Descriptions of Three New Species of the Genus Gyrophaena Mannerheim (Coleoptera: Staphylinidae: Aleocharinae) from Korea

Three new species of the genus Gyrophaena Mannerheim are described from Korea: Gyrophaena ashei new species (type locality – Mt. Odaesan, Pyeongchang-gun, Gangwon Prov., Korea), G. naejangsanensis new species (type locality – Mt. Naejangsan, Jeongeup-city, Jeonbuk Prov., Korea), and G. tubula new species (type locality – Mt. Gaebangsan, Hongcheon-gun, Gangwon Prov., Korea). The types and paratypes of the new species are designated. Similarities and differences among Korean Gyrophaena species are discussed. The habitus is illustrated, with line drawings of diagnostic characters.