| 2021-11-12 | New taxonomic reference entry | Bavia sexpunctata (Doleschall, 1859) | Malaysia, Indonesia (Sumatra), Vietnam, Japan (Ryukyu Is.) to Australia | | Tam, 2021 |
| 2021-11-12 | Species distribution update | Bavia sexpunctata (Doleschall, 1859) | Malaysia, Indonesia (Sumatra), Vietnam, Japan (Ryukyu Is.) to Australia | (Old value) | Tam, 2021 |
| 2021-11-12 | Reference included | | | Whitington & Harris, 2021 |
| 2021-11-12 | New taxonomic reference entry | Hadronyche nadgee Whitington & Harris, 2021 | Australia (New South Wales) | | Whitington & Harris, 2021 |
| 2021-11-12 | New species inserted | Hadronyche nadgee Whitington & Harris, 2021 | Australia (New South Wales) | | Whitington & Harris, 2021 |
| 2021-11-12 | Reference included | | | Marusik & Zonstein, 2021 |
| 2021-11-12 | New taxonomic reference entry | Raveniola vonwicki Zonstein, 2000 | Iran | | Marusik & Zonstein, 2021 |
| 2021-11-12 | New taxonomic reference entry | Raveniola niedermeyeri (Brignoli, 1972) | Iran | | Marusik & Zonstein, 2021 |
| 2021-11-12 | New taxonomic reference entry | Raveniola zaitzevi (Charitonov, 1948) | Georgia, Azerbaijan | | Marusik & Zonstein, 2021 |
| 2021-11-12 | New taxonomic reference entry | Raveniola ambardzumyani Marusik & Zonstein, 2021 | Armenia | | Marusik & Zonstein, 2021 |
| 2021-11-12 | New species inserted | Raveniola ambardzumyani Marusik & Zonstein, 2021 | Armenia | | Marusik & Zonstein, 2021 |
| 2021-11-12 | Reference included | | | Lecigne, 2021b |
| 2021-11-12 | New taxonomic reference entry | Tetragnatha reimoseri (Roșca, 1939) | France to Poland and Bulgaria, Georgia | | Lecigne, 2021b |
| 2021-11-12 | New taxonomic reference entry | Satilatlas britteni (Jackson, 1913) | Western, Central and Northern Europe | | Lecigne, 2021b |
| 2021-11-12 | New taxonomic reference entry | Larinia jeskovi Marusik, 1987 | France to Japan | | Lecigne, 2021b |
| 2021-11-12 | Species distribution update | Larinia jeskovi Marusik, 1987 | France to Japan | (Old value) | Lecigne, 2021b |
| 2021-11-12 | New taxonomic reference entry | Attulus caricis (Westring, 1861) | Europe, Turkey, Caucasus, Russia (Europe to Far East), Kazakhstan, Mongolia | | Lecigne, 2021b |
| 2021-11-12 | Reference included | | | Prokopenko, 2021 |
| 2021-11-12 | New taxonomic reference entry | Oecobius rhodiensis Kritscher, 1966 | Greece, Ukraine, Turkey | | Prokopenko, 2021 |
| 2021-11-12 | Species distribution update | Oecobius rhodiensis Kritscher, 1966 | Greece, Ukraine, Turkey | (Old value) | Prokopenko, 2021 |
| 2021-11-12 | Reference included | | | Eichhoff, Dippenaar-Schoeman & Luyt, 2021 |
| 2021-11-12 | New taxonomic reference entry | Andoharano ansieae Zonstein & Marusik, 2015 | Namibia, Botswana, South Africa | | Eichhoff, Dippenaar-Schoeman & Luyt, 2021 |
| 2021-11-12 | Reference included | | | Dippenaar-Schoeman et al., 2021a |
| 2021-11-12 | New taxonomic reference entry | Eriovixia excelsa (Simon, 1889) | Pakistan, India, Thailand, China, Taiwan, Philippines, Indonesia. Introduced to South Africa, Eswatini | | Dippenaar-Schoeman et al., 2021a |
