The genus Platyptilia Hübner is the largest group of the tribe Platyptiliini (Lepidoptera, Pterophoridae) distributed in the Afrotropical and Palaearctic regions and rarely from the Pacific and Nearctic region, with 107 species (Gielis 2003) known from all over the world. From the Palaearctic region, 25 species have been described: 6 from Japan, 3 from China, and 11 from Russia, and two species, Platyptilia suigensis Matsumura and P. farfarellus Zeller from Korea. Recently, we recognized 5 species, including a new species and two species new to korea: Platyptilia ignifera Meyrick and P. nemoralis Zeller.