| 2017-05-23 | New taxonomic reference entry | Simlops bodanus (Chickering, 1969) | Trinidad | | Feitosa & Bonaldo, 2017 |
| 2017-05-23 | New taxonomic reference entry | Simlops kartabo Feitosa & Bonaldo, 2017 | Guyana | | Feitosa & Bonaldo, 2017 |
| 2017-05-23 | New species inserted | Simlops kartabo Feitosa & Bonaldo, 2017 | Guyana | | Feitosa & Bonaldo, 2017 |
| 2017-05-22 | Reference included | | | Lindecke & Wall, 2016 |
| 2017-05-22 | New taxonomic reference entry | Argiope lobata (Pallas, 1772) | Southern Europe to Central Asia and China, northern Africa, Tanzania, South Africa, Middle East, Pakistan, India, Myanmar | | Lindecke & Wall, 2016 |
| 2017-05-20 | Reference included | | | Solanki, Siliwal & Kumar, 2017 |
| 2017-05-20 | Reference included | | | Quasin, Siliwal & Uniyal, 2017 |
| 2017-05-20 | Reference included | | | Malik, Das & Siliwal, 2017 |
| 2017-05-20 | New taxonomic reference entry | Pandava laminata (Thorell, 1878) | Tanzania, Kenya, Madagascar, India, Sri Lanka to China, Indonesia, Philippines, Micronesia, French Polynesia. Introduced to Britain, Netherlands, Germany, Poland, Hungary | | Solanki, Siliwal & Kumar, 2017 |
| 2017-05-20 | Species distribution update | Pandava laminata (Thorell, 1878) | Tanzania, Kenya, Madagascar, India, Sri Lanka to China, Indonesia, Philippines, Micronesia, French Polynesia. Introduced to Britain, Netherlands, Germany, Poland, Hungary | (Old value) | Solanki, Siliwal & Kumar, 2017 |
| 2017-05-20 | New taxonomic reference entry | Draconarius joshimath Quasin, Siliwal & Uniyal, 2017 | India | | Quasin, Siliwal & Uniyal, 2017 |
| 2017-05-20 | New species inserted | Draconarius joshimath Quasin, Siliwal & Uniyal, 2017 | India | | Quasin, Siliwal & Uniyal, 2017 |
| 2017-05-20 | New taxonomic reference entry | Uroctea thaleri Rheims, Santos & van Harten, 2007 | Turkey, Israel, Yemen, Iraq, Iran, India | | Malik, Das & Siliwal, 2017 |
| 2017-05-18 | Species updated | Orsinome diporusa Zhu, Song & Zhang, 2003 | China | Error corrected (Old value) | |
| 2017-05-18 | Species updated | Zygiella carpenteri Archer, 1951 | USA | Error corrected (Old value) | |
| 2017-05-16 | Reference included | | | Mukhtar, 2017 |
| 2017-05-16 | New taxonomic reference entry | Oxyopes bidentata Mukhtar, 2017 | Pakistan | | Mukhtar, 2017 |
| 2017-05-16 | New taxonomic reference entry | Oxyopes chenabensis Mukhtar, 2017 | Pakistan | | Mukhtar, 2017 |
| 2017-05-16 | New species inserted | Oxyopes bidentata Mukhtar, 2017 | Pakistan | | Mukhtar, 2017 |
| 2017-05-16 | New species inserted | Oxyopes chenabensis Mukhtar, 2017 | Pakistan | | Mukhtar, 2017 |
| 2017-05-16 | Reference included | | | Milasowszky, Bauder & Hepner, 2017 |
| 2017-05-16 | New taxonomic reference entry | Diplocephalus komposchi Milasowszky, Bauder & Hepner, 2017 | Austria | | Milasowszky, Bauder & Hepner, 2017 |
| 2017-05-16 | New species inserted | Diplocephalus komposchi Milasowszky, Bauder & Hepner, 2017 | Austria | | Milasowszky, Bauder & Hepner, 2017 |
