Last modified: April 11, 2021, 12:38 p.m.
A very rare and local species in Belgium.
See also bladmineerders.be
The larva lives at first on the tip of the leaves of the food plant.
Pupation probably outside the mine.
The adults fly in one generation a year: from June till August.
The larva feeds on Lysimachia sp. especially on L. vulgaris.