| Date | Type | Reference | Taxon | Comment |
|---|---|---|---|---|
| 2021-12-04 | Species distribution update | Zamani et al., 2021b | Lathys spasskyi Andreeva & Tystshenko, 1969 - Bulgaria, Turkey, Georgia, Azerbaijan, Iran, Kazakhstan, Uzbekistan, Kyrgyzstan, Tajikistan | (previous value) |
| 2021-12-04 | New taxonomic reference entry | Zamani et al., 2021b | Dictyna ottoi Marusik & Koponen, 2017 - Caucasus (Russia, Georgia, Azerbaijan), Iran | |
| 2021-12-04 | Species distribution update | Zamani et al., 2021b | Dictyna ottoi Marusik & Koponen, 2017 - Caucasus (Russia, Georgia, Azerbaijan), Iran | (previous value) |
| 2021-12-04 | New taxonomic reference entry | Zamani et al., 2021b | Singa neta (O. Pickard-Cambridge, 1872) - Mediterranean, Iraq, Iran | |
| 2021-12-04 | Species distribution update | Zamani et al., 2021b | Singa neta (O. Pickard-Cambridge, 1872) - Mediterranean, Iraq, Iran | (previous value) |
| 2021-12-03 | Reference included | Sankaran, 2021b | ||
| 2021-12-03 | New taxonomic reference entry | Sankaran, 2021b | Coenoptychus pulcher Simon, 1885 - India, Sri Lanka | |
| 2021-12-03 | Species synonymy | Sankaran, 2021b | Coenoptychus pulcher Simon, 1885 - India, Sri Lanka | Coenoptychus quadrimaculatus synonymized with Coenoptychus pulcher |
| 2021-12-03 | Species updated | Sankaran, 2021b | Coenoptychus quadrimaculatus (Reimoser, 1934) - India | Status: Synonym (previous value) |
| 2021-12-03 | Species transferred to new genus | Sankaran, 2021b | Coenoptychus quadrimaculatus (Reimoser, 1934) - India | Species transferred from Castianeira to Coenoptychus |
| 2021-12-03 | New taxonomic reference entry | Sankaran, 2021b | Corinnomma severum (Thorell, 1877) - India to China, Philippines, Indonesia (Sumatra, Sulawesi) | |
| 2021-12-03 | New taxonomic reference entry | Sankaran, 2021b | Corinnomma comulatum Thorell, 1891 - India (Nicobar Is.) | |
| 2021-12-03 | New taxonomic reference entry | Sankaran, 2021b | Apochinomma nitidum (Thorell, 1895) - India, Myanmar, Thailand, Indonesia (Borneo, Sulawesi) | |
| 2021-12-03 | Species synonymy | Sankaran, 2021b | Apochinomma nitidum (Thorell, 1895) - India, Myanmar, Thailand, Indonesia (Borneo, Sulawesi) | Apochinomma rufofuscum synonymized with Apochinomma nitidum |
| 2021-12-03 | Species updated | Sankaran, 2021b | Apochinomma rufofuscum (Reimoser, 1934) - India | Status: Synonym (previous value) |
| 2021-12-03 | Species transferred to new genus | Sankaran, 2021b | Apochinomma rufofuscum (Reimoser, 1934) - India | Species transferred from Corinnomma to Apochinomma |
| 2021-12-03 | New taxonomic reference entry | Sankaran, 2021b | Apochinomma dolosum Simon, 1897 - India | |
| 2021-12-02 | Reference included | Rueda et al., 2021 | ||
| 2021-12-02 | New taxonomic reference entry | Rueda et al., 2021 | Latrodectus hurtadoi Rueda & Realpe, 2021 - Colombia | |
| 2021-12-02 | New taxonomic reference entry | Rueda et al., 2021 | Latrodectus garbae Rueda & Realpe, 2021 - Colombia | |
| 2021-12-02 | New species inserted | Rueda et al., 2021 | Latrodectus hurtadoi Rueda & Realpe, 2021 - Colombia | |
| 2021-12-02 | New species inserted | Rueda et al., 2021 | Latrodectus garbae Rueda & Realpe, 2021 - Colombia | |
