. ambigualis, with heavier markings, greyer in colour, and stongly chequred fringe.

C. Barrett [VCH 1901] "Eudorea asistrigalis, Knaggs. Norwich, Aldeby, Denton ; scarce"

Mainly unconfirmed records up to 2009. Confirmed records from East Winch Common and Tyrrel's Wood in 2009 and Boughton Fen, Ashwellthorpe Wood and Dersingham in 2010. Many more records from 2010 onwards, confirmed via genitalia dissection which shows the species is now well established in Norfolk.

Recorded in 50 (68%) of 74 10k Squares.
First Recorded in 1884.
Last Recorded in 2024.
Additional Stats

Scoparia subfusca | Scoparia ambigualis >

Determination
Scoparia basistrigalis (M), Dersingham, Norfolk, prep D Jones, photo J Clifton
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10kGeneral Area
05/07/2024127TG20Poringland
04/07/2024127TG21Norwich (Catton)
04/07/2024128TL79Mundford
04/07/2024128TF62King's Lynn
29/06/2024128TF83North Creake
Show Details | 1990 to 2023 | 2000 to 2023 | Graph Key
Express Record Scoparia basistrigalis
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 20-23mm
Flight: June - Aug
Foodplant:   Moss.
Nat Status: Local
Verification Grade:  Adult: 2
 Immature Adult   [Show Flight Times]

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Underlying maps using Digital Map Data © NOLA™ 2024. © Lepidoptera UK - Jim Wheeler - Norfolk Moths 2007 - 2024. Data © NOLA™ 2024
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