title: A taxonomic revision of Tyrini of the Oriental region. V. Revision of the genus Lasinus Sharp, 1874 (Coleoptera, Staphylinidae, Pselaphinae).
abstract: The genus Lasinus Sharp, 1874 of the Pselaphodes complex of genera (Pselaphitae: Tyrini: Tyrina) is revised. The three so far known species, Lasinus mandarinus Raffray, 1890, Lasinus monticola Sawada, 1961 and Lasinus spinosus Sharp, 1874 are redescribed. Eight new species, Lasinus sinicus sp. n. from China, Lasinus mikado sp. n., Lasinus yamamotoi sp. n., Lasinus inexpectatus sp. n., Lasinus yakushimanus sp. n., Lasinus amamianus sp. n., Lasinus saoriae sp. n., and Lasinus okinawanus sp. n. from Japan, are described. And all species are illustrated. Lectotypes are designated for Lasinus mandarinus and Lasinus spinosus. An identification key to species of the genus Lasinus is provided.
authors.affiliation: National Museum of Natural History, 1 Tsar Osvoboditel Blvd, 1000 Sofia, Bulgaria.
authors.forename: Rostislav
authors.initials: R
authors.lastname: Bekchiev
authors.forename: Peter
authors.initials: P
authors.lastname: Hlaváč
authors.forename: Shûhei
authors.initials: S
authors.lastname: Nomura
keywords: China; Japan; Russia - Kuril Islands; Tyrini; Vietnam; new species; revision; taxonomy