Chalcid wasps of the family pteromalidae (hymenoptera,chalcidoidea) of the Kuril Islands

A list of Pteromalidae wasps of the Kuril Islands includes 84 species belonging to 47 genera of 6 subfamilies. Four genera Seladerma Walker (Miscogasterinae), Caenacis Foerster, Isocyrtus Walker, and Synedrus Graham (Pteromalinae)] and 36 species are recorded for the first time for the Russian fauna; 8 species are new to the Russian Far East. Seladerma leleji sp. n. and Synedrus kasparyani sp. n. are described. The males of Semiotellus takadai Kamijo and Isocyrtus reticulatus Xiao et Huang are described for the first time.