Geometridae : Larentiinae
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Photo © Steve Woolnough,  3rd August 2018 Mendlesham Green

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Similar Suffolk Species: None
Barred Rivulet
Perizoma bifaciata

(Haworth, 1809) 1804 / 70.134

Recent Suffolk Status: Very local.

Habitat and life history: Mainly found on chalk soils but does also occur on sandy soil where the foodplant Red Bartsia grows. The pupa may overwinter for up to five years. It flies in July and August and is attracted to light.

Identification: The forewing can vary in colour from light golden brown to dark red brown, often with a wide, darker coloured band in the centre.

Recorded in 26 (45%) of 58 10k Squares.
First Recorded in 1890.
Last Recorded in 2023.
Additional Stats

< Small Rivulet  |  Pretty Pinion >

List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
11/08/2023126TL78 - Brandon/Lakenheath
24/07/2021126TL94 - Lavenham/Boxford
03/08/2018125TM06 - Bacton/Stowupland
13/08/2016126TL96 - Thurston/Elmswell
24/07/2016125TM49 - Somerleyton/Beccles
Show Details | 1990 to 2022 | 2000 to 2022 | Graph Key
Express Record Barred Rivulet
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Copyright © Jim Wheeler 2023

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 9-11mm.
Flight: One generation July-Aug.
Foodplant:   Red Bartsia
Red List: Least Concern (LC)
GB Status: Common
Former Status: Local
Verification Grade:  Adult: 2
 Immature Adult
Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ - Suffolk 2023. © James Wheeler - Norfolk Moths 2007 - 2023. Data © NOLA™ - Suffolk 2023
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