Status Local.
Larvae mine the leaves of Aspen (Populus tremula), forming a triangular blotch.Verification Grade Comment: Adults must be reared and/or Gen. Det. to confirm.  | Determination by Genitalia Examination Required | |
Recorded in 25 (34%) of 74 10k Squares. First Recorded in 1995. Last Recorded in 2024. Additional Stats |