Acholoe Claparède, 1870 (extant flag source)
Acholoe Claparède, 1870 (basis of record)
Ancistrosyllis McIntosh, 1879 (extant flag source)
Ancistrosyllis McIntosh, 1879 (basis of record)
Anoplopisione Laubier, 1967 (basis of record)
Anoplopisione Laubier, 1967 (extant flag source)
Arctacamella accepted as Artacamella Hartman, 1955 (extant flag source)
Arctacamella accepted as Artacamella Hartman, 1955 (basis of record)
Asteriomyzostomum Jägersten, 1940 accepted as Asteromyzostomum Wagin, 1954 (basis of record)
Asteriomyzostomum Jägersten, 1940 accepted as Asteromyzostomum Wagin, 1954 (extant flag source)
Asychia (current name source)
Asychia (basis of record)
Asychia (extant flag source)
Bathyglycinde Fauchald, 1972 (basis of record)
Bathyglycinde Fauchald, 1972 (extant flag source)
Boguella Hartman & Fauchald, 1971 (basis of record)
Boguella Hartman & Fauchald, 1971 (extant flag source)
Cabira Webster, 1879 (extant flag source)
Cabira Webster, 1879 (basis of record)
Caobangia Giard, 1893 (extant flag source)
Caobangia Giard, 1893 (basis of record)
Cenothrix Chamberlin, 1919 accepted as Arabella Grube, 1850 (basis of record)
Cenothrix Chamberlin, 1919 accepted as Arabella Grube, 1850 (extant flag source)
Chaetacanthus Seidler, 1922 (extant flag source)
Chaetacanthus Seidler, 1922 (basis of record)
Cistena Leach, 1816 accepted as Pectinaria Lamarck, 1818 (basis of record)
Cistenides Malmgren, 1866 (basis of record)
Cistenides Malmgren, 1866 (extant flag source)
Cydippe Eschscholtz, 1829 (extant flag source)
Cydippe Eschscholtz, 1829 (basis of record)
Cystimyzostomum Jagersten, 1940 (basis of record)
Cystimyzostomum Jagersten, 1940 (extant flag source)
Diopatra Audouin & Milne-Edwards, 1833 (extant flag source)
Diopatra Audouin & Milne-Edwards, 1833 (basis of record)
Drieschia Michaelsen, 1892 (extant flag source)
Drieschia Michaelsen, 1892 (basis of record)
Eisigella Gravier, 1901 (basis of record)
Elicodasia Laubier & Ramos, 1973 (basis of record)
Elicodasia Laubier & Ramos, 1973 (extant flag source)
Enoplobranchus Webster, 1879 (basis of record)
Enoplobranchus Webster, 1879 (extant flag source)
Eteonopsis Esmark, 1878 (extant flag source)
Eteonopsis Esmark, 1878 (basis of record)
Euphione McIntosh, 1885 (basis of record)
Euphione McIntosh, 1885 (extant flag source)
Euphionella Monro, 1936 (basis of record)
Euphionella Monro, 1936 (extant flag source)
Fauveliopsis McIntosh, 1922 (basis of record)
Fauveliopsis McIntosh, 1922 (extant flag source)
Filibranchus Malm, 1874 accepted as Trichobranchus Malmgren, 1866 (extant flag source)
Filibranchus Malm, 1874 accepted as Trichobranchus Malmgren, 1866 (basis of record)
Galeolaria Lamarck, 1818 (basis of record)
Gastrolepidia Schmarda, 1861 (basis of record)
Gastrolepidia Schmarda, 1861 (extant flag source)
Grubeulepis Pettibone, 1969 (basis of record)
Grubeulepis Pettibone, 1969 (extant flag source)
Gunnarea Johannson, 1927 (extant flag source)
Gunnarea Johannson, 1927 (basis of record)
Hartmaniella Imajima, 1977 (basis of record)
Hartmaniella Imajima, 1977 (extant flag source)
Helicosiphon Gravier, 1907 (extant flag source)
Helicosiphon Gravier, 1907 (basis of record)
Hermenia Grube, 1856 (basis of record)
Hermenia Grube, 1856 (extant flag source)
Ichthyotomus Eisig, 1906 (basis of record)
Ichthyotomus Eisig, 1906 (extant flag source)
Idanthyrsus Kinberg, 1876 (extant flag source)
Idanthyrsus Kinberg, 1876 (basis of record)
Ilyphagus Chamberlin, 1919 (basis of record)
Ilyphagus Chamberlin, 1919 (extant flag source)
Inermonephtys Fauchald, 1968 (extant flag source)
Inermonephtys Fauchald, 1968 (basis of record)
Iospilopsis Augener, 1922 (basis of record)
Iospilopsis Augener, 1922 (extant flag source)
Iospilus Augener, 1922 accepted as Iospilus Viguier, 1886 (basis of record)
Iospilus Augener, 1922 accepted as Iospilus Viguier, 1886 (extant flag source)
Japoeulepis Imajima, 1974 (basis of record)
Japoeulepis Imajima, 1974 (extant flag source)
Johnstonia de Quatrefages, 1849 (basis of record)
Johnstonia de Quatrefages, 1849 (extant flag source)
Kesun Chamberlin, 1919 accepted as Travisia Johnston, 1840 (basis of record)
Kesun Chamberlin, 1919 accepted as Travisia Johnston, 1840 (extant flag source)
Kuwaita Mohammad, 1973 (extant flag source)
Kuwaita Mohammad, 1973 (basis of record)
Leocrates Kinberg, 1866 (extant flag source)
Leocrates Kinberg, 1866 (basis of record)
Litocorsa Pearson, 1970 (extant flag source)
Litocorsa Pearson, 1970 (basis of record)
Loimia Malmgren, 1865 (extant flag source)
Loimia Malmgren, 1865 (basis of record)
Lopadorrhynchus Grube, 1855 (basis of record)
Lucina Bruguière, 1797 (basis of record)
Lumbrineriopsis Orensanz, 1973 (basis of record)
Lumbrineriopsis Orensanz, 1973 (extant flag source)
Lycastopsis Augener, 1922 accepted as Namanereis Chamberlin, 1919 (basis of record)
Lygdamis Kinberg, 1867 (basis of record)
Lygdamis Kinberg, 1867 (extant flag source)
Maupasia Viguier, 1886 (extant flag source)
Maupasia Viguier, 1886 (basis of record)
Megalomma Johansson, 1926 accepted as Acromegalomma Gil & Nishi, 2017 (extant flag source)