Food Plant: Acer platanoides (Norway Maple)

Mine: May

Notes: Forms blotch mines on the leaf tips of very young, tender leaves. The mine has a characteristically speckled appearance due to frass deposition. The larva is pale in colour. The larvae are parasitised by Tryphoninae species, which are Ichneumon endoparasites of Symphyta. Eggs may be laid in groups (as shown).

Data: 20.iv.2014, Neulengbach, Austria, Ewald Altenhofer

Image:© Rob Edmunds