Fenusa pumila - Leaf-mark Coll. Friedrich Ludwig Stellwaag. Host plant: Betula verrucosa (Betulaceae) - Parasite: Fenusa pumila (Tenthredinidae) - Location: Neustadt a.d. Haardt, Hauberanlage, 22.VIII.1920, leg. Stellwaag, det. Voigt, being processed by Gisela Schadewaldt. © Klaus Rassinger (Museum Wiesbaden) - CC BY-SA 4.0 - Wikimedia Commons
Foret de Cerisy - Lac de Remoray