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Lesser Common Rustic
Mesapamea didyma (Esper, 1788)
Noctuidae: Xyleninae
2343a / 73.170
Photo © Dave Appleton,  18/07/2015 - North Elmham - male (gen det)

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Similar Species
Common Rustic
Mesapamea secalis
Small Clouded Brindle
Apamea unanimis
Forewing: 11-16mm.
Flight: One generation July-Aug.
Foodplant:   Grasses.
Red List: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 4
Status
Almost identical in appearance to Common Rustic, can only be reliably separated by examination of the genitalia.
Grassland and other grassy areas.

Very dark specimens with almost white stigmata tend to be mostly this species.

Gen. Det. required, please record unconfirmed specimens as Common Rustic agg.

Map shows only confirmed post 2000 records. (pre 2000 data unconfirmed)

Determination by Genitalia Examination Required

Recorded in 41 (55%) of 74 10k Squares.
First Recorded in 1985.
Last Recorded in 2024.
Additional Stats

Latest 10 Records
Date#VC10kArea
10/08/2024127TG20Stoke Holy Cross
08/08/2024128TF92North Elmham
06/08/2024128TF92North Elmham
01/08/2024128TF92North Elmham
26/07/2024128TF91Dereham
24/07/2024128TF92North Elmham
10/07/2024127TG20Stoke Holy Cross
05/07/2024127TG04Cley next the Sea
03/07/2024128TF91Dereham 
24/08/2023127TG02Hindolveston
Further info: Mesapamea didyma
 
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