| 2021-06-22 | Reference included | | | Suarez-Martinez & Bedoya-Róqueme, 2021 |
| 2021-06-22 | Species distribution update | Helvetia albovittata Simon, 1901 | Colombia, Curaçao, Brazil, Paraguay, Argentina. Introduced to Galapagos Is. | (Old value) | Suarez-Martinez & Bedoya-Róqueme, 2021 |
| 2021-06-22 | New taxonomic reference entry | Xanthofreya albosignata (F. O. Pickard-Cambridge, 1901) | Guatemala, Panama, Colombia, Brazil | | Suarez-Martinez & Bedoya-Róqueme, 2021 |
| 2021-06-22 | Species distribution update | Xanthofreya albosignata (F. O. Pickard-Cambridge, 1901) | Guatemala, Panama, Colombia, Brazil | (Old value) | Suarez-Martinez & Bedoya-Róqueme, 2021 |
| 2021-06-22 | Species distribution update | Tanybelus aeneiceps Simon, 1902 | Colombia, Venezuela, Brazil | (Old value) | Suarez-Martinez & Bedoya-Róqueme, 2021 |
| 2021-06-22 | New taxonomic reference entry | Pachomius dybowskii (Taczanowski, 1871) | Mexico, Guatemala, Panama, Grenada, Colombia, Venezuela, Trinidad and Tobago, Guyana, French Guiana, Ecuador, Brazil | | Suarez-Martinez & Bedoya-Róqueme, 2021 |
| 2021-06-22 | Species distribution update | Lurio solennis (C. L. Koch, 1846) | Colombia, Venezuela, Trinidad and Tobago, Guyana, French Guiana, Ecuador, Brazil | (Old value) | Suarez-Martinez & Bedoya-Róqueme, 2021 |
| 2021-06-22 | New taxonomic reference entry | Eustiromastix spinipes (Taczanowski, 1871) | Colombia, Venezuela, Trinidad and Tobago, Guyana, French Guiana, Peru, Brazil | | Suarez-Martinez & Bedoya-Róqueme, 2021 |
| 2021-06-22 | Species distribution update | Eustiromastix spinipes (Taczanowski, 1871) | Colombia, Venezuela, Trinidad and Tobago, Guyana, French Guiana, Peru, Brazil | (Old value) | Suarez-Martinez & Bedoya-Róqueme, 2021 |
| 2021-06-21 | Reference included | | | Lee & Kim, 2021 |
| 2021-06-21 | New taxonomic reference entry | Yunohamella serpatusa (Guan & Zhu, 1993) | Russia (Urals to Far East), China, Korea | | Lee & Kim, 2021 |
| 2021-06-21 | New taxonomic reference entry | Yunohamella lyrica (Walckenaer, 1841) | North America, Korea, Japan | | Lee & Kim, 2021 |
| 2021-06-21 | New taxonomic reference entry | Yunohamella varietas Lee & Kim, 2021 | Korea | | Lee & Kim, 2021 |
| 2021-06-21 | New species inserted | Yunohamella varietas Lee & Kim, 2021 | Korea | | Lee & Kim, 2021 |
| 2021-06-20 | Species distribution update | Pellenes seriatus (Thorell, 1875) | France, Kosovo, North Macedonia, Bulgaria, Greece, Romania, Ukraine, Turkey, Caucasus, Russia (Europe to Middle Siberia), Kazakhstan, Iran, Central Asia | (Old value) | |
| 2021-06-19 | Species distribution update | Callilepis cretica (Roewer, 1928) | Kosovo, North Macedonia, Bulgaria, Greece, Turkey, Azerbaijan | (Old value) | |
| 2021-06-19 | Species distribution update | Harpactea nausicaae Brignoli, 1976 | Albania, Kosovo, North Macedonia, Greece | (Old value) | |
| 2021-06-19 | Species distribution update | Dysderocrates storkani (Kratochvíl, 1935) | Croatia, Serbia, Montenegro, Albania, Kosovo, North Macedonia | (Old value) | |
| 2021-06-19 | Species distribution update | Amaurobius phaeacus Thaler & Knoflach, 1998 | Albania, Kosovo, North Macedonia, Greece | (Old value) | |
| 2021-06-19 | Species distribution update | Inermocoelotes kulczynskii (Drensky, 1915) | Kosovo, North Macedonia, Bulgaria | (Old value) | |
| 2021-06-19 | Reference included | | | Geci & Naumova, 2021 |
| 2021-06-19 | New taxonomic reference entry | Neoscona adianta (Walckenaer, 1802) | Europe, North Africa to Central Asia, Russia (Europe to Far East), China, Korea, Japan | | Geci & Naumova, 2021 |
| 2021-06-19 | New taxonomic reference entry | Neoscona byzanthina (Pavesi, 1876) | Spain, France, Italy, Romania, Balkans, Greece, Turkey, Russia (Caucasus), Iran | | Geci & Naumova, 2021 |
