On The Fauna Of Mycetobiontic Rove Beetles (Coleoptera: Staphylinidae) Of North-Eastern Ukraine Author Glotov, Sergii V. Corresponding author: Sergii V. Glotov. State Museum of Natural History, National Academy of Sciences of Ukraine, 18 Teatralna Str. Lviv, 79008; State Institution National Antarctic Scientific Center, Ministry of Education and Science of Ukraine, 16 Taras Shevchenko Blvd., Kyiv, 01601, Ukraine, E-mail: sergijglotov @ gmail. com Author Drogvalenko, Oleksandr M. text Acta Biologica Universitatis Daugavpiliensis 2022 22 2 135 155 journal article 293975 10.5281/zenodo.10980166 f9e00561-278c-484c-b2d2-0e56f01ae405 1407-8953 10980166 Lordithon thoracicus thoracicus (Fabricius, 1777) Material. Kharkiv region : environs of Haidary , highland oak forest, on old and rotten carpophores of Agaricus silvaticus , 23. VI .1992 , 2 spec. ; ditto, dry ravine forest, on carpophores of Trametes gibbosa , 8.VIII.1992 , 1 spec. ; ditto, highland oak forest, on old carpophores of Megacollybia platyphylla , 10.VIII.1992 , 2 spec. ; ditto, moist ravine forest, on carpophores of Fomes fomentarius , 16.VIII.1992 , 1 spec. (Supplement, Tab. 1 ). Bionomics. Active predator and obligate mycetobiont that occurs in young, old and rotten carpophores of fungi. Distribution. Palaearctic Region ( Schülke & Smetana 2015 ).