Aglaophamus malmgreni (Théel, 1879) (additional source)
Ampharete acutifrons (Grube, 1860) (additional source)
Ampharete baltica Eliason, 1955 (additional source)
Ampharete falcata Eliason, 1955 (additional source)
Ampharetinae Malmgren, 1866 (basis of record)
Amphictene auricoma (O.F. Müller, 1776) (basis of record)
Amphictene auricoma (O.F. Müller, 1776) (source of synonymy)
Anaitides Czerniavsky, 1882 accepted as Phyllodoce Lamarck, 1818 (source of synonymy)
Anaitides groenlandica (Örsted, 1842) accepted as Phyllodoce groenlandica Örsted, 1842 (additional source)
Anaitides lineata (Claparède, 1870) accepted as Phyllodoce lineata (Claparède, 1870) (status source)
Anaitides longipes (Kinberg, 1866) accepted as Phyllodoce longipes Kinberg, 1866 (basis of record)
Anaitides longipes (Kinberg, 1866) accepted as Phyllodoce longipes Kinberg, 1866 (source of synonymy)
Anaitides maculata (Linnaeus, 1767) accepted as Phyllodoce maculata (Linnaeus, 1767) (additional source)
Anaitides mucosa (Örsted, 1843) accepted as Phyllodoce mucosa Örsted, 1843 (source of synonymy)
Anaitides rosea (McIntosh, 1877) accepted as Phyllodoce rosea (McIntosh, 1877) (basis of record)
Anaitides subulifera Eliason, 1962 accepted as Phyllodoce rosea (McIntosh, 1877) (basis of record)
Anobothrus gracilis (Malmgren, 1866) (additional source)
Aonides paucibranchiata Southern, 1914 (additional source)
Apistobranchus tullbergi (Théel, 1879) (additional source)
Aricidea catherinae Laubier, 1967 represented as Aricidea (Acmira) catherinae Laubier, 1967 (additional source)
Aricidea cerrutii Laubier, 1966 represented as Aricidea (Acmira) cerrutii Laubier, 1966 (additional source)
Aricidea suecica Eliason, 1920 represented as Aricidea (Strelzovia) suecica Eliason, 1920 (additional source)
Axionice maculata (Dalyell, 1853) accepted as Pista maculata (Dalyell, 1853) (additional source)
Brada villosa (Rathke, 1843) accepted as Bradabyssa villosa (Rathke, 1843) (additional source)
Chaetoparia Malmgren, 1867 (additional source)
Cirratulus cirratus (O. F. Müller, 1776) (additional source)
Cossura longocirrata Webster & Benedict, 1887 (additional source)
Diplocirrus glaucus (Malmgren, 1867) (additional source)
Drilonereis filum (Claparède, 1868) (additional source)
Eclysippe vanelli (Fauvel, 1936) (additional source)
Eteone Savigny, 1822 (additional source)
Eteone (Mysta) Malmgren, 1865 (basis of record)
Eteone (Mysta) barbata (Malmgren, 1865) accepted as Eteone barbata (Malmgren, 1865) accepted as Mysta barbata Malmgren, 1865 (additional source)
Eteone flava (Fabricius, 1780) (additional source)
Eteone foliosa Quatrefages, 1866 accepted as Hypereteone foliosa (Quatrefages, 1865) (additional source)
Eteone longa (Fabricius, 1780) (additional source)
Eteone picta Quatrefages, 1866 accepted as Mysta picta (Quatrefages, 1866) (additional source)
Eteone spetsbergensis Malmgren, 1865 (additional source)
Eteoninae Bergström, 1914 (basis of record)
Eulalia Savigny, 1822 (additional source)
Eulalia bilineata (Johnston, 1840) (additional source)
Eulalia mustela Pleijel, 1987 (additional source)
Eumida Malmgren, 1865 (additional source)
Eumida bahusiensis Bergstrom, 1914 (additional source)
Eunice pennata (Müller, 1776) (additional source)
Eupolymnia nebulosa (Montagu, 1819) (additional source)
Euzonus flabelligerus [Auctt.] accepted as Thoracophelia flabellifera Ziegelmeier, 1955 (additional source)
Exogone (Exogone) verugera (Claparède, 1868) accepted as Exogone verugera (Claparède, 1868) (additional source)
Exogone (Parexogone) hebes (Webster & Benedict, 1884) accepted as Parexogone hebes (Webster & Benedict, 1884) (additional source)
Glycera alba (O.F. Müller, 1776) (additional source)
Glycera lapidum Quatrefages, 1866 (additional source)
Glycera rouxii Audouin & Milne Edwards, 1833 accepted as Glycera unicornis Lamarck, 1818 (additional source)