| 2021-06-19 | Species distribution update | Neoscona byzanthina (Pavesi, 1876) | Spain, France, Italy, Romania, Balkans, Greece, Turkey, Russia (Caucasus), Iran | (Old value) | Geci & Naumova, 2021 |
| 2021-06-16 | New taxonomic reference entry | Spermophora senoculata (Dugès, 1836) | Middle East. Introduced to USA, Jamaica, southern Europe, China, Korea, Japan | | Yin et al., 2012 |
| 2021-06-16 | Species synonymy | Spermophora senoculata (Dugès, 1836) | Middle East. Introduced to USA, Jamaica, southern Europe, China, Korea, Japan | Spermophora domestica synonymized with Spermophora senoculata | Yin et al., 2012 |
| 2021-06-16 | Species updated | Spermophora domestica Yin & Wang, 1981 | China | Status: Synonym (Old value) | Yin et al., 2012 |
| 2021-06-15 | Reference included | | | Ghirotto, Guadanucci & Indicatti, 2021 |
| 2021-06-15 | New taxonomic reference entry | Stenoterommata egric Ghirotto & Indicatti, 2021 | Brazil | | Ghirotto, Guadanucci & Indicatti, 2021 |
| 2021-06-15 | New taxonomic reference entry | Stenoterommata chavarii Ghirotto & Indicatti, 2021 | Brazil | | Ghirotto, Guadanucci & Indicatti, 2021 |
| 2021-06-15 | New species inserted | Stenoterommata egric Ghirotto & Indicatti, 2021 | Brazil | | Ghirotto, Guadanucci & Indicatti, 2021 |
| 2021-06-15 | New species inserted | Stenoterommata chavarii Ghirotto & Indicatti, 2021 | Brazil | | Ghirotto, Guadanucci & Indicatti, 2021 |
| 2021-06-15 | New taxonomic reference entry | Stenoterommata bodoquena Ghirotto & Indicatti, 2021 | Brazil | | Ghirotto, Guadanucci & Indicatti, 2021 |
| 2021-06-15 | New taxonomic reference entry | Stenoterommata neodiplornata Ghirotto & Indicatti, 2021 | Brazil | | Ghirotto, Guadanucci & Indicatti, 2021 |
| 2021-06-15 | New species inserted | Stenoterommata bodoquena Ghirotto & Indicatti, 2021 | Brazil | | Ghirotto, Guadanucci & Indicatti, 2021 |
| 2021-06-15 | New species inserted | Stenoterommata neodiplornata Ghirotto & Indicatti, 2021 | Brazil | | Ghirotto, Guadanucci & Indicatti, 2021 |
| 2021-06-15 | Reference included | | | Huber, Pavlek & Komnenov, 2021 |
| 2021-06-15 | New taxonomic reference entry | Stygopholcus photophilus Senglet, 1971 | Albania, Greece (incl. Crete) | | Huber, Pavlek & Komnenov, 2021 |
| 2021-06-15 | Species distribution update | Stygopholcus photophilus Senglet, 1971 | Albania, Greece (incl. Crete) | (Old value) | Huber, Pavlek & Komnenov, 2021 |
| 2021-06-15 | New taxonomic reference entry | Stygopholcus montenegrinus Kratochvíl, 1940 | Montenegro, Albania | | Huber, Pavlek & Komnenov, 2021 |
| 2021-06-15 | Species distribution update | Stygopholcus montenegrinus Kratochvíl, 1940 | Montenegro, Albania | (Old value) | Huber, Pavlek & Komnenov, 2021 |
| 2021-06-15 | Species updated | Stygopholcus montenegrinus Kratochvíl, 1940 | Montenegro, Albania | New status (Old value) | Huber, Pavlek & Komnenov, 2021 |
| 2021-06-15 | New taxonomic reference entry | Stygopholcus skotophilus Kratochvíl, 1940 | Croatia, Bosnia and Herzegovina, Montenegro | | Huber, Pavlek & Komnenov, 2021 |
| 2021-06-15 | Species distribution update | Stygopholcus skotophilus Kratochvíl, 1940 | Croatia, Bosnia and Herzegovina, Montenegro | (Old value) | Huber, Pavlek & Komnenov, 2021 |
| 2021-06-15 | New taxonomic reference entry | Stygopholcus absoloni (Kulczyński, 1914) | Croatia, Bosnia and Herzegovina | | Huber, Pavlek & Komnenov, 2021 |
| 2021-06-13 | Reference included | | | Coşar, 2021c |
| 2021-06-13 | New taxonomic reference entry | Palaestina dentifera O. Pickard-Cambridge, 1872 | Turkey, Israel | | Coşar, 2021c |
| 2021-06-13 | Species distribution update | Palaestina dentifera O. Pickard-Cambridge, 1872 | Turkey, Israel | (Old value) | Coşar, 2021c |
| 2021-06-10 | Reference included | | | Naumova, Blagoev & Deltshev, 2021 |
| 2021-06-10 | New taxonomic reference entry | Xysticus thessalicus Simon, 1916 | Croatia, Albania, Bulgaria, Greece, Turkey, Israel | | Naumova, Blagoev & Deltshev, 2021 |