• Sergestes (Sergia) Stimpson, 1860 accepted as Sergia Stimpson, 1860
• Sergestes (Sergia) bigemmeus Burkenroad, 1940 accepted as Sergia bigemmea (Burkenroad, 1940) accepted as Gardinerosergia bigemmea (Burkenroad, 1940)
• Sergestes (Sergia) creber Burkenroad, 1940 accepted as Sergia regalis (Gordon, 1939) accepted as Robustosergia regalis (Gordon, 1939)
• Sergestes (Sergia) extenuates Burkenroad, 1940 accepted as Sergia extenuata (Burkenroad, 1940) accepted as Robustosergia extenuata (Burkenroad, 1940)
• Sergestes (Sergia) filictum Burkenroad, 1940 accepted as Sergia filicta (Burkenroad, 1940) accepted as Phorcosergia filicta (Burkenroad, 1940)
• Sergestes (Sergia) guineensis Crosnier & Forest, 1973 accepted as Sergia laminata (Burkenroad, 1940)
• Sergestes (Sergia) inequalis Burkenroad, 1940 accepted as Sergia inequalis (Burkenroad, 1940) accepted as Gardinerosergia inequalis (Burkenroad, 1940)
• Sergestes (Sergia) laminatus Burkenroad, 1940 accepted as Sergia laminata (Burkenroad, 1940)
• Sergestes (Sergia) maximus Burkenroad, 1940 accepted as Sergia maxima (Burkenroad, 1940) accepted as Phorcosergia maxima (Burkenroad, 1940)
• Sergestes (Sergia) potens Burkenroad, 1940 accepted as Sergia potens (Burkenroad, 1940) accepted as Phorcosergia potens (Burkenroad, 1940)
• Sergestes (Sergia) scintillans Burkenroad, 1940 accepted as Sergia scintillans (Burkenroad, 1940) accepted as Scintillosergia scintillans (Burkenroad, 1940)
• Sergestes (Sergia) stellatus Burkenroad, 1940 accepted as Sergia stellata (Burkenroad, 1940) accepted as Challengerosergia stellata (Burkenroad, 1940)
• Sergia Nasonov, 1923 accepted as Neosergia Li, 2023
• Sergia Stimpson, 1860
• Sergia bigemmea (Burkenroad, 1940) accepted as Gardinerosergia bigemmea (Burkenroad, 1940)
• Sergia bisulcata (Wood-Mason in Wood-Mason & Alcock, 1891) accepted as Phorcosergia bisulcata (Wood-Mason in Wood-Mason & Alcock, 1891)
• Sergia burukovskii Vereshchaka, 2000 accepted as Phorcosergia burukovskii (Vereshchaka, 2000)
• Sergia calae Norena, Damborenea & Escobedo, 2006 accepted as Neosergia calae (Noreña, Damborenea & Escobedo, 2006) Li, 2023
• Sergia challengeri (Hansen, 1903) accepted as Challengerosergia challengeri (Hansen, 1903)
• Sergia clausi König, 1895 accepted as Parasergestes vigilax (Stimpson, 1860)
• Sergia colosii (Cecchini, 1933) accepted as Lucensosergia colosii (Cecchini, 1933)
• Sergia creber (Burkenroad, 1940) accepted as Sergia regalis (Gordon, 1939) accepted as Robustosergia regalis (Gordon, 1939)
• Sergia crosnieri Vereshchaka, 2000 accepted as Lucensosergia crosnieri (Vereshchaka, 2000)
• Sergia erythraeensis Iwasaki & Couwelaar, 2001 accepted as Lucensosergia colosii (Cecchini, 1933)
• Sergia extenuata (Burkenroad, 1940) accepted as Robustosergia extenuata (Burkenroad, 1940)
• Sergia filicta (Burkenroad, 1940) accepted as Phorcosergia filicta (Burkenroad, 1940)
• Sergia foresti Kensley & Judkins, 2008 accepted as Lucensosergia foresti (Kensley & Judkins, 2008)
• Sergia fulgens (Hansen, 1919) accepted as Challengerosergia fulgens (Hansen, 1919)
