| Date | Type | Reference | Taxon | Comment |
|---|---|---|---|---|
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Theridula gonygaster (Simon, 1873) - Central and South America, Caribbean. Introduced to Europe, Congo, Madagascar, Seychelles, Georgia, India, China, Japan | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Grancanaridion grancanariense (Wunderlich, 1987) - Canary Is. | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Montanidion kuantanense Wunderlich, 2011 - Malaysia | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Thwaitesia meruensis (Tullgren, 1910) - Tanzania | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Achaeridion conigerum (Simon, 1914) - Europe, Turkey | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Cabello eugeni Levi, 1964 - Venezuela | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Kochiura aulica (C. L. Koch, 1838) - Cape Verde, Canary Is., Madeira, North Africa, Europe, Turkey, Caucasus, Jordan, Iran | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Dipoena torva (Thorell, 1875) - Europe, Georgia, Russia (Europe to South Siberia), Kazakhstan | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Neottiura uncinata (Lucas, 1846) - Mediterranean, Georgia | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Argyrodella pusilla (Saaristo, 1978) - Seychelles | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Pycnoepisinus kilimandjaroensis Wunderlich, 2008 - Kenya | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Latrodectus mactans (Fabricius, 1775) - Probably native to North America only. Introduced to South America, Asia | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Asagena phalerata (Panzer, 1801) - Europe, Turkey, Caucasus, Russia (Europe to Far East), Kazakhstan, Iran, Central Asia, China, Korea | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Robertus kastoni Eskov, 1987 - Russia (Middle Siberia to Far East), Japan | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Spheropistha miyashitai (Tanikawa, 1998) - Japan | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Guaraniella mahnerti Baert, 1984 - Brazil, Paraguay | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Yoroa clypeoglandularis Baert, 1984 - New Guinea | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Gmogala scarabaeus Keyserling, 1890 - New Guinea, Australia | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Hadrotarsus ornatus Hickman, 1943 - Australia (Tasmania). Introduced to Belgium | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Zercidium helenense Benoit, 1977 - St. Helena | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Tidarren argo Knoflach & van Harten, 2001 - Yemen, Chad | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Echinotheridion levii Ramírez & González, 1999 - Brazil | |
| 2021-02-15 | New taxonomic reference entry | Vanuytven, 2021 | Echinotheridion cartum Levi, 1963 - Brazil, Paraguay, Argentina | |
| 2021-02-15 | Species updated | Argyrodella pusilla (Saaristo, 1978) - Seychelles | Species epithet corrected (previous value) | |
| 2021-02-15 | Nota bene edited | Cataxia Rainbow, 1914 | (previous value) | |
| 2021-02-15 | Nota bene edited | Cataxia Rainbow, 1914 | (previous value) | |
| 2021-02-15 | Nota bene edited | Cataxia Rainbow, 1914 | (previous value) | |
| 2021-02-15 | Species updated | Cataxia cunicularius (Main, 1983) - Australia (Queensland) | Error corrected (previous value) | |
| 2021-02-15 | Reference included | Wang et al., 2021b | ||
| 2021-02-15 | New taxonomic reference entry | Wang et al., 2021b | Trilacuna wenfeng Tong & Li, 2021 - China | |
| 2021-02-15 | New taxonomic reference entry | Wang et al., 2021b | Trilacuna difeng Tong & Li, 2021 - China | |
| 2021-02-15 | New species inserted | Wang et al., 2021b | Trilacuna wenfeng Tong & Li, 2021 - China | |
| 2021-02-15 | New species inserted | Wang et al., 2021b | Trilacuna difeng Tong & Li, 2021 - China | |
| 2021-02-14 | Taxonomic reference added from other taxon | Theridion melanurum Hahn, 1831 - Macaronesia, North Africa, Europe, Turkey, Caucasus, Russia (Europe to Middle Siberia), Middle East. Introduced to USA | (previous value) | |
| 2021-02-14 | Taxonomic reference assigned to new taxon | Theridion mystaceum L. Koch, 1870 - Europe, Turkey, Russia (Europe to South Siberia), China | Taxonomic reference entry assigned to Theridion melanurum Hahn, 1831 | |
| 2021-02-14 | Taxonomic reference added from other taxon | Enoplognatha diodonta Zhu & Zhang, 1992 - Pakistan, India, China | (previous value) | |
| 2021-02-14 | Taxonomic reference assigned to new taxon | Enoplognatha mandibularis (Lucas, 1846) - Europe, North Africa, Turkey, Israel, Russia (Europe) to Central Asia, China | Taxonomic reference entry assigned to Enoplognatha diodonta Zhu & Zhang, 1992 | |
| 2021-02-14 | Taxonomic reference update | Dipoena erythropus (Simon, 1881) - Europe | (previous value) | |
| 2021-02-14 | New taxonomic reference entry | Vanuytven, 2021 | Steatoda albomaculata (De Geer, 1778) - North America, Europe, North Africa, Russia (Europe to Far East), Caucasus, Middle East, Iran, Kazakhstan, Central Asia, India, China, Korea, Japan | |
| 2021-02-13 | Species distribution update | Bonnet, 1958 | Pandercetes decipiens Pocock, 1899 - Sri Lanka | (previous value) |
| 2021-02-13 | Reference included | Ballarin, Yamasaki & Su, 2021 | ||
| 2021-02-13 | New taxonomic reference entry | Ballarin, Yamasaki & Su, 2021 | Gongylidioides angustus Tu & Li, 2006 - Taiwan (Orchid Is./Lanyu) | |
| 2021-02-13 | New taxonomic reference entry | Ballarin, Yamasaki & Su, 2021 | Zoma taiwanica (Zhang, Zhu & Tso, 2006) - Taiwan | |
| 2021-02-13 | Species transferred to new genus | Ballarin, Yamasaki & Su, 2021 | Zoma taiwanica (Zhang, Zhu & Tso, 2006) - Taiwan | Species transferred from Theridiosoma to Zoma |
| 2021-02-12 | New taxonomic reference entry | Ballarin, Yamasaki & Su, 2021 | Theridiosoma triumphale Zhao & Li, 2012 - China (Hainan), Taiwan (Orchid Is./Lanyu) | |
| 2021-02-12 | Species distribution update | Ballarin, Yamasaki & Su, 2021 | Theridiosoma triumphale Zhao & Li, 2012 - China (Hainan), Taiwan (Orchid Is./Lanyu) | (previous value) |
| 2021-02-12 | First description of female | Ballarin, Yamasaki & Su, 2021 | Theridiosoma triumphale Zhao & Li, 2012 - China (Hainan), Taiwan (Orchid Is./Lanyu) | (previous value) |
| 2021-02-12 | New taxonomic reference entry | Ballarin, Yamasaki & Su, 2021 | Brignoliella tao Ballarin & Yamasaki, 2021 - Taiwan (Orchid Is./Lanyu) | |
| 2021-02-12 | New species inserted | Ballarin, Yamasaki & Su, 2021 | Brignoliella tao Ballarin & Yamasaki, 2021 - Taiwan (Orchid Is./Lanyu) | |
| 2021-02-11 | Reference included | Lo, Cheng & Lin, 2021 |
Log values