Argonotholca Gillard, 1948 accepted as Notholca Gosse, 1886 (basis of record)
Argonotholca foliacea (Ehrenberg, 1838) accepted as Notholca foliacea (Ehrenberg, 1838) (basis of record)
Ascomorpha Perty, 1850 (basis of record)
Ascomorpha ecaudatus Perty, 1850 accepted as Ascomorpha ecaudis Perty, 1850 (basis of record)
Ascomorpha ovalis (Bergendahl, 1892) (basis of record)
Aspelta Harring & Myers, 1928 (basis of record)
Aspelta baltica Remane, 1929 (basis of record)
Aspelta clydona Harring & Myers, 1928 (basis of record)
Aspelta harringi Remane, 1929 (basis of record)
Aspelta reibischi (Remane, 1929) (basis of record)
Asplanchna Gosse, 1850 (basis of record)
Asplanchna brightwellii Gosse, 1850 (basis of record)
Asplanchna priodonta Gosse, 1850 (basis of record)
Asplanchnidae Eckstein, 1883 (basis of record)
Brachionidae Ehrenberg, 1838 (basis of record)
Brachionus Pallas, 1766 (basis of record)
Brachionus angularis Gosse, 1851 (basis of record)
Brachionus calyciflorus Pallas, 1766 (basis of record)
Brachionus leydigii Cohn, 1862 (basis of record)
Brachionus plicatilis Müller, 1786 (basis of record)
Brachionus quadridentatus Hermann, 1783 (basis of record)
Brachionus rubens Ehrenberg, 1838 (basis of record)
Brachionus urceolaris Müller, 1773 (basis of record)
Cephalodella Bory de St. Vincent, 1826 (basis of record)
Cephalodella gibba (Ehrenberg, 1830) (basis of record)
Collotheca Harring, 1913 (basis of record)
Collotheca mutabilis (Hudson, 1885) (basis of record)
Collotheca pelagica (Rousselet, 1893) (basis of record)
Collothecidae (basis of record)
Colurella Bory De St. Vincent, 1824 (basis of record)
Colurella colurus (Ehrenberg, 1830) (basis of record)
Colurella dicentra (Gosse, 1887) (basis of record)
Conochilidae (basis of record)
Conochilus Ehrenberg, 1834 (basis of record)
Conochilus hippocrepis (Schrank, 1803) (basis of record)
Conochilus unicornis Rousselet, 1892 (basis of record)
Dicranophoridae Harring, 1913 (basis of record)
Encentrum Ehrenberg, 1838 (basis of record)
Encentrum ambiguum Tzschaschel, 1979 accepted as Wierzejskiella ambigua (Tzschaschel, 1979) (basis of record)
Encentrum axi Tzschaschel, 1979 (basis of record)
Encentrum cruentum Harring & Myers, 1928 (basis of record)
Encentrum eulitorale Tzschaschel, 1979 (basis of record)
Encentrum kostei Tzschaschel, 1979 (basis of record)
Encentrum limicola Otto, 1936 (basis of record)
Encentrum listense Tzschaschel, 1979 (basis of record)
Encentrum longirostrum Tzschaschel, 1979 (basis of record)
Encentrum marinum (Dujardin, 1841) (basis of record)
Encentrum matthesi Remane, 1949 (basis of record)
Encentrum obesum Tzschaschel, 1979 (basis of record)
Encentrum permutandum Tzschaschel, 1979 (basis of record)
Encentrum psammophilum Althaus, 1957 (basis of record)
Encentrum rousseleti (Lie-Pettersen, 1905) (basis of record)
Encentrum sacculiforme Tzschaschel, 1979 (basis of record)
Encentrum simillimum Remane, 1929 (basis of record)
Encentrum striatum Althaus, 1957 (basis of record)
Encentrum villosum Harring & Myers, 1928 (basis of record)
Encentrum wierzejskii Tzschaschel, 1979 accepted as Wierzejskiella marina Remane, 1949 (basis of record)
Euchlanis Ehrenberg, 1832 (basis of record)
Euchlanis dilatata Ehrenberg, 1832 (basis of record)
Filinia Bory de St. Vincent, 1824 (basis of record)
Filinia brachiata (Rousselet, 1901) (basis of record)
Filinia cornuta (Weisse, 1847) (basis of record)
Filinia longiseta (Ehrenberg, 1834) (basis of record)
Filinia terminalis (Plate, 1886) (basis of record)
Gastropodidae Harring, 1913 (basis of record)
Hexarthra Schmarda, 1854 (basis of record)
Hexarthra fennica (Levander, 1892) (basis of record)
Hexarthra mira (Hudson, 1871) (basis of record)
Kellicottia Ahlstrom, 1938 (basis of record)
Kellicottia longispina (Kellicott, 1879) (basis of record)
Keratella Bory de St. Vincent, 1822 (basis of record)
Keratella cochlearis (Gosse, 1851) (basis of record)
Keratella cruciformis (Thompson, 1892) (basis of record)
Keratella quadrata (Müller, 1786) (basis of record)
Keratella testudo (Ehrenberg, 1832) (basis of record)
Lecane Nitzsch, 1827 (basis of record)
