Fairly common resident.
Quercus spp. with larva feeding in July and September/October in a small mine on the underside of a leaf, usually under a lobe. Verification Grade Comment: Mine: Reared or puparium cremasters examined. | Mine: Moth needs to be reared and, in some cases, possibly dissected. | |
Recorded in 64 (46%) of 140 10k Squares. First Recorded in 1869. Last Recorded in 2021. (Data up to end 2022) |