This very rare and local species has not been seen in Belgium for a very long time. It is possible it has been overlooked due to the similarity with the very variable Nycteola revayana.
Kleine wilgenuil (NL), Eastern Nycteoline (EN), La Nyctéole du Saule (FR), Weiden-Wicklereulchen (DE)
First mention in Belgium
Dufay C. 1960.
Nycteola asiatica Krul. Espèce nouvelle pour la faune belge (Contribution à l’étude des Noctuidae “Quadrifinae” XIII). — Lambillionea
60:
7–9. On page 7.