25.2178, 43.133: 10 Treatments

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Eresus moravicus     Naumova, Maria & Deltshev, Christo, 2021, New Faunistic And Taxonomic Notes On The Haplogyne And Cribellate Spiders (Araneae: Dictynidae, Dysderidae, Eresidae, Filistatidae, Sicariidae) From Three Balkan Countries, Acta Zoologica Academiae Scientiarum Hungaricae 67 (1), pp. 63-76 : 65-67 65-67
Agrilus graminis     Jendek, Eduard & Nakládal, Oto, 2019, Taxonomic, distributional and biological study of the genus Agrilus (Coleoptera: Buprestidae). Part II, Zootaxa 4554 (2), pp. 401-459 : 421-422 421-422
Panorpa germanica subsp. rumelica     Dvořák, Libor, Georgiev, Dilian, ., P. P., P., P., W, ., P., P., P., . & ., 2017, New and interesting records of scorpion flies of the genus Panorpa Mecoptera: Panorpidae) from Bulgaria with a country checklist, Ecologica Montenegrina 15, pp. 22-25 : 22 22
Aptinus (Aptinus) bombarda     Teofilova, Teodora, 2021, New and unpublished data about the ground beetles (Coleoptera: Carabidae) of Bulgaria, ZooNotes 175, pp. 1-4 : 2 2
Habrocerus capillaricornis     Assing, Volker, 2008, A revision of the Habrocerinae of the world. IV. A new species of Habrocerus from China and additional records (Coleoptera: Staphylinidae), Beiträge Zur Entomologie = Contributions to Entomology 58 (1), pp. 135-144 : 136-137 136-137
Campanula nejceffii   stat. nov.  Marinov, Yulian & Stoyanov, Stoyan, 2017, Reappraisal of Campanula rotundifolia var. bulgarica Nejceff-a neglected taxon from Central Stara Planina Mountain, Bulgaria, Phytotaxa 329 (1), pp. 69-79 : 73-78 73-78
Phlegra cinereofasciata     Naumova, Maria, Blagoev, Gergin & Deltshev, Christo, 2021, Fifty spider species new to the Bulgarian fauna, with a review of some dubious species (Arachnida: Araneae), Zootaxa 4984 (1), pp. 228-257 : 248 248
Hoplopholcus forskali     Huber, Bernhard A., 2020, Revision of the spider genus Hoplopholcus Kulczyński (Araneae, Pholcidae), Zootaxa 4726 (1), pp. 1-94 : 44-54 44-54
Trichocera (Metatrichocera) unica   sp. nov.  Kolcsár, Levente-Péter, Petrašiūnas, Andrius, Török, Edina & Keresztes, Lujza, 2018, A new species of Trichocera Meigen with further records of Metatrichocera Dahl from Bulgaria, Romania, and Serbia (Diptera, Trichoceridae), Turkish Journal of Zoology 42 (2), pp. 172-178 : 173-175 173-175
Veliidae     Csabai, Zoltán, Soós, Nándor, Berchi, Gavril Marius, Cianferoni, Fabio, Boda, Pál & Móra, Arnold, 2017, Aquatic and semiaquatic Heteroptera (Nepomorpha and Gerromorpha) fauna of Greek holiday islands (Rhodes, Crete and Corfu) with first records of three species from Europe and Greece, Zootaxa 4231 (1), pp. 51-69 : 59-60 59-60