| Date | Type | Reference | Taxon | Comment |
|---|---|---|---|---|
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Arctilaira nivalis (Holm, 1937) - Russia (Europe, North Siberia) | |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Arctilaira jamalensis (Eskov, 1981) - Russia (Europe to Far East) | |
| 2026-03-25 | Species transferred to new genus | Tanasevitch & Marusik, 2026 | Arctilaira jamalensis (Eskov, 1981) - Russia (Europe to Far East) | Species transferred from Hilaira Simon, 1884 to Arctilaira Chamberlin, 1921 |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Arctilaira glacialis (Thorell, 1871) - Svalbard, Russia (Europe to Far North East) | |
| 2026-03-25 | Species transferred to new genus | Tanasevitch & Marusik, 2026 | Arctilaira glacialis (Thorell, 1871) - Svalbard, Russia (Europe to Far North East) | Species transferred from Hilaira Simon, 1884 to Arctilaira Chamberlin, 1921 |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Arctilaira gertschi (Holm, 1960) - Russia (North Siberia), Alaska | |
| 2026-03-25 | Species transferred to new genus | Tanasevitch & Marusik, 2026 | Arctilaira gertschi (Holm, 1960) - Russia (North Siberia), Alaska | Species transferred from Hilaira Simon, 1884 to Arctilaira Chamberlin, 1921 |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Arctilaira banini (Marusik & Tanasevitch, 2003) - Mongolia | |
| 2026-03-25 | Species transferred to new genus | Tanasevitch & Marusik, 2026 | Arctilaira banini (Marusik & Tanasevitch, 2003) - Mongolia | Species transferred from Hilaira Simon, 1884 to Arctilaira Chamberlin, 1921 |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Arctilaira vexatrix (O. Pickard-Cambridge, 1877) - Russia (Far North-East), Alaska, Canada, Greenland | |
| 2026-03-25 | Species transferred to new genus | Tanasevitch & Marusik, 2026 | Arctilaira vexatrix (O. Pickard-Cambridge, 1877) - Russia (Far North-East), Alaska, Canada, Greenland | Species transferred from Hilaira Simon, 1884 to Arctilaira Chamberlin, 1921 |
| 2026-03-25 | Species transferred to new genus | Tanasevitch & Marusik, 2026 | Arctilaira whymperi (Jackson, 1933) - Canada | Species transferred from Hilaira Simon, 1884 to Arctilaira Chamberlin, 1921 |
| 2026-03-25 | Species transferred to new genus | Tanasevitch & Marusik, 2026 | Arctilaira ruderalis (Sørensen, 1898) - Greenland | Species transferred from Hilaira Simon, 1884 to Arctilaira Chamberlin, 1921 |
| 2026-03-25 | Species transferred to new genus | Tanasevitch & Marusik, 2026 | Arctilaira curvitarsus (Sørensen, 1898) - Greenland | Species transferred from Hilaira Simon, 1884 to Arctilaira Chamberlin, 1921 |
| 2026-03-25 | Species transferred to new genus | Tanasevitch & Marusik, 2026 | Arctilaira bellans Chamberlin, 1921 - USA (Alaska) | Species transferred from Hilaira Simon, 1884 to Arctilaira Chamberlin, 1921 |
| 2026-03-25 | Genus updated | Tanasevitch & Marusik, 2026 | Hilaira Simon, 1884 | (previous value) |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Arctilaira Chamberlin, 1921 | |
| 2026-03-25 | Genus updated | Tanasevitch & Marusik, 2026 | Arctilaira Chamberlin, 1921 | (previous value) |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira sibirica Eskov, 1987 - Russia (Middle Siberia to Far East), Mongolia, Alaska, Canada | |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira herniosa (Thorell, 1875) - Alaska, Canada, USA, Switzerland, Turkey, Scandinavia, Russia (Europe to Far East), Mongolia, Japan | |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira hyperborea Kulczyński, 1908 - Russia (Middle Siberia) | |
| 2026-03-25 | Species updated | Tanasevitch & Marusik, 2026 | Hilaira hyperborea Kulczyński, 1908 - Russia (Middle Siberia) | (previous value) |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira proletaria (L. Koch, 1879) - Russia (Europe to Far North-East), Alaska, Canada | |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira devitata Eskov, 1987 - Russia (Middle Siberia to Far East) | |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira canaliculata (Emerton, 1915) - Russia (Far North-East to Kurile Is.), Canada, USA | |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira incondita (L. Koch, 1879) - Russia (Europe to Far North-East), Canada | |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira gibbosa Tanasevitch, 1982 - Russia (Europe to Far East), Mongolia, Canada | |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira asiatica Eskov, 1987 - Russia (Middle Siberia to Far North-East) | |
| 2026-03-25 | New taxonomic reference entry | Tanasevitch & Marusik, 2026 | Hilaira excisa (O. Pickard-Cambridge, 1871) - Europe | |
| 2026-03-25 | Type repository inserted | Ono et al., 2026 | Hippasa olivacea (Thorell, 1887) - India, Myanmar | |
| 2026-03-25 | Type repository inserted | Ono et al., 2026 | Cedicus pumilus Thorell, 1895 - Myanmar | |
| 2026-03-25 | Type repository inserted | Ono et al., 2026 | Anahita jucunda (Thorell, 1897) - Myanmar | |
| 2026-03-25 | Type repository inserted | Ono et al., 2026 | Agelena limbata Thorell, 1897 - China, Myanmar, Laos | |
| 2026-03-25 | Type repository inserted | Ono et al., 2026 | Uloborus scutifaciens Hingston, 1927 - Myanmar | |
| 2026-03-25 | Type repository inserted | Ono et al., 2026 | Philoponella mollis (Thorell, 1895) - Myanmar | |
| 2026-03-24 | Species distribution update | Ono et al., 2026 | Miagrammopes albomaculatus Thorell, 1891 - India (Nicobar Is.), Myanmar | (previous value) |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Anaxibia caudiculata Thorell, 1898 - Myanmar | |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Thwaitesia spinicauda Thorell, 1895 - Myanmar | |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Theridion tamerlani Roewer, 1942 - Myanmar | |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Theridion setiferum Roewer, 1942 - Myanmar | |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Theridion astrigerum Thorell, 1895 - Myanmar | |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Steatoda leonardi (Thorell, 1898) - Myanmar | |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Euryopis jucunda Thorell, 1895 - Myanmar | |
| 2026-03-24 | New taxonomic reference entry | Ono et al., 2026 | Parasteatoda australis (Thorell, 1895) - Myanmar | |
| 2026-03-24 | Species updated | Ono et al., 2026 | Parasteatoda australis (Thorell, 1895) - Myanmar | (previous value) |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Enoplognatha myanmar Blick & Sherwood, 2025 - Myanmar | |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Argyrodes apiculatus Thorell, 1895 - Myanmar | |
| 2026-03-24 | Type repository inserted | Ono et al., 2026 | Timonoe argenteozonata Thorell, 1898 - Myanmar | |
| 2026-03-24 | Reference included | Logunov & Nekhaeva, 2026a | ||
| 2026-03-24 | New taxonomic reference entry | Logunov & Nekhaeva, 2026a | Desertosa zyuzini Logunov & Nekhaeva, 2026 - Kazakhstan |
Log values