Last modified: Sept. 16, 2023, 2:56 p.m.
A very rare and local species in the southern part of Belgium. It has not been seen for quite some time.
Native
Wingspan: 32–40 mm.
It hibernates as a fully grown larva and it pupates underground in spring. Males comes readily to light, female much less so, but comes to sugar.
The adults fly in one generation a year from late April till early August.
The larva lives on several species of herbaceous plants like Taraxacum, Rumex or Thymus praecox.
It inhabits warm, often rocky (limestone) grasslands.