Last modified: Jan. 17, 2020, 3:01 p.m.
A recent (2018) addition to the Belgian fauna, still very rare and local.
The mine is a long slender contorted gallery in which the black frass is in a central line from start to finish. Several mines per leaf is not exceptional.
See also bladmineerders.be
This species has two generations a year. Mines can be found from June to July and again from August to November.