Taxonomic review of the genus Nycteola Hübner (Lepidoptera, Nolidae) from Korea including potential invasive pests

BACKGROUND: The genus Nycteola Hübner has been mainly distributed in the Old World and usually feeds on Fagaceae and Salicaceae, but Myrtaceae and Juglandaceae have also been reported. In Korea, the number of this genus has been changed from four to three after 2007, but three or four species are listed confusingly up to now. NEW INFORMATION: The Japanese endemic species Nycteoladufayi Sugi, 1982 are firstly reported for the Continents with its brief biology. Additionally, Korean fauna of nycteolid species are reviewed.