| 2021-12-01 | Species distribution update | Parasteatoda tepidariorum (C. L. Koch, 1841) - Asia. Introduced to Canada, USA, South America, Europe, Turkey, Caucasus, Russia (Europe to Far East), South Africa, Seychelles, New Zealand, Hawaii | (previous value) | |
| 2021-11-30 | Nota bene edited | Theraphosidae Thorell, 1869 | (previous value) | |
| 2021-11-30 | Nota bene edited | Theraphosa Walckenaer, 1805 | (previous value) | |
| 2021-11-30 | Reference included | Breitling, 2021b | ||
| 2021-11-30 | Nota bene edited | Theraphosa Walckenaer, 1805 | (previous value) | |
| 2021-11-30 | Nota bene edited | Theraphosidae Thorell, 1869 | (previous value) | |
| 2021-11-30 | Reference included | Lee, Yoo & Kim, 2021b | ||
| 2021-11-30 | New taxonomic reference entry | Lee, Yoo & Kim, 2021b | Araniella robusta Lee, Yoo & Kim, 2021 - Korea | |
| 2021-11-30 | New species inserted | Lee, Yoo & Kim, 2021b | Araniella robusta Lee, Yoo & Kim, 2021 - Korea | |
| 2021-11-30 | New taxonomic reference entry | Lee, Yoo & Kim, 2021b | Mangora foliosa Zhu & Yin, 1998 - China, Korea | |
| 2021-11-30 | Species distribution update | Lee, Yoo & Kim, 2021b | Mangora foliosa Zhu & Yin, 1998 - China, Korea | (previous value) |
| 2021-11-27 | Reference included | Chatzaki, 2021 | ||
| 2021-11-27 | New taxonomic reference entry | Chatzaki, 2021 | Zelotes olympi (Kulczyński, 1903) - Kosovo, North Macedonia, Bulgaria, Greece, Turkey, Ukraine, Russia (Caucasus) | |
| 2021-11-27 | Species distribution update | Chatzaki, 2021 | Zelotes olympi (Kulczyński, 1903) - Kosovo, North Macedonia, Bulgaria, Greece, Turkey, Ukraine, Russia (Caucasus) | (previous value) |
| 2021-11-27 | New taxonomic reference entry | Chatzaki, 2021 | Zelotes histio Chatzaki, 2021 - Greece | |
| 2021-11-27 | New taxonomic reference entry | Chatzaki, 2021 | Phaeocedus vankeeri Chatzaki, 2019 - France (incl. Corsica), Greece (Rhodes, Symi) | |
| 2021-11-27 | New taxonomic reference entry | Chatzaki, 2021 | Phaeocedus similaris Chatzaki, 2021 - Greece | |
| 2021-11-27 | New species inserted | Chatzaki, 2021 | Zelotes histio Chatzaki, 2021 - Greece | |
| 2021-11-27 | New species inserted | Chatzaki, 2021 | Phaeocedus similaris Chatzaki, 2021 - Greece | |
| 2021-11-27 | New taxonomic reference entry | Chatzaki, 2021 | Haplodrassus caspius Ponomarev & Belosludtsev, 2008 - Greece, Russia (Europe, Caucasus), Azerbaijan, Iran, Kazakhstan | |
| 2021-11-27 | Species distribution update | Chatzaki, 2021 | Haplodrassus caspius Ponomarev & Belosludtsev, 2008 - Greece, Russia (Europe, Caucasus), Azerbaijan, Iran, Kazakhstan | (previous value) |
| 2021-11-27 | New taxonomic reference entry | Chatzaki, 2021 | Drassyllus dadianus Chatzaki, 2021 - Greece | |
| 2021-11-27 | New taxonomic reference entry | Chatzaki, 2021 | Drassyllus dadia Komnenov & Chatzaki, 2016 - Greece, Turkey, Iran | |
| 2021-11-27 | New taxonomic reference entry | Chatzaki, 2021 | Drassyllus covid Chatzaki, 2021 - Greece | |
| 2021-11-27 | New taxonomic reference entry | Chatzaki, 2021 | Drassyllus centrohellenicus Chatzaki, 2021 - Greece | |
| 2021-11-27 | New species inserted | Chatzaki, 2021 | Drassyllus dadianus Chatzaki, 2021 - Greece | |
| 2021-11-27 | New species inserted | Chatzaki, 2021 | Drassyllus covid Chatzaki, 2021 - Greece | |
| 2021-11-27 | New species inserted | Chatzaki, 2021 | Drassyllus centrohellenicus Chatzaki, 2021 - Greece |
Log values