Food Plant: Alnus sp. (Alder), Betula sp. (Birch)

Egg: Underside of leaf

Mine: Early Summer

Notes: Initially a gallery is formed which runs towards the leaf edge from a vein. The mine then becomes a blotch and a spherical cocoon develops in this. The mine is brown. Mine, with larva, shown on A.glutinosa. An uncommon UKBAP species.

Data: 08.v.2015, Mol, (Antwerpen), Belgium

Image:© Carina van Steenwinkel