• Aegisthus mucronatus Giesbrecht, 1891
• Algensiella boitanii Cottarelli & Baldari, 1987
• Algensiella laurenceae (Bodiou & Colomines, 1988)
• Alteutha depressa (Baird, 1837)
• Alteutha nana Brady, 1910
• Alteutha oblonga (Goodsir, 1845)
• Alteutha signata Brady, 1910
• Ambunguipes vanhoeffeni (Brady, 1910) (uncertain > taxon inquirendum)
• Ameira gracilimana (Giesbrecht, 1902)
• Amenophia ovalis Brady, 1910
• Amenophia tenuicornis Brady, 1910 accepted as Rhynchothalestris tenuicornis (Brady, 1910)
• Amphiascoides bulbiseta Pallares, 1975
• Amphiascoides neglectus (Norman & Scott T., 1905)
• Amphiascoides subdebilis (Willey, 1935)
• Amphiascopsis gracilis (Lang, 1936) accepted as Sarsamphiascus gracilis (Lang, 1936)
• Amphiascopsis minutus (Claus, 1863) accepted as Amphiascus minutus (Claus, 1863) accepted as Sarsamphiascus minutus (Claus, 1863)
• Amphiascus glacialis Brady, 1910 (uncertain > taxon inquirendum)
• Amphiascus gracilis Lang, 1936 accepted as Amphiascopsis gracilis (Lang, 1936) accepted as Sarsamphiascus gracilis (Lang, 1936)
• Amphiascus minutus (Claus, 1863) accepted as Sarsamphiascus minutus (Claus, 1863)
• Amphiascus mucronatus Brady, 1910 (uncertain > taxon inquirendum)
• Amphiascus varians (Norman & Scott T., 1905) accepted as Mesamphiascus varians (Norman & Scott T., 1905) accepted as Sarsamphiascus varians (Norman & Scott T., 1905)
• Ancorabolus ilvae George, 2001 (uncertain > taxon inquirendum)
• Antarcticobradya tenuis (Brady, 1910)
• Antiboreodiosaccus crassus (Giesbrecht, 1902)
• Archilaophonte maxima Willen, 1995
• Arenopontia spicata Mielke, 1985 accepted as Neoleptastacus spicatus (Mielke, 1985)
• Austrocletodes tricomatosum Pallares, 1979
• Avdeevia antarctica Bresciani & Lützen, 1994
• Breviconia australis (George, 1998)
• Breviconia echinata (Brady, 1918) (uncertain > taxon inquirendum)
• Bulbamphiascus cibimae Pallares, 1982 accepted as Pallarica cibimae (Pallares, 1982)
• Calypsophontodes latissima (Brady, 1918) (uncertain > taxon inquirendum)
• Calypsophontodes macropodia (Gee & Fleeger, 1986)
• Cletodes latirostris Drzycimski, 1967
• Cornylaophonte pleisteri Willen, 1996
• Coullia insularis (Pallares, 1975)
• Dactylopusia crassicornis Brady, 1910
• Dactylopusia pectenis (Pallares, 1975)
• Dactylopusia spinipes Brady, 1910
• Dactylopusia tisboides (Claus, 1863)
• Dendropsyllus antarcticus (George & Schminke, 1998)
• Dendropsyllus magellanicus (George & Schminke, 1998)
• Diarthrodes cystoecus Fahrenbach, 1954
• Diarthrodes lilacinus Pallares, 1977
• Diarthrodes nobilis (Baird, 1846)
• Diarthrodes parvulus Pallares, 1977
• Diarthrodes pusillus (Brady, 1910)
• Diarthrodes tumidus (Brady, 1910)
• Diosaccus sordidus Brady, 1910
• Drescheriella glacialis Dahms & Dieckmann, 1987
• Drescheriella racovitzai (Giesbrecht, 1902)
• Ectinosoma gracilicorne Brady, 1910
• Ectinosoma melaniceps Boeck, 1865
• Ectinosoma scotti Brady, 1910
• Emertonia andeep (Veit-Köhler, 2004)
• Enhydrosoma hopkinsi Lang, 1965
• Enhydrosoma littorale Wells, 1967
• Enhydrosomella kuehnemanni Pallares, 1968
• Eupelte gracilis Claus, 1860
• Eupelte villosa (Brady, 1910)
• Eurycletodes (Oligocletodes) abyssi Lang, 1936
• Eurycletodes (Oligocletodes) monardi Smirnov, 1946
• Eurycletodes (Oligocletodes) oblongus Sars G.O., 1920
• Fultonia bougisi Soyer, 1964
• Fultonia sarsi (Smirnov, 1946)
• Gideonia noncavernicola George & Martínez Arbizu, 2005
• Halophytophilus fusiformis Brian, 1919
• Haloschizopera abyssi Becker, 1974
• Haloschizopera exigua (Sars G.O., 1906)
• Harpacticus chelifer (Müller O.F., 1776)
• Harpacticus furcatus Lang, 1936 represented as Harpacticus furcatus furcatus Lang, 1936
• Harpacticus furcatus furcatus Lang, 1936
• Harpacticus furcatus patagonicus Pallares, 1973
• Harpacticus furcifer Giesbrecht, 1902
• Harpacticus gracilis Claus, 1863
• Harpacticus obscurus Scott T., 1895
• Harpacticus pulvinatus Brady, 1910
• Harpacticus robustus Brady, 1910
• Heterolaophonte campbelliensis (Lang, 1934)
• Heterolaophonte tenuisoina (Lang, 1934) accepted as Heterolaophonte tenuispina (Lang, 1934)
• Heterolaophonte tenuispina (Lang, 1934)
• Heteronychocamptus connexus (Pallares, 1979)
• Idomene antarctica (Giesbrecht, 1902) accepted as Idomenella antarctica (Giesbrecht, 1902)
• Idomene australis Brady, 1910 accepted as Xouthous australis (Brady, 1910)
• Idomene cookensi Pallares, 1975 accepted as Xouthous cookensis (Pallares, 1975)
• Idomene pusilla Brady, 1910 accepted as Xouthous pusillus (Brady, 1910)
• Idomene simulans (Brady, 1910) accepted as Xouthous simulans (Brady, 1910)
• Idomenella antarctica (Giesbrecht, 1902)
• Idyanthe tenella (Brady, 1910)
• Idyella australis (Brady, 1910)
• Idyella tenuis (Brady, 1910)
• Idyellopsis typica Lang, 1948
• Isthmiocaris longitelson George & Schminke, 2003
• Kliopsyllus andeep Veit-Köhler, 2004 accepted as Emertonia andeep (Veit-Köhler, 2004)
• Laophonte cornuta Philippi, 1840
• Laophonte cornuta cornuta Philippi, 1840 accepted as Laophonte cornuta Philippi, 1840
• Laophonte dinocerata Monard, 1926
• Laophonte elongata Boeck, 1873 represented as Laophonte elongata elongata Boeck, 1873
• Laophonte elongata barbata Lang, 1934
• Laophonte elongata elongata Boeck, 1873