Traits Taxon list
Cithadius cyathurae Bowman, 1972
Euterpina acutifrons (Dana, 1848)
Euterpina armata (Scott T., 1894) accepted as Euterpina acutifrons (Dana, 1848)
Euterpina gracilis (Claus, 1863) accepted as Euterpina acutifrons (Dana, 1848)
Euterpina gracilis armata Scott T., 1894
Euterpina gracilis gracilis (Claus, 1863)
Geeopsis incisipes (Klie, 1913)
Geeopsis longicornis (Olofsson, 1917)
Microarthridion berberum (Monard, 1935)
Microarthridion corbisierae Kihara & Rocha, 2007
Microarthridion fallax Perkins, 1956
Microarthridion laurenticum (Nicholls, 1939)
Microarthridion litospinatus Shen & Tai, 1973
Microarthridion littorale (Poppe, 1881)
Microarthridion paralittorale Apostolov, 2021
Microarthridion perkinsi Bodin, 1970
Microarthridion reductum (Monard, 1935)
Microarthridion thanhi Tran & Chang, 2012
Neotachidius coreanus Huys, Ohtsuka, Conroy-Dalton & Kikuchi, 2005
Neotachidius parvus Huys, Ohtsuka, Conroy-Dalton & Kikuchi, 2005
Neotachidius triangularis (Shen & Tai, 1963)
Pseudoneotachidius sinuspersici Nazari, Mirshamsi, Sari, Aliabadian & Gómez, 2020
Sinotachidius vicinospinalis (Shen & Tai, 1964)
Tachidius (Neotachidius) triangularis Shen & Tai, 1963
Tachidius (Tachidius) discipes Giesbrecht, 1881
Tachidius arcticus Olofsson, 1917 accepted as Tachidius discipes Giesbrecht, 1881
Tachidius brevicornis Lilljeborg, 1853 accepted as Tachidius discipes Giesbrecht, 1881
Tachidius convergens Labbé, 1927 accepted as Tachidius discipes Giesbrecht, 1881
Tachidius discipes Giesbrecht, 1881
Tachidius discipes spitzbergensis Oloffson, 1917 accepted as Tachidius discipes Giesbrecht, 1881
Tachidius elongatus (Labbé, 1926) accepted as Euterpina acutifrons (Dana, 1848)
Tachidius fonticola Chambers, 1881 (uncertain > taxon inquirendum )
Tachidius hydrobiologicus Oliveira, 1945 accepted as Euterpina acutifrons (Dana, 1848)
Tachidius longicornis Olofsson, 1917 accepted as Geeopsis longicornis (Olofsson, 1917)
Tachidius minutus Claus, 1866 accepted as Ectinosoma melaniceps Boeck, 1865
Tachidius pygmaeus Krichagin, 1873 accepted as Ectinosoma melaniceps Boeck, 1865
Tachidius rotus (Labbé, 1926) accepted as Tachidius discipes Giesbrecht, 1881
Tachidius spitzbergensis Olofsson, 1917 accepted as Tachidius discipes Giesbrecht, 1881