Leaf-mine: Egg at the leaf underside. Initially a straight, narrow corridor, becoming wider and more contorted, in the end almost a botch. Frass linear throughout. Pupation outside the mine (Bladmineerders van Europa).

The mine has linear frass and is initially straight but then becomes contorted and widens almost into a blotch. There may be several mines in a leaf (British leafminers).

Larva: Pale yellow, head blackish (Bladmineerders van Europa).

Pupa: Details unknown.

Adult: Not illustrated in UKMoths (check for update). The genitalia are not illustrated by the Lepidpotera Dissection Group (check for update).

Hosts in Britain:

Hosts elsewhere:

Time of year - larvae: Unknown.

Time of year - adults: Unknown.

Distribution in Great Britain and Ireland: Britain (Karsholt and van Nieukerken in Fauna Europaea).

NBN Grid map:

Distribution elsewhere: Germany (Karsholt and van Nieukerken in Fauna Europaea).

NBN interactive distribution map(s) of known host species in Great Britain and Ireland and elsewhere:

Parasitoids in Britain and elsewhere: Unknown.