Notodontidae : Thaumetopoeinae
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Photo © Martin Cade,  Portland Bird Observatory - 17 Aug 2006

Pale Eggar
Trichiura crataegi
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Oak Processionary
Thaumetopoea processionea

(Linnaeus, 1758) 2022 / 71.001

Davey, P., 2009: A rare immigrant, the larva feeding on oak (Quercus spp.). The moth is a pest species occurring in northern Spain, southern and eastern France and eastwards across central and eastern Europe, the larvae living gregariously in webs and often defoliating areas of forest. In Dorset, four moths have been recorded. The first record, Swanage (Mrs J Colson; Entomologist 374), was not believed at the time: "Any lepidopterist who has first-Subsequent light trap records indicate that the... Read More

Retained Specimen / Photograph will be Required.

Recorded in 4 (10%) of 40 10k Squares.
First Recorded in 1996.
Last Recorded in 2015.
(Data up to end 2019)
Additional Stats

Forewing: 16-17mm (f), 14-16mm (m)
Flight: July - September
Foodplant:   Oaks
GB Status: Naturalised / Immigrant
Former Status: Immigrant
Verification Grade:  Adult: 3
< Southern Grass Emerald | Pine Processionary >
List Species Records   [Show All Latest]
Latest 5 Records (data up to end 2019)
Date#VC10k Area
22/08/201519SY49 Bridport
18/08/200619SY66 Portland Bill
17/08/200419SZ07 Swanage
18/08/199619SY97 Purbeck coast

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