24.8851, 43.2339: 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
Bryaxis femoratus     Bekchiev, Rostislav, Kostova, Rumyana, Langourov, Mario & Simov, Nikolay, 2025, The subfamily Pselaphinae (Coleoptera: Staphylinidae) of North Bulgaria. I, Zootaxa 5647 (3), pp. 289-300 : 294 294
Trimium lichtneckerti     Bekchiev, Rostislav, Kostova, Rumyana, Langourov, Mario & Simov, Nikolay, 2025, The subfamily Pselaphinae (Coleoptera: Staphylinidae) of North Bulgaria. I, Zootaxa 5647 (3), pp. 289-300 : 291 291
Bythinus hopffgarteni     Bekchiev, Rostislav, Kostova, Rumyana, Langourov, Mario & Simov, Nikolay, 2025, The subfamily Pselaphinae (Coleoptera: Staphylinidae) of North Bulgaria. I, Zootaxa 5647 (3), pp. 289-300 : 295 295
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
Bythinus leonhardinus     Bekchiev, Rostislav, Kostova, Rumyana, Langourov, Mario & Simov, Nikolay, 2025, The subfamily Pselaphinae (Coleoptera: Staphylinidae) of North Bulgaria. I, Zootaxa 5647 (3), pp. 289-300 : 295 295
Brachygluta sinuata     Bekchiev, Rostislav, Kostova, Rumyana, Langourov, Mario & Simov, Nikolay, 2025, The subfamily Pselaphinae (Coleoptera: Staphylinidae) of North Bulgaria. I, Zootaxa 5647 (3), pp. 289-300 : 292 292
Trimium puncticeps     Bekchiev, Rostislav, Kostova, Rumyana, Langourov, Mario & Simov, Nikolay, 2025, The subfamily Pselaphinae (Coleoptera: Staphylinidae) of North Bulgaria. I, Zootaxa 5647 (3), pp. 289-300 : 291 291
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
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