Prev Flights Rec Search
Argyresthia semitestacella
Large Beech Argent (Curtis, 1833)
423 / 20.024
Photo © Graham Geen,  08/09/2021 - Beechfields, Brandon

Similar Suffolk Species
Purple Argent
Argyresthia albistria
Wingspan: 11-14mm
Flight: Aug - Sept.
Foodplant:   Beech
Nat Status: Local
Verification Grade:  Adult: 2

Morley’s Final Catalogue: Common on beech, which tree is rare with us. Blaxhall
(Hkr); Leiston (Grey); Branden (Barrett): unnoted since 1890.

Recent Status: A rare species in Suffolk.

Life Style: A single brooded late summer flying species that comes to light during August and September. The larvae feed in shoots of Fagus.

Identification: This is a large Argyresthia species at 11 to 14 mm wingspan. It is an orange brown with a clear white top of head, thorax and dorsum to a slight dorsal patch with white speckled brown beyond. The similarly marked and commoner A. albistria is much smaller at 9 to 11 mm wingspan and a little darker with a more evident dorsal patch. The late flight period also assists identification. More Info

Recorded in 1 (2%) of 58 10k Squares.
First Recorded in 2021.
Last Recorded in 2021.

Latest 5 Records
Date#VC10k Area
08/09/2021126TL78 - Brandon/Lakenheath
Further info: Argyresthia semitestacella
UK Moths
Mothdissection UK
Norfolk Moths
Cambs Moths Suffolk Moths (Full)
Back Record Home
iMoths V10.1 HD © Jim Wheeler 2021