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Early Moth
Theria primaria (Haworth, 1809)
Geometridae: Ennominae
1960 / 70.282
Photo © Matthew Casey

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Similar Norfolk Species: None
Forewing: 14-17mm.
Flight: One generation Jan-Feb.
Foodplant:   Blackthorn, Hawthorn.
Red List: Vulnerable (VU)
GB Status: Common
Verification Grade:  Adult: 1
Norfolk Status
Early species.
Open woodland areas, scrub and hedgerows .
Females are almost wingless.

The male moths can be spotted with a torch, usually clinging to the tips of outer branches of hawthorn or blackthorn hedgerows in January and February.

Recorded in 53 (72%) of 74 10k Squares.
First Recorded in 1873.
Last Recorded in 2022.

Latest 5 Records
Date#VC10k Area
11/04/2022127TG42 - Hickling/Horsey
06/04/2022127TG42 - Hickling/Horsey
19/03/2022127TG04 - Blakeney/Cley
03/03/2022128TL99 - Thompson/Gt.Hockham
27/02/2022128TF92 - Fakenham/Ryburgh
Further info: Theria primaria
UK Moths
Mothdissection UK
Suffolk Moths
Cambs Moths Norfolk Moths (Full)
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