| 2021-11-12 | Species distribution update | Eriovixia excelsa (Simon, 1889) | Pakistan, India, Thailand, China, Taiwan, Philippines, Indonesia. Introduced to South Africa, Eswatini | (Old value) | Dippenaar-Schoeman et al., 2021a |
| 2021-11-12 | Reference included | | | Wiese & Dippenaar-Schoeman, 2021 |
| 2021-11-12 | New taxonomic reference entry | Walrencea globosa Blandin, 1979 | South Africa | | Wiese & Dippenaar-Schoeman, 2021 |
| 2021-11-12 | Reference included | | | Dippenaar-Schoeman, Lotz & Bird, 2021 |
| 2021-11-12 | New taxonomic reference entry | Cheiracanthium furculatum Karsch, 1879 | Cape Verde, Africa, Madagascar, Comoros | | Dippenaar-Schoeman, Lotz & Bird, 2021 |
| 2021-11-12 | Reference included | | | Dippenaar-Schoeman & Whitaker, 2021 |
| 2021-11-12 | New taxonomic reference entry | Parabomis megae Dippenaar-Schoeman & Foord, 2020 | Zimbabwe | | Dippenaar-Schoeman & Whitaker, 2021 |
| 2021-11-12 | Reference included | | | Xu, Peng & Li, 2021 |
| 2021-11-12 | New taxonomic reference entry | Portia zhaoi Peng, Li & Chen, 2003 | China | | Xu, Peng & Li, 2021 |
| 2021-11-12 | First description of male | Portia zhaoi Peng, Li & Chen, 2003 | China | (Old value) | Xu, Peng & Li, 2021 |
| 2021-11-12 | New taxonomic reference entry | Portia xishan Xu, Peng & Li, 2021 | China | | Xu, Peng & Li, 2021 |
| 2021-11-12 | New taxonomic reference entry | Portia fajing Xu, Peng & Li, 2021 | China | | Xu, Peng & Li, 2021 |
| 2021-11-12 | New taxonomic reference entry | Portia erlangping Xu, Peng & Li, 2021 | China | | Xu, Peng & Li, 2021 |
| 2021-11-12 | New taxonomic reference entry | Portia bawang Xu, Peng & Li, 2021 | China (Hainan) | | Xu, Peng & Li, 2021 |
| 2021-11-12 | New species inserted | Portia xishan Xu, Peng & Li, 2021 | China | | Xu, Peng & Li, 2021 |
| 2021-11-12 | New species inserted | Portia fajing Xu, Peng & Li, 2021 | China | | Xu, Peng & Li, 2021 |
| 2021-11-12 | New species inserted | Portia erlangping Xu, Peng & Li, 2021 | China | | Xu, Peng & Li, 2021 |
| 2021-11-12 | New species inserted | Portia bawang Xu, Peng & Li, 2021 | China (Hainan) | | Xu, Peng & Li, 2021 |
| 2021-11-12 | Reference included | | | Cabrera-Espinosa & Valdez-Mondragón, 2021 |
| 2021-11-12 | New taxonomic reference entry | Latrodectus geometricus C. L. Koch, 1841 | Africa. Introduced to both Americas, Middle East, Pakistan, India, China, Japan, Thailand, Malaysia, Papua New Guinea, Australia, Hawaii | | Cabrera-Espinosa & Valdez-Mondragón, 2021 |
| 2021-11-12 | New taxonomic reference entry | Latrodectus hesperus Chamberlin & Ivie, 1935 | Canada, USA, Mexico. Introduced to Israel, Korea | | Cabrera-Espinosa & Valdez-Mondragón, 2021 |
| 2021-11-12 | New taxonomic reference entry | Latrodectus mactans (Fabricius, 1775) | Probably native to North America only. Introduced to South America, Asia | | Cabrera-Espinosa & Valdez-Mondragón, 2021 |
| 2021-11-12 | Reference included | | | Rheims, 2021 |
| 2021-11-12 | New taxonomic reference entry | Sparianthina rufescens (Mello-Leitão, 1940) | Guyana | | Rheims, 2021 |
| 2021-11-12 | New taxonomic reference entry | Sparianthina selenopoides Banks, 1929 | Costa Rica, Panama | | Rheims, 2021 |
| 2021-11-12 | New taxonomic reference entry | Sparianthina saaristoi Jäger, Rheims & Labarque, 2009 | Venezuela | | Rheims, 2021 |