Status Rare. Found in Two main habitats, coastal areas or woodland. Distinctive larval case when fully grown as it is a pale pink colour and has a double dorsal keel.
First modern-day Norfolk record of a larval case found at Thorpe Marsh VC27 in 2021 (J. Emerson, 03/06/2021, conf. R. Edmunds)
[MBGBI vol3 p254]Verification Grade Comment: Case: Photo to show mouth angle & keel, otherwise = C4 | Determination by Genitalia Examination Required | |
| Case: A good quality photo or specimen of the case and plant/pabulum is required. | |
Recorded in 3 (4%) of 74 10k Squares. First Recorded in 1874. Last Recorded in 2024. Additional Stats |