Glycera tridactyla Schmarda, 1861 (additional source)
Glycinde nordmanni (Malmgren, 1866) (additional source)
Goniada norvegica Örsted, 1845 (additional source)
Goniadella bobretzkii accepted as Goniadella bobrezkii (Annenkova, 1929) (additional source)
Goniadella bobrezkii (Annenkova, 1929) (additional source)
Halosydna gelatinosa (Sars, 1835) accepted as Alentia gelatinosa (M. Sars, 1835) (source of synonymy)
Harmothoe (Harmothoe) Kinberg, 1856 accepted as Harmothoe Kinberg, 1856 (basis of record)
Harmothoe (Harmothoe) glabra (Malmgren, 1866) accepted as Harmothoe glabra (Malmgren, 1865) (basis of record)
Harmothoe (Harmothoe) ljungmani (Malmgren, 1867) accepted as Malmgrenia ljungmani (Malmgren, 1867) (basis of record)
Harmothoe andreapolis (McIntosh, 1874) accepted as Malmgrenia andreapolis McIntosh, 1874 (basis of record)
Harmothoe andreapolis (McIntosh, 1874) accepted as Malmgrenia andreapolis McIntosh, 1874 (source of synonymy)
Harmothoe antilopes McIntosh, 1876 (additional source)
Harmothoe castanea (McIntosh, 1876) accepted as Malmgrenia castanea McIntosh, 1876 (source of synonymy)
Harmothoe fragilis Moore, 1910 (additional source)
Harmothoe impar (Johnston, 1839) (additional source)
Harmothoe lunulata (Delle Chiaje, 1830) accepted as Malmgrenia lunulata (Delle Chiaje, 1830) (basis of record)
Harmothoe mcintoshi Tebble & Chambers, 1982 accepted as Malmgrenia mcintoshi (Tebble & Chambers, 1982) (basis of record)
Harmothoe mcintoshi Tebble & Chambers, 1982 accepted as Malmgrenia mcintoshi (Tebble & Chambers, 1982) (source of synonymy)
Hauchiella tribullata (McIntosh, 1869) (basis of record)
Hesionura Hartmann-Schröder, 1958 (additional source)
Hesionura elongata (Southern, 1914) (additional source)
Hyalinoecia tubicola (O.F. Müller, 1776) (additional source)
Hypereteone lactea (Claparède, 1868) (basis of record)
Kefersteinia cirrhata (Keferstein, 1862) accepted as Psamathe cirrhata Keferstein, 1862 (additional source)
Lagis Malmgren, 1866 (source of synonymy)
Lagis koreni Malmgren, 1866 (source of synonymy)
Langerhansia cornuta (Rathke, 1843) accepted as Syllis cornuta Rathke, 1843 (additional source)
Laonice cirrata (M. Sars, 1851) (additional source)
Laonice sarsi Söderström, 1920 (additional source)
Lepidonotus squamatus (Linnaeus, 1758) (additional source)
Leptonereis glauca (Claparède, 1870) accepted as Websterinereis glauca (Claparède, 1870) (basis of record)
Leptonereis glauca (Claparède, 1870) accepted as Websterinereis glauca (Claparède, 1870) (source of synonymy)
Levinsenia gracilis (Tauber, 1879) (additional source)
Lumbrineris fragilis (O.F. Müller, 1776) accepted as Scoletoma fragilis (O.F. Müller, 1776) (basis of record)
Lumbrineris tetraura (Schmarda, 1861) accepted as Scoletoma tetraura (Schmarda, 1861) (basis of record)
Macrochaeta clavicornis (M. Sars, 1835) (additional source)
Malacoceros fuliginosus (Claparède, 1868) (additional source)
Malacoceros vulgaris (Johnston, 1827) (additional source)
Maldane sarsi Malmgren, 1865 (additional source)
Malmgrenia andreapolis McIntosh, 1874 (additional source)
Malmgrenia castanea McIntosh, 1876 (source of synonymy)
Malmgrenia lunulata (Delle Chiaje, 1830) (source of synonymy)
Malmgrenia mcintoshi (Tebble & Chambers, 1982) (additional source)
Malmgreniella andreapolis (McIntosh, 1874) accepted as Malmgrenia andreapolis McIntosh, 1874 (additional source)
Malmgreniella castanea (McIntosh, 1876) accepted as Malmgrenia castanea McIntosh, 1876 (additional source)
Malmgreniella lunulata (Delle Chiaje, 1830) accepted as Malmgrenia lunulata (Delle Chiaje, 1830) (additional source)
Malmgreniella mcintoshi (Tebble & Chambers, 1982) accepted as Malmgrenia mcintoshi (Tebble & Chambers, 1982) (additional source)
Melinna cristata (M. Sars, 1851) (additional source)