Aglaophamus Kinberg, 1866 (additional source)
Alciopini Ehlers, 1864 (additional source)
Alentia Malmgren, 1865 (additional source)
Amage Malmgren, 1866 (additional source)
Amblyosyllis Grube, 1857 (additional source)
Ammotrypane Rathke, 1843 accepted as Ophelina Örsted, 1843 (status source)
Ampharete Malmgren, 1866 (additional source)
Ampharetidae Malmgren, 1866 (additional source)
Amphicteis Grube, 1850 (additional source)
Amphiglena Claparède, 1864 (additional source)
Amphinomida (basis of record)
Amphinomidae Lamarck, 1818 (additional source)
Amphitrite Müller, 1771 (additional source)
Amphitritinae Malmgren, 1866 accepted as Terebellinae Johnston, 1846 (basis of record)
Ancistrosyllis McIntosh, 1878 (additional source)
Ancistrosyllis groenlandica McIntosh, 1878 (additional source)
Anobothrus Levinsen, 1884 (additional source)
Aphrodita Linnaeus, 1758 (additional source)
Aphroditidae Malmgren, 1867 (additional source)
Aphroditiformia (additional source)
Apistobranchidae Mesnil & Caullery, 1898 (additional source)
Apistobranchus Levinsen, 1884 (additional source)
Apomatus Philippi, 1844 (additional source)
Arabellidae Hartman, 1944 accepted as Oenonidae Kinberg, 1865 (additional source)
Arenicolidae Johnston, 1835 (additional source)
Aricia Savigny, 1822 accepted as Orbinia Quatrefages, 1866 (additional source)
Aricidea Webster, 1879 (additional source)
Artacama Malmgren, 1866 (additional source)
Artacama proboscidea Malmgren, 1866 (additional source)
Asclerocheilus Ashworth, 1901 (additional source)
Augeneria Monro, 1930 (additional source)
Austrolaenilla Bergström, 1916 (additional source)
Autolytinae Langerhans, 1879 (additional source)
Autolytus Grube, 1850 accepted as Myrianida Milne Edwards, 1845 (additional source)
Axionice Malmgren, 1866 (additional source)
Axiothella Verrill, 1900 (additional source)
Bispira Krøyer, 1856 (additional source)
Brada Stimpson, 1853 (additional source)
Brania Quatrefages, 1866 (additional source)
Braniella Hartman, 1965 accepted as Anguillosyllis Day, 1963 (additional source)
Capitella Blainville, 1828 (additional source)
Capitellida (basis of record)
Capitellidae Grube, 1862 (taxonomy source)
Caulleriella Chamberlin, 1919 (additional source)
Ceratocephale Malmgren, 1867 (additional source)
Ceratocephale loveni Malmgren, 1867 (additional source)
Chaetopteridae Audouin & Milne Edwards, 1833 (additional source)
Chaetopteriformia (basis of record)
Chaetopterus Cuvier, 1830 (additional source)
Chaetozone Malmgren, 1867 (additional source)
Chaetozone setosa Malmgren, 1867 (additional source)
Chone Krøyer, 1856 (additional source)
Chrysopetalacea (basis of record)
Chrysopetalidae Ehlers, 1864 (additional source)
Cirratulidae Ryckholt, 1851 (additional source)
Cirratuliformia (basis of record)
Cirratulus Lamarck, 1818 (additional source)
Cirriformia Hartman, 1936 (additional source)
Cirrophorus Ehlers, 1908 (additional source)
Clymenella Verrill, 1873 (additional source)
Cossura Webster & Benedict, 1887 (additional source)
Cossurida (basis of record)
Cossuridae Day, 1963 (additional source)
Demonax Kinberg, 1867 accepted as Parasabella Bush, 1905 (additional source)
Diopatra Audouin & Milne Edwards, 1833 (additional source)
Dioplosyllis Gidholm, 1962 (additional source)
Diplocirrus Haase, 1915 (additional source)
Dipolydora Verrill, 1881 (additional source)
Dorvilleidae Chamberlin, 1919 (additional source)
Drilonereis Claparède, 1870 (additional source)
Dysponetus Levinsen, 1879 (additional source)
Ehlersia Quatrefages, 1866 accepted as Syllis Lamarck, 1818 (additional source)
Enapteris Rosa, 1908 (additional source)
Enipo Malmgren, 1865 (additional source)
Ephesia Rathke, 1843 accepted as Sphaerodorum Örsted, 1843 (additional source)
Ephesiella Chamberlin, 1919 (additional source)
Euchone Malmgren, 1866 (additional source)
Euclymeninae Arwidsson, 1906 (additional source)
Eucranta Malmgren, 1865 (additional source)
Eunereis Malmgren, 1865 (additional source)
Eunice Cuvier, 1817 (additional source)
Eunicea (additional source)
Eunicida (basis of record)
Eunicidae Berthold, 1827 (additional source)
Eunoe Malmgren, 1865 (additional source)
Eurysyllis Ehlers, 1864 (additional source)
Eusyllinae Malaquin, 1893 (additional source)
Eusyllis Malmgren, 1867 (additional source)
Euzonus Grube, 1866 accepted as Thoracophelia Ehlers, 1897 (additional source)
Exogone Örsted, 1845 (additional source)
Exogoninae Langerhans, 1879 (basis of record)
Fauveliopsida (basis of record)
Fauveliopsidae Hartman, 1971 (additional source)
Fauveliopsis McIntosh, 1922 (additional source)
Filograninae Rioja, 1923 (additional source)
Flabelligera Sars, 1829 (additional source)
Flabelligerida (basis of record)
Galathowenia Kirkegaard, 1959 (additional source)
Genetyllis Malmgren, 1865 accepted as Nereiphylla Blainville, 1828 (additional source)
Glycera Lamarck, 1818 (additional source)