Food Plant: Betula (Birch)

Mine: Bivoltine: late spring & summer

Pupa: Outside the mine in the cut-out disc

Notes: A broad gallery with scattered frass, usually along the edge of the leaf, ending at a circular blotch from which a case is cut leaving a round hole. (Formerly called Rhynchaenus rusci). The larva is a yellow colour, with distinctive anterior markings. The adult is shown and the bottom photo is the first record of this leaf miner in Belgium.

Data: 01.vi.2010, Dersingham, Norfolk, VC28 (top photo); 18.v.2009, ex mine 03.v.2009, Antwerp, Belgium (bottom photo)

Image:© Rob Edmunds (top photo); Chris Snyers (bottom photo)