Status
Brown bronzy forewing with clearly difines triangular spot before the tornus.
Leaf-mine: June - Sept.
Forms hair-like mine from midrib of leaf, then cuts an oval case from a short broad gallery before descending to the ground to pupate.  | Determination by Genitalia Examination Required | |
Recorded in 38 (51%) of 74 10k Squares.
First Recorded in 1874.
Last Recorded in 2023. |