Food Plant: Quercus (Oak), Corylus (Hazel)

Mine: Univoltine: early summer.

Pupa: Outside the mine in the cut out case

Notes: A gallery along the edge of the leaf leading to a circular blotch, from which a case is cut leaving a round hole (as shown). (Formerly called Rhynchaenus (Orchestes) avellanae).

Data: 15.v.2018, Mechelen-aan-de-Maas (Limburg)

Image:© Carina van Steenwinkel