| 2017-05-15 | Family updated | Holarchaeidae | New status (Old value) | |
| 2017-05-15 | Genus transferred to other family | Holarchaea Forster, 1955 | Holarchaea Forster, 1955 transferred to Anapidae | Dimitrov et al., 2017 |
| 2017-05-10 | Reference included | | | Gan & Peng, 2015 |
| 2017-05-10 | New taxonomic reference entry | Thymoites hupingensis Gan & Peng, 2015 | China | | Gan & Peng, 2015 |
| 2017-05-10 | New species inserted | Thymoites hupingensis Gan & Peng, 2015 | China | | Gan & Peng, 2015 |
| 2017-05-10 | Reference included | | | Kronestedt, 2017a |
| 2017-05-10 | New taxonomic reference entry | Wadicosa paulyi Kronestedt, 2017 | Madagascar | | Kronestedt, 2017a |
| 2017-05-10 | New species inserted | Wadicosa paulyi Kronestedt, 2017 | Madagascar | | Kronestedt, 2017a |
| 2017-05-10 | Reference included | | | Zhang & Chen, 2015 |
| 2017-05-10 | New taxonomic reference entry | Hahnia zhui Zhang & Chen, 2015 | China | | Zhang & Chen, 2015 |
| 2017-05-10 | New species inserted | Hahnia zhui Zhang & Chen, 2015 | China | | Zhang & Chen, 2015 |
| 2017-05-09 | Reference included | | | Anikin & Kuzmin, 2016 |
| 2017-05-09 | New taxonomic reference entry | Latrodectus tredecimguttatus (Rossi, 1790) | Mediterranean, Ukraine, Caucasus, Russia (Europe to South Siberia), Kazakhstan, Middle East, Iran, Central Asia, China | | Anikin & Kuzmin, 2016 |
| 2017-05-09 | Reference included | | | Malamel & Sudhikumar, 2017 |
| 2017-05-09 | New taxonomic reference entry | Epidius parvati Benjamin, 2000 | Sri Lanka, India | | Malamel & Sudhikumar, 2017 |
| 2017-05-09 | Species distribution update | Epidius parvati Benjamin, 2000 | Sri Lanka, India | (Old value) | Malamel & Sudhikumar, 2017 |
| 2017-05-08 | Reference included | | | Santos & Gonzaga, 2017 |
| 2017-05-08 | New taxonomic reference entry | Uaitemuri demariai Santos & Gonzaga, 2017 | Brazil | | Santos & Gonzaga, 2017 |
| 2017-05-08 | New taxonomic reference entry | Uaitemuri rupicola Santos & Gonzaga, 2017 | Brazil | | Santos & Gonzaga, 2017 |
| 2017-05-08 | New species inserted | Uaitemuri demariai Santos & Gonzaga, 2017 | Brazil | | Santos & Gonzaga, 2017 |
| 2017-05-08 | New species inserted | Uaitemuri rupicola Santos & Gonzaga, 2017 | Brazil | | Santos & Gonzaga, 2017 |
| 2017-05-08 | New genus inserted | Uaitemuri Santos & Gonzaga, 2017 | | Santos & Gonzaga, 2017 |
| 2017-05-08 | Reference included | | | Dimitrov et al., 2017 |
| 2017-05-08 | Family updated | Sinopimoidae | New status (Old value) | |
| 2017-05-08 | Genus transferred to other family | Sinopimoa Li & Wunderlich, 2008 | Sinopimoa Li & Wunderlich, 2008 transferred to Linyphiidae | Dimitrov et al., 2017 |
| 2017-05-08 | Family updated | Nephilidae | New status (Old value) | |
| 2017-05-08 | Genus transferred to other family | Nephilingis Kuntner, 2013 | Nephilingis Kuntner, 2013 transferred to Araneidae | Dimitrov et al., 2017 |