Food Plant: Betula (Birch)

Mine: early Summer and Autumn

Pupa: outside the mine

Notes: A large blotch which is full depth and occupies a large proportion of the leaf. Note the fine grained frass. The three smaller ventral spots and dark legs on the larva can be seen in this photo.

Data: 17.x.2004, Fleet, Hants,VC12

Image:© Rob Edmunds