Acartia clausi Giesbrecht, 1889 represented as Acartia clausii Giesbrecht, 1889 represented as Acartia (Acartiura) clausi Giesbrecht, 1889 (additional source)
Acartia tonsa Dana, 1849-1852 represented as Acartia (Acanthacartia) tonsa Dana, 1849-1852 (additional source)
Ameira parvula (Claus, 1866) (additional source)
Anisakis simplex (Rudolphi, 1809) Dujardin, 1845 (additional source)
Anoplostoma Bütschli, 1874 (additional source)
Apherusa bispinosa (Spence Bate, 1857) (additional source)
Araeolaimus de Man, 1888 (additional source)
Aricidea Webster, 1879 (additional source)
Ascarophis van Beneden, 1871 (additional source)
Axonolaimus de Man, 1889 (additional source)
Balanus improvisus Darwin, 1854 accepted as Amphibalanus improvisus (Darwin, 1854) (additional source)
Bathylaimus Cobb, 1894 (additional source)
Beroe Browne, 1756 accepted as Beroe O.F. Müller, 1776 (additional source)
Bosmina (Bosmina) longirostris (O.F. Müller, 1785) (additional source)
Bothriocephalus Rudolphi, 1808 (additional source)
Bothriocephalus scorpii (Müller, 1776) Cooper, 1917 (additional source)
Brania clavata (Claparède, 1863) accepted as Salvatoria clavata (Claparède, 1863) (additional source)
Calyptronema Marion, 1870 (additional source)
Camacolaimus de Man, 1889 accepted as Deontolaimus de Man, 1880 (additional source)
Canuella perplexa Scott T. & Scott A., 1893 (additional source)
Capitella Blainville, 1828 (additional source)
Capitella capitata (Fabricius, 1780) (additional source)
Centroderes Zelinka, 1907 (additional source)
Cerebratulus [Renier], [1804] (additional source)
Chironomus Meigen, 1803 (additional source)
Chromadora Bastian, 1865 (additional source)
Chromadora nudicapitata Bastian, 1865 (additional source)
Chromadorina (additional source)
Chromadorita Filipjev, 1922 (additional source)
Chydorus sphaericus (O.F. Müller, 1776) (additional source)
Clymenura Verrill, 1900 (additional source)
Clytia Lamouroux, 1812 (additional source)
Clytia hemisphaerica (Linnaeus, 1767) (additional source)
Cobbia de Man, 1907 (additional source)
Colurella Bory De St. Vincent, 1824 (additional source)
Conopeum reticulum (Linnaeus, 1767) (additional source)
Cyatholaimus Bastian, 1865 (additional source)
Cyclopina gracilis Claus, 1863 (additional source)
Dactylopusia tisboides (Claus, 1863) (additional source)
Daptonema Cobb, 1920 (additional source)
Desmoscolex Claparède, 1863 (additional source)
Diplolaimella Allgén, 1929 (additional source)
Diplostomum spathaceum (Rudolphi, 1819) Olsson, 1876 (additional source)
Echeneibothrium variabile Van Beneden, 1850 (additional source)
Echinoderes Claparède, 1863 (additional source)
Ectinosoma melaniceps Boeck, 1865 (additional source)
Edwardsia Quatrefages, 1842 (additional source)
Enoplus Dujardin, 1845 (additional source)
Eulalia Savigny, 1822 (additional source)
Eulalia viridis (Linnaeus, 1767) (additional source)
Eurytemora affinis (Poppe, 1880) accepted as Eurytemora affinis affinis (Poppe, 1880) (additional source)
Evadne nordmanni Lovén, 1836 (additional source)
Evadne spinifera P.E. Müller, 1867 (additional source)
Exogone Örsted, 1845 (additional source)
Fabricia sabella (Ehrenberg, 1836) accepted as Fabricia stellaris (Müller, 1774) (additional source)
Gammarellus angulosus (Rathke, 1843) (additional source)
Grillotia Guiart, 1927 (additional source)
Halalaimus de Man, 1888 (additional source)
Halanonchus Cobb, 1920 (additional source)
Halectinosoma Vervoort, 1962 (additional source)
Harmothoe imbricata (Linnaeus, 1767) (additional source)
Harpacticus uniremis Krøyer in Gaimard, 1842 represented as Harpacticus uniremis uniremis Krøyer in Gaimard, 1842-1845? (additional source)
Heteromastus filiformis (Claparède, 1864) (additional source)
Hydractinia carnea (M. Sars, 1846) accepted as Podocoryna carnea M. Sars, 1846 (additional source)
Hysterothylacium Ward & Magath, 1917 (additional source)
Hysterothylacium aduncum (Rudolphi, 1802) Deardorff & Overstreet, 1981 (additional source)
Kinorhynchus Sheremetevskij, 1974 (additional source)
Laophonte Philippi, 1840 (additional source)
Leptolaimus de Man, 1876 (additional source)
Melita Leach, 1814 (additional source)
Mesochra lilljeborgii Boeck, 1865 (additional source)
Mesochra pygmaea (Claus, 1863) represented as Mesochra pygmaea pygmaea (Claus, 1863) (additional source)
Metachromadora Filipjev, 1918 (additional source)
Metalinhomoeus de Man, 1907 (additional source)
Metis Philippi, 1843 (additional source)
Metoncholaimus Filipjev, 1918 (additional source)
Metridia lucens Boeck, 1865 represented as Metridia lucens lucens Boeck, 1865 (additional source)
Microarthridion littorale (Poppe, 1881) (additional source)
Microcalanus pusillus Sars G.O., 1903 (basis of record)
Microspio Mesnil, 1896 (additional source)
Monhystera Bastian, 1865 (additional source)
Monocelis Ehrenberg, 1831 (additional source)
Monoposthia costata (Bastian, 1865) de Man, 1889 (additional source)
Monstrilla Dana, 1849-1852 (additional source)
Neanthes succinea (Leuckart, 1847) accepted as Alitta succinea (Leuckart, 1847) (additional source)
Neochromadora Micoletzky, 1924 (additional source)
Neoechinorhynchus Hamann in Stiles & Hassall, 1905 (additional source)
Nereis zonata Malmgren, 1867 (additional source)
Obelia Péron & Lesueur, 1810 (additional source)
Obelia longissima (Pallas, 1766) (additional source)
Oikopleura (Vexillaria) dioica Fol, 1872 (additional source)
Oithona similis Claus, 1866 (additional source)
Ophelia limacina (Rathke, 1843) (additional source)
Orbinia Quatrefages, 1866 (additional source)
Oxystomina Filipjev, 1918 (additional source)
Paracanthonchus Micoletzky, 1924 (additional source)
Paralinhomoeus de Man, 1907 accepted as Linhomoeus Bastian, 1865 (additional source)
Paramonohystera Steiner, 1916 (additional source)
Parasphaerolaimus Ditlevsen, 1918 (additional source)
Perioculodes longimanus (Spence Bate & Westwood, 1868) (additional source)