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Dusky Thorn
Ennomos fuscantaria (Haworth, 1809)
Geometridae: Ennominae
1914 / 70.235
Photo © Andy Symes,  05/09/2022 - Royston

Similar Cambs Species
Large Thorn
Ennomos autumnaria
August Thorn
Ennomos quercinaria
Forewing: 17-21mm.
Flight: One generation July-Oct.
Foodplant:   Ash.
Red List: Near Threatened (NT)
GB Status: Common
Verification Grade:  Adult: 1

Recorded in 21 (57%) of 37 10k Squares.
First Recorded in 1820.
Last Recorded in 2023.
Latest 5 Records
Date#VC10k Area
11/09/2023129TL34 - Royston
10/09/2023229TL34 - Royston
10/09/2023129TL44 - Fowlmere/Sawston
09/09/2023229TL34 - Royston
08/09/2023129TL34 - Royston
Further info: Ennomos fuscantaria
 
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