Lecane cornuta (Müller, 1786) (basis of record)
Lecane grandis (Murray, 1913) (basis of record)
Lecanidae Remane, 1933 (basis of record)
Lepadella Bory de St. Vincent, 1826 (basis of record)
Lepadella (Lepadella) psammophila Tzschaschel, 1979 represented as Lepadella psammophila Tzschaschel, 1978 (basis of record)
Lindia Dujardin, 1841 (basis of record)
Lindia (Halolindia) tecusa Harring & Myers, 1922 (basis of record)
Lindiidae Harring & Myers, 1924 (basis of record)
Mytilina Bory de St. Vincent, 1826 (basis of record)
Mytilina videns (Levander, 1894) (basis of record)
Notholca Gosse, 1886 (basis of record)
Notholca acuminata (Ehrenberg, 1832) (basis of record)
Notholca labis Gosse, 1887 (basis of record)
Notholca psammarina Buchholz & Ruhmann, 1956 (basis of record)
Notholca striata (Müller, 1786) (basis of record)
Notommatidae Hudson & Gosse, 1886 (basis of record)
Paradicranophorus Wiszniewski, 1929 (basis of record)
Paradicranophorus hudsoni (Glascott, 1893) (basis of record)
Philodinidae Ehrenberg, 1838 (basis of record)
Ploesoma Herrick, 1885 (basis of record)
Ploesoma hudsoni (Imhof, 1891) (basis of record)
Ploesoma truncatum (Levander, 1894) (basis of record)
Polyarthra Ehrenberg, 1834 (basis of record)
Polyarthra dolichoptera Idelson, 1925 (basis of record)

European waters (ERMS scope) for Argonotholca foliacea (Ehrenberg, 1838) 
European waters (ERMS scope) for Ascomorpha ecaudatus Perty, 1850 
European waters (ERMS scope) for Ascomorpha ovalis (Bergendahl, 1892) 
European waters (ERMS scope) for Aspelta baltica Remane, 1929 
European waters (ERMS scope) for Aspelta clydona Harring & Myers, 1928 
European waters (ERMS scope) for Aspelta harringi Remane, 1929 
European waters (ERMS scope) for Aspelta reibischi (Remane, 1929) 
European waters (ERMS scope) for Asplanchna brightwellii Gosse, 1850 
European waters (ERMS scope) for Asplanchna priodonta Gosse, 1850 
European waters (ERMS scope) for Brachionus angularis Gosse, 1851 
European waters (ERMS scope) for Brachionus calyciflorus Pallas, 1766 
European waters (ERMS scope) for Brachionus leydigii Cohn, 1862 
European waters (ERMS scope) for Brachionus plicatilis Müller, 1786 
European waters (ERMS scope) for Brachionus quadridentatus Hermann, 1783 
European waters (ERMS scope) for Brachionus rubens Ehrenberg, 1838 
European waters (ERMS scope) for Brachionus urceolaris Müller, 1773 
European waters (ERMS scope) for Cephalodella gibba (Ehrenberg, 1830) 
European waters (ERMS scope) for Collotheca mutabilis (Hudson, 1885) 
European waters (ERMS scope) for Collotheca pelagica (Rousselet, 1893) 
European waters (ERMS scope) for Colurella colurus (Ehrenberg, 1830) 
European waters (ERMS scope) for Colurella dicentra (Gosse, 1887) 
European waters (ERMS scope) for Conochilus hippocrepis (Schrank, 1803) 
European waters (ERMS scope) for Conochilus unicornis Rousselet, 1892 
European waters (ERMS scope) for Encentrum ambiguum Tzschaschel, 1979 
European waters (ERMS scope) for Encentrum axi Tzschaschel, 1979 
European waters (ERMS scope) for Encentrum cruentum Harring & Myers, 1928 
European waters (ERMS scope) for Encentrum eulitorale Tzschaschel, 1979 
European waters (ERMS scope) for Encentrum kostei Tzschaschel, 1979 
European waters (ERMS scope) for Encentrum limicola Otto, 1936 
European waters (ERMS scope) for Encentrum listense Tzschaschel, 1979 
European waters (ERMS scope) for Encentrum longirostrum Tzschaschel, 1979 
European waters (ERMS scope) for Encentrum marinum (Dujardin, 1841) 
European waters (ERMS scope) for Encentrum matthesi Remane, 1949 
European waters (ERMS scope) for Encentrum obesum Tzschaschel, 1979 
European waters (ERMS scope) for Encentrum permutandum Tzschaschel, 1979 
European waters (ERMS scope) for Encentrum psammophilum Althaus, 1957 
European waters (ERMS scope) for Encentrum rousseleti (Lie-Pettersen, 1905) 
European waters (ERMS scope) for Encentrum sacculiforme Tzschaschel, 1979 
European waters (ERMS scope) for Encentrum simillimum Remane, 1929 
European waters (ERMS scope) for Encentrum striatum Althaus, 1957 