• Sergia gardineri (Kemp, 1913) accepted as Gardinerosergia gardineri (Kemp, 1913)
• Sergia grandis (Sund, 1920) accepted as Phorcosergia grandis (Sund, 1920)
• Sergia hanseni Vereshchaka, 1994 accepted as Sergia hansjacobi Vereshchaka, 1994 accepted as Challengerosergia hansjacobi (Vereshchaka, 1994)
• Sergia hansjacobi Vereshchaka, 1994 accepted as Challengerosergia hansjacobi (Vereshchaka, 1994)
• Sergia henseni Ortmann, 1893 accepted as Deosergestes henseni (Ortmann, 1893)
• Sergia inequalis (Burkenroad, 1940) accepted as Gardinerosergia inequalis (Burkenroad, 1940)
• Sergia inoa (Faxon, 1893)
• Sergia japonica (Spence Bate, 1881) accepted as Sergia remipes Stimpson, 1860
• Sergia japonicus (Spence Bate, 1881) accepted as Sergia japonica (Spence Bate, 1881) accepted as Sergia remipes Stimpson, 1860
• Sergia jeppeseni Vereshchaka, 2000 accepted as Challengerosergia jeppeseni (Vereshchaka, 2000)
• Sergia kensleyi Vereshchaka, 2000 accepted as Gardinerosergia kensleyi (Vereshchaka, 2000)
• Sergia kroyeri (Spence Bate, 1881) accepted as Sergia tenuiremis (Krøyer, 1855)
• Sergia laminata (Burkenroad, 1940)
• Sergia lucens (Hansen, 1922) accepted as Lucensosergia lucens (Hansen, 1922)
• Sergia mancala Marcus & Marcus, 1957 accepted as Neosergia mancala (Marcus & Marcus, 1957) Li, 2023
• Sergia manningorum Froglia & Gramitto, 2000 accepted as Robustosergia robusta (Smith, 1882)
• Sergia maxima (Burkenroad, 1940) accepted as Phorcosergia maxima (Burkenroad, 1940)
• Sergia oksanae Vereshchaka, 2000 accepted as Challengerosergia oksanae (Vereshchaka, 2000)
• Sergia phorca (Faxon, 1893) accepted as Phorcosergia phorca (Faxon, 1893)
• Sergia plumea (Illig, 1927) accepted as Phorcosergia plumea (Illig, 1927)
• Sergia potens (Burkenroad, 1940) accepted as Phorcosergia potens (Burkenroad, 1940)
• Sergia prehensilis (Spence Bate, 1881) accepted as Prehensilosergia prehensilis (Spence Bate, 1881)
• Sergia profunda (Spence Bate, 1888) accepted as Sergia remipes Stimpson, 1860
• Sergia regalis (Gordon, 1939) accepted as Robustosergia regalis (Gordon, 1939)
• Sergia remipes Stimpson, 1860
• Sergia robusta (Smith, 1882) accepted as Robustosergia robusta (Smith, 1882)
• Sergia robustus (Smith, 1882) accepted as Sergia robusta (Smith, 1882) accepted as Robustosergia robusta (Smith, 1882)
• Sergia scintillans (Burkenroad, 1940) accepted as Scintillosergia scintillans (Burkenroad, 1940)
• Sergia sergia (Beklemischev, 1918) Nasonov, 1923 accepted as Neosergia sergia (Beklemishev, 1918) Li, 2023
• Sergia splendens (Sund, 1920) accepted as Gardinerosergia splendens (Sund, 1920)
• Sergia stellata (Burkenroad, 1940) accepted as Challengerosergia stellata (Burkenroad, 1940)
• Sergia talismani (Barnard, 1946) accepted as Challengerosergia talismani (Barnard, 1947)
• Sergia tenuiremis (Krøyer, 1855)
• Sergia umitakae Hashizume & Omori, 1995 accepted as Challengerosergia umitakae (Hashizume & Omori, 1995)
• Sergia vityazi Vereshchaka, 2000 accepted as Robustosergia vityazi (Vereshchaka, 2000)
• Sergia wolffi Vereshchaka, 1994 accepted as Phorcosergia wolffi (Vereshchaka, 1994)