| 2021-06-10 | Species distribution update | Xysticus thessalicus Simon, 1916 | Croatia, Albania, Bulgaria, Greece, Turkey, Israel | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Xysticus pseudolanio Wunderlich, 1995 | Bulgaria, Turkey, Georgia | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Xysticus pseudolanio Wunderlich, 1995 | Bulgaria, Turkey, Georgia | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Xysticus kaznakovi Utochkin, 1968 | North Macedonia, Bulgaria, Greece, Turkey, Caucasus (Russia, Azerbaijan), Iran, Turkmenistan, Tajikistan | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Xysticus kaznakovi Utochkin, 1968 | North Macedonia, Bulgaria, Greece, Turkey, Caucasus (Russia, Azerbaijan), Iran, Turkmenistan, Tajikistan | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Monaeses israeliensis Levy, 1973 | Bulgaria, Greece, Turkey, Ukraine, Caucasus, Lebanon, Israel, Iran, Kazakhstan, Central Asia, India, China | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Monaeses israeliensis Levy, 1973 | Bulgaria, Greece, Turkey, Ukraine, Caucasus, Lebanon, Israel, Iran, Kazakhstan, Central Asia, India, China | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Heriaeus zhalosni Komnenov, 2017 | North Macedonia, Bulgaria, Greece | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Heriaeus zhalosni Komnenov, 2017 | North Macedonia, Bulgaria, Greece | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Phlegra cinereofasciata (Simon, 1868) | Portugal to Central Asia, China | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Pellenes allegrii Caporiacco, 1935 | Bulgaria, Ukraine, Russia (Europe), Kazakhstan, Central Asia, India | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Pellenes allegrii Caporiacco, 1935 | Bulgaria, Ukraine, Russia (Europe), Kazakhstan, Central Asia, India | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Leptorchestes sikorskii Prószyński, 2000 | Bulgaria, Turkey, Lebanon, Israel | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Leptorchestes sikorskii Prószyński, 2000 | Bulgaria, Turkey, Lebanon, Israel | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Afraflacilla epiblemoides (Chyzer, 1891) | Central, Eastern Europe, Turkey, Armenia | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Pulchellodromus pulchellus (Lucas, 1846) | Mediterranean | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Oxyopes globifer Simon, 1876 | Mediterranean to Central Asia, Iraq, Iran | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Oxyopes nigripalpis Kulczyński, 1891 | Mediterranean | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Pelecopsis loksai Szinetár & Samu, 2003 | Slovakia, Hungary, Serbia, North Macedonia, Bulgaria | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Minicia marginella (Wider, 1834) | Europe, Turkey, Caucasus, Russia (Europe to Far East) | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Linyphia tenuipalpis Simon, 1884 | Algeria, Europe, Turkey, Caucasus, Russia (Europe to South Siberia) | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Hypomma fulvum (Bösenberg, 1902) | Europe | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Erigonella subelevata (L. Koch, 1869) | Alps (France, Switzerland, Italy, Germany, Austria, Slovenia), North Carpathians (Poland, Slovakia), Bulgaria | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Iberina difficilis (Harm, 1966) | France, Italy, Central Europe, Romania, Bulgaria | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Iberina difficilis (Harm, 1966) | France, Italy, Central Europe, Romania, Bulgaria | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Sernokorba tescorum (Simon, 1914) | Spain, France, Bulgaria | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Sernokorba tescorum (Simon, 1914) | Spain, France, Bulgaria | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Scotophaeus peninsularis Roewer, 1928 | Bulgaria, Greece (incl. Crete), Cyprus, Israel | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Leptopilos memorialis (Spassky, 1940) | Bulgaria, Greece, Ukraine, Russia (Europe to Central Asia), Kazakhstan, Pakistan, Mongolia | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Leptopilos memorialis (Spassky, 1940) | Bulgaria, Greece, Ukraine, Russia (Europe to Central Asia), Kazakhstan, Pakistan, Mongolia | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Leptodrassus albidus Simon, 1914 | Azores, Canary Is., Spain to Greece, Turkey, Israel | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Haplodrassus orientalis (L. Koch, 1866) | Bulgaria, Greece, Turkey, Ukraine, Russia (Europe), Georgia, Kazakhstan | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Haplodrassus orientalis (L. Koch, 1866) | Bulgaria, Greece, Turkey, Ukraine, Russia (Europe), Georgia, Kazakhstan | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Gnaphosa rufula (L. Koch, 1866) | Slovakia, Hungary, Bulgaria, Ukraine, Russia (Europe), Kazakhstan | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Gnaphosa rufula (L. Koch, 1866) | Slovakia, Hungary, Bulgaria, Ukraine, Russia (Europe), Kazakhstan | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Cryptodrassus hungaricus (Balogh, 1935) | France to Greece and Russia (Europe, Caucasus) | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Civizelotes pygmaeus (Miller, 1943) | Europe to Kazakhstan | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Callilepis cretica (Roewer, 1928) | Kosovo, North Macedonia, Bulgaria, Greece, Turkey, Azerbaijan | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species distribution update | Callilepis concolor Simon, 1914 | Portugal, Spain, France | (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Cyclosa sierrae Simon, 1870 | Southern Europe, Hungary, Ukraine, Turkey, Caucasus, Iran | | Dimitrov, 1999 |
| 2021-06-10 | Taxonomic reference added from other taxon | Cyclosa sierrae Simon, 1870 | Southern Europe, Hungary, Ukraine, Turkey, Caucasus, Iran | (Old value) | |
| 2021-06-10 | Taxonomic reference assigned to new taxon | Cyclosa conica (Pallas, 1772) | North America, Europe, Turkey, Caucasus, Russia (Europe to Far East), Iran, Central Asia, China. Introduced to South Africa | Taxonomic reference entry assigned to Cyclosa sierrae Simon, 1870 | |
| 2021-06-10 | New taxonomic reference entry | Cyclosa sierrae Simon, 1870 | Southern Europe, Hungary, Ukraine, Turkey, Caucasus, Iran | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species synonymy | Cyclosa sierrae Simon, 1870 | Southern Europe, Hungary, Ukraine, Turkey, Caucasus, Iran | Cyclosa strandjae synonymized with Cyclosa sierrae | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Species updated | Cyclosa strandjae Drensky, 1915 | Bulgaria | Status: Synonym (Old value) | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | Reference included | | | Jäger, 2021b |
| 2021-06-10 | New taxonomic reference entry | Deelemanikara christae Jäger, 2021 | Madagascar | | Jäger, 2021b |
| 2021-06-10 | New taxonomic reference entry | Martensikara jocheni Jäger, 2021 | Madagascar | | Jäger, 2021b |
| 2021-06-10 | New species inserted | Deelemanikara christae Jäger, 2021 | Madagascar | | Jäger, 2021b |
| 2021-06-10 | New genus inserted | Deelemanikara Jäger, 2021 | | Jäger, 2021b |