European waters (ERMS scope) for Encentrum villosum Harring & Myers, 1928 
European waters (ERMS scope) for Encentrum wierzejskii Tzschaschel, 1979 
European waters (ERMS scope) for Euchlanis dilatata Ehrenberg, 1832 
European waters (ERMS scope) for Filinia brachiata (Rousselet, 1901) 
European waters (ERMS scope) for Filinia cornuta (Weisse, 1847) 
European waters (ERMS scope) for Filinia longiseta (Ehrenberg, 1834) 
European waters (ERMS scope) for Filinia terminalis (Plate, 1886) 
European waters (ERMS scope) for Hexarthra fennica (Levander, 1892) 
European waters (ERMS scope) for Hexarthra mira (Hudson, 1871) 
European waters (ERMS scope) for Kellicottia longispina (Kellicott, 1879) 
European waters (ERMS scope) for Keratella cochlearis (Gosse, 1851) 
European waters (ERMS scope) for Keratella cruciformis (Thompson, 1892) 
European waters (ERMS scope) for Keratella quadrata (Müller, 1786) 
European waters (ERMS scope) for Keratella testudo (Ehrenberg, 1832) 
European waters (ERMS scope) for Lecane cornuta (Müller, 1786) 
European waters (ERMS scope) for Lecane grandis (Murray, 1913) 
European waters (ERMS scope) for Lepadella (Lepadella) psammophila Tzschaschel, 1979 
European waters (ERMS scope) for Lindia (Halolindia) tecusa Harring & Myers, 1922 
European waters (ERMS scope) for Mytilina videns (Levander, 1894) 
European waters (ERMS scope) for Notholca acuminata (Ehrenberg, 1832) 
European waters (ERMS scope) for Notholca labis Gosse, 1887 
European waters (ERMS scope) for Notholca psammarina Buchholz & Ruhmann, 1956 
European waters (ERMS scope) for Notholca striata (Müller, 1786) 
European waters (ERMS scope) for Paradicranophorus hudsoni (Glascott, 1893) 
European waters (ERMS scope) for Ploesoma hudsoni (Imhof, 1891) 
European waters (ERMS scope) for Ploesoma truncatum (Levander, 1894) 
European waters (ERMS scope) for Polyarthra dolichoptera Idelson, 1925 
European waters (ERMS scope) for Polyarthra remata Skorikov, 1896 
European waters (ERMS scope) for Polyarthra vulgaris Carlin, 1943 
European waters (ERMS scope) for Pompholyx sulcata Hudson, 1885 
European waters (ERMS scope) for Proales germanica Tzschaschel, 1979 
European waters (ERMS scope) for Proales halophila Remane, 1929 
European waters (ERMS scope) for Proales longipes Remane 
European waters (ERMS scope) for Proales oculata Tzschaschel, 1979 
European waters (ERMS scope) for Proales paguri Thane-Fenchel, 1966 
European waters (ERMS scope) for Proales reinhardti (Ehrenberg, 1834) 
European waters (ERMS scope) for Proales syltensis Tzschaschel, 1979 
European waters (ERMS scope) for Pseudonotholca japonica Marukawa, 1928 
European waters (ERMS scope) for Rotaria citrina (Ehrenberg, 1838) 
European waters (ERMS scope) for Seison annulatus Claus, 1876 
European waters (ERMS scope) for Seison nebaliae Grube, 1861 
European waters (ERMS scope) for Synchaeta atlantica Zelinka, 1907 
European waters (ERMS scope) for Synchaeta bacillifera Smirnov, 1933 
European waters (ERMS scope) for Synchaeta baltica Ehrenberg, 1834 
European waters (ERMS scope) for Synchaeta bicornis Smith, 1904 
European waters (ERMS scope) for Synchaeta cecilia Rousselet, 1902 
European waters (ERMS scope) for Synchaeta curvata Lie-Pettersen, 1905 
European waters (ERMS scope) for Synchaeta fennica Rousselet, 1909 
European waters (ERMS scope) for Synchaeta glacialis Smirnov, 1932 
European waters (ERMS scope) for Synchaeta grimpei Remane, 1929 
European waters (ERMS scope) for Synchaeta gyrina Hood, 1887 
European waters (ERMS scope) for Synchaeta hyperborea Smirnov, 1932 
European waters (ERMS scope) for Synchaeta johanseni Harring, 1921 
European waters (ERMS scope) for Synchaeta littoralis Rousselet, 1902 
European waters (ERMS scope) for Synchaeta longipes Gosse, 1887 
European waters (ERMS scope) for Synchaeta monopus Plate, 1889 
European waters (ERMS scope) for Synchaeta neapolitana Rousselet, 1902 
European waters (ERMS scope) for Synchaeta pectinata Ehrenberg, 1832 
European waters (ERMS scope) for Synchaeta stylata Wierzejski, 1893 
European waters (ERMS scope) for Synchaeta tamara Smirnov, 1932