Zygaena exulans (Hohenwarth, 1792)
Larvae freely on the leaves.
That the species were polyphagous is doubted by Reiß. This applies to the find of larva on Dryas octopetala.
distribution within Europe
egg, larva, pupa
Dupont, Luquet, Demerges & Drouet (2013a, Lepiforum (2021), Reiß (1969a).