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Lesser Common Rustic
Mesapamea didyma (Esper, 1788)
Noctuidae: Xyleninae
2343a / 73.170

Similar West Midlands Species
Common Rustic
Mesapamea secalis
Small Clouded Brindle
Apamea unanimis
Forewing: 11-16mm
Flight: July - August
Foodplant:   Grasses
Red List: Least Concern (LC)
GB status: Common
Verification Grade:  Adult: 4

An extremely common resident. It's true distribution is not known for certain because of the similarity to Common Rustic and the need to dissect them. This map shows dissected individuals.

Found in a wide range of grassy habitats.

Overwinters as a larva and comes to light, sometimes in large numbers.

Note Genitalia examination essential.

Verification Grade Comment: Genitalia examination needed

Determination by Genitalia Examination (gen. det.) Required

Recorded in 55 (39%) of 140 10k Squares.
First Recorded in 1979.
Last Recorded in 2022.
(Data up to end 2022)

Latest 5 Records (Data up to end 2022)
Date#VC10k Area
30/08/2022140SJ51 - Shrewsbury/Haughmond Hill
14/08/2022140SO58 - Corve Dale/Brown Clee Hill
13/08/2022440SJ60 - Coalbrookdale/Brosley
13/08/2022140SO39 - Stiperstones/Norbury
12/08/2022140SJ51 - Shrewsbury/Haughmond Hill
Further info: Mesapamea didyma
 
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