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. (Formerly called Rhynchaenus (Orchestes) avellanae), Orchestes signifer. Two mines are illustrated.

Data: 19.vii.2003, Fleet, Hants,VC12

Image:© Rob Edmunds