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. The three smaller ventral spots and dark legs on the larva can be seen in this photo. Each of the orange-yellow eonymphs shown has a brown egg in the abdomen which is from the parasitoid Lathrolestes macropygus.

Data: 17.x.2021, Etzen, Austria

Image:© Ewald Altenhofer