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Great Brocade
Eurois occulta (Linnaeus, 1758)
Noctuidae: Noctuinae
2137 / 73.350
Photo © Steve Aylward,  02/09/2022 - Brook House Charsfield

Similar Suffolk Species
Grey Arches
Polia nebulosa
Forewing: 24-27mm.
Flight: Immigrants arrive Aug-Sept.
Foodplant:   Bog-myrtle plus other plants including Sallow and Birch
Red List: Least Concern (LC)
GB Status: Common
Former Status: Nationally Scarce B
Verification Grade:  Adult: 3

Morley's Final Catalogue: Still very rare, occurring singly. Near Ipswich (Harwood, cf. EMM. xiii, 141); Bentley (Ml) and Beccles (Crf), alone before 1890. One sitting on a pailing in Gorleston on 31 July, 1918 (D). One on a sugared oak-trunk beside Fritton Lake on 16 August 1934 (Mly). One of the light southern form on a Waldringfield gate-post in July 1907 (Wlr). Three sitting on pine trees at Aldeburgh, 8 August 1926. Pakefield in September 1936 (Gd).

Recent Suffolk Status: Scarce immigrant. Not recorded every year. All recent records of the moth have been of the greyish form, which are thought to originate from Scandinavia or the low countries.

Life history: Single-brooded.

Identification: Grey arches has a more arched costa and lacks a basal streak.

Habitat: As an immigrant species could turn up anywhere, but normally mostly recorded near the coast.

Retained Specimen / Photograph will be Required.

Recorded in 24 (41%) of 58 10k Squares.
First Recorded in 1907.
Last Recorded in 2022.

Latest 5 Records
Date#VC10k Area
02/09/2022126TL84 - Sudbury/Glemsford
02/09/2022125TM25 - Wickham Market/Otley
31/08/2022126TL84 - Sudbury/Glemsford
04/09/2020125TM28 - Mendham
02/08/2019125TM33 - Bawdsey/Felixstowe
Further info: Eurois occulta
 
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