Food Plant: Acer pseudoplatanus (Sycamore) only.

Mine: Univoltine: early summer.

Notes: A large, upper surface marginal blotch, usually going brown and usually with an excised hole, which is characteristic of Heterarthrus species. A widespread miner of Sycamore

Data: 03.vi.2114, Heid des Gattes, Aywaille, (Luik)

Image:© Carina Van Steenwinkel