Proctotrupidae (Hymenoptera) of the Republic of Mordovia and Adjacent Regions

Data on the fauna of Proctotrupidae (Hymenoptera) in some regions (Voronezh, Ulyanovsk, Ryazan, and Penza provinces, the Republic of Mordovia) of the European part of Russia are presented. As a result of the research in 2020–2023, 16 species from seven genera of proctotrupids are recorded for the Republic of Mordovia and adjacent areas. Of these, Exallonyx pallidistigma Morley, 1922 is recorded for the first time from Russia, and E. angulatus Townes, 1981, from the European part of Russia.