Dark forewings with bronzy and purple sheens and a neat whitish fascia.
Leaf-mine: July and Sept.
Narrow gallery leading to a blotch mine with frass at centre.
Verification Grade Comment: Adults must be reared and/or Gen. Det. to confirm.
|Determination by Genitalia Examination (gen. det.) Required|
Recorded in 57 (77%) of 74 10k Squares.
First Recorded in 1874.
Last Recorded in 2021.