22.9403, 43.4123: 10 Treatments

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Bythinus tridentus   sp. nov.  Bekchiev, Rostislav, Kostova, Rumyana, Langourov, Mario & Simov, Nikolay, 2025, The subfamily Pselaphinae (Coleoptera: Staphylinidae) of North Bulgaria. I, Zootaxa 5647 (3), pp. 289-300 : 296-298 296-298
Trissemus atennatus subsp. serricornis     Bekchiev, Rostislav, Kostova, Rumyana, Langourov, Mario & Simov, Nikolay, 2025, The subfamily Pselaphinae (Coleoptera: Staphylinidae) of North Bulgaria. I, Zootaxa 5647 (3), pp. 289-300 : 293 293
Agrilus sinuatus subsp. sinuatus     Jendek, Eduard & Nakládal, Oto, 2021, Taxonomic, distributional and biological study of the genus Agrilus (Coleoptera Buprestidae). Part III, Zootaxa 4963 (1), pp. 58-90 : 82 82
Agrilus macroderus     Jendek, Eduard & Nakládal, Oto, 2019, Taxonomic, distributional and biological study of the genus Agrilus (Coleoptera: Buprestidae). Part II, Zootaxa 4554 (2), pp. 401-459 : 428 428
Agrilus olivicolor     Jendek, Eduard & Nakládal, Oto, 2021, Taxonomic, distributional and biological study of the genus Agrilus (Coleoptera Buprestidae). Part III, Zootaxa 4963 (1), pp. 58-90 : 76 76
Tychus rufus     Bekchiev, Rostislav, Kostova, Rumyana, Langourov, Mario & Simov, Nikolay, 2025, The subfamily Pselaphinae (Coleoptera: Staphylinidae) of North Bulgaria. I, Zootaxa 5647 (3), pp. 289-300 : 295-296 295-296
Pheggomisetes serbicus     Čeplík, Dávid, 2023, Supplementary data and taxonomic changes in the subterranean beetles of the Balkan Peninsula from July 1 2016 to September 30 2023, Zootaxa 5383 (4), pp. 401-440 : 405 405
Philorhizus notatus     Teofilova, Teodora, 2021, New and unpublished data about Bulgarian ground beetles of the tribe Lebiini (Coleoptera: Carabidae), ZooNotes 2021 (174), pp. 1-4 : 3 3
Eotetranychus aceri     Marić, Ivana, Marčić, Dejan, Petanović, Radmila & Auger, Philippe, 2018, Biodiversity of spider mites (Acari: Tetranychidae) in Serbia: a review, new records and key to all known species, Acarologia 58 (1), pp. 3-14 : 9-10 9-10
Bolitobius castaneus subsp. boreomontanicus   subsp. nov.  Schülke, M., 2010, Zur Verbreitung und subspezifischen Gliederung von Bolitobius castaneus (STEPHENS 1832) (Coleoptera, Staphylinidae, Tachyporinae), Linzer biologische Beiträge 42 (2), pp. 1461-1480 : 1469-1474 1469-1474