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Early Moth
Theria primaria (Haworth, 1809)
Geometridae: Ennominae
1960 / 70.282
Photo © Matthew Casey,  25/01/2017 - Hethersett

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Similar Species: None
Forewing: 14-17mm.
Flight: One generation Jan-Feb.
Foodplant:   Blackthorn, Hawthorn.
Red List: Vulnerable (VU)
GB Status: Common
Verification Grade:  Adult: 1
Status
Widespread.
Very early species, has even been recorded in late December!
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 2024.
Additional Stats

Latest 10 Records
Date#VC10kArea
12/03/2024127TG42Eccles
05/03/2024127TG42Eccles
05/03/2024128TL99Rockland St Peter
04/03/2024128TF83North Creake
29/02/2024127TG33Ridlington
21/02/2024127TG42Eccles
20/02/2024127TG30Blofield / Lingwood
19/02/2024127TG42Eccles
19/02/2024127TG11Costessey
18/02/2024127TG42Eccles
Further info: Theria primaria
 
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