Food Plant: Betula (Birch) (and Corylus (Hazel), in the West Country and Ireland)

Egg: Lower surface of the leaf

Mine: July - September

Notes: A contorted gallery, leading to blotch with dispersed frass. The larva is pale coloured, with brown ganglia (as shown).

Data: 23.ix.2008, Chorlton, Manchester VC59

Image:© Ben Smart