25.2158, 41.3475: 10 Treatments

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Titanoeca deltshevi   sp. nov.  Naumova, Maria, 2019, Description of Titanoeca deltshevi sp. n. from Bulgaria with faunistic notes on related species in the Balkans (Araneae, Titanoecidae), Zootaxa 4688 (3), pp. 420-430 : 421-424 421-424
Strongylognathus karawajewi     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
Trechus cardioderus subsp. irenis     Kostova, Rumyana & Bekchiev, Rostislav, 2023, Trechus (s. str.) “ subnotatus ” species group (Coleoptera: Carabidae) in Bulgaria, Zootaxa 5264 (4), pp. 505-525 : 511 511
Oncopygius distans     Beschovski, Venelin, 2012, Two genera of Long-legged Flies (Diptera: Dolichopodidae) new for the fauna of Bulgaria, ZooNotes 29, pp. 1-2 : 1 1
Trachusa integra     Kasparek, Max, 2020, Revision of the Palaearctic Trachusa interrupta species complex (Apoidea: Anthidiini) with description of four new species, Zootaxa 4728 (1), pp. 1-48 : 22-26 22-26
Cerceris stratiotes     Dollfuss, Hermann, 2018, The Sphecid Wasps of the genus Cerceris LATREILLE, 1802 of the " Biologiezentrum Linz " - Collection in Linz, Austria, from the Palearctic Region (part I). (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 50 (2), pp. 1125-1170 : 1166-1167 1166-1167
Holocnemus pluchei     Huber, Bernhard A., 2022, Revisions of Holocnemus and Crossopriza: the spotted-leg clade of Smeringopinae (Araneae, Pholcidae), European Journal of Taxonomy 795 (1), pp. 1-241 : 9-29 9-29
Agrilus sericans     Jendek, Eduard & Nakládal, Oto, 2021, Taxonomic, distributional and biological study of the genus Agrilus (Coleoptera Buprestidae). Part III, Zootaxa 4963 (1), pp. 58-90 : 81 81
Pyramica baudueri     Bezděčka, P. & Bezděčková, K., 2009, First record of Pyramica baudueri (EMERY, 1875) (Hymenoptera: Formicidae) from Bulgaria., Myrmecologische Nachrichten 13, pp. 1-2 : 1-2 1-2
Titanoeca flavicoma     Naumova, Maria, 2019, Description of Titanoeca deltshevi sp. n. from Bulgaria with faunistic notes on related species in the Balkans (Araneae, Titanoecidae), Zootaxa 4688 (3), pp. 420-430 : 424 424