23.1755, 41.62: 10 Treatments

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Myrmecophilus balcanicus     Iorgu, Ionuț Ştefan, Iorgu, Elena Iulia, Stalling, Thomas, Puskás, Gellért, Chobanov, Dragan, Szövényi, Gergely, Moscaliuc, Liviu Aurel, Motoc, Rozalia, Tăuşan, Ioan & Fusu, Lucian, 2023, Ant crickets and their secrets: Myrmecophilus acerŋorum is not always parthenogenetic (Insecta: Orthoptera: Myrmecophilidae), Zoological Journal of the Linnean Society 197 (1), pp. 211-228 : 216 216
Trox niger     Petrova, Yana, Gradinarov, Denis & Sivilov, Ognyan, 2019, New records of Trox Fabricius, 1775 species (Scarabaeoidea: Trogidae) from Bulgaria, ZooNotes 2019 (151), pp. 1-4 : 1-2 1-2
Pritha vestita     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 : 67-68 67-68
Trox scaber     Petrova, Yana, Gradinarov, Denis & Sivilov, Ognyan, 2019, New records of Trox Fabricius, 1775 species (Scarabaeoidea: Trogidae) from Bulgaria, ZooNotes 2019 (151), pp. 1-4 : 2-4 2-4
Monaeses israeliensis     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 : 249 249
Trichoncus vasconicus     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 : 242 242
Cerceris sabulosa     Dollfuss, Hermann, 2021, The Sphecid Wasps of the genus Cerceris LATREILLE, 1802 of the Jiři Halada collection (Suchdol nad Lužnicí, Czech Republic), from the Palearctic Region (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 53 (2), pp. 577-630 : 617-619 617-619
Diptera     Kurina, Olavi & Chandler, Peter, 2018, New European records of Ditomyiamacroptera Winnertz (Diptera: Ditomyiidae) with notes on its distribution, Biodiversity Data Journal 6, pp. 24857-24857 : 24857 24857
Diptera     Kurina, Olavi & Chandler, Peter, 2018, New European records of Ditomyiamacroptera Winnertz (Diptera: Ditomyiidae) with notes on its distribution, Biodiversity Data Journal 6, pp. 24857-24857 : 24857 24857
Strongylognathus testaceus     Lapeva-Gjonova, Albena & Radchenko, Alexander G., 2021, Ant genus Strongylognathus (Hymenoptera, Formicidae) in Bulgaria: a preliminary review, Biodiversity Data Journal 9, pp. 65742-65742 : 65742 65742