Norfolk status Scarce. East coast saltmarshes and along sea-walls where the foodplant Sea Wormwood (Seriphidium maritimum) thrives. Larva mines then builds a case from silk which it attaches to the foodplant.
[MBGBI vol3 p317]
Determination by Genitalia Examination (gen. det.) Required
Case: A good quality photo or specimen of the case and plant/pabulum is required.
Recorded in 5 (7%) of 74 10k Squares. First Recorded in 1966. Last Recorded in 2021. Additional Stats