Last modified: Jan. 10, 2024, 9:53 a.m.
A very rare species in the southern part of Belgium, confined to the Calestienne area.
Native
The orange-like caterpillar has a brown-black head.
Full depth mine. The corridor forms a loose spiral, sides are irregularly scalloped. Frass in a broad central line, part of it is ejected through a small opening at the beginning of the corridor. Later it becomes a blotch mine, generally adjacent to the leaf margin.
See also bladmineerders.be
When the larva leaves the mine, it lives free among spun ground leaves. The adults come sparsely to light.
The adults fly from early August till late September.
The monophagous larva lives on Globularia and mines the leafs.
Calcareous, rocky areas where the host plant occurs.