Brachionidae Ehrenberg, 1838 (taxonomy source)
Brachionus Pallas, 1766 (taxonomy source)
Brachionus angularis Gosse, 1851 (additional source)
Brachionus angularis bidens Plate, 1886 (additional source)
Brachionus diversicornis (Daday, 1883) (additional source)
Brachionus quadridentatus Hermann, 1783 (additional source)
Brachionus rotundiformis Tschugunoff, 1921 (additional source)
Brachionus rubens Ehrenberg, 1838 (additional source)
Brachionus urceolaris Müller, 1773 (additional source)
Colurella Bory De St. Vincent, 1823 (taxonomy source)
Colurella adriatica Ehrenberg, 1831 (additional source)
Colurella colurus (Ehrenberg, 1830) (additional source)
Euchlanidae Ehrenberg, 1838 (taxonomy source)
Euchlanis Ehrenberg, 1830 (taxonomy source)
Euchlanis dilatata Ehrenberg, 1830 (additional source)
Hexarthra Schmarda, 1854 (taxonomy source)
Hexarthra fennica (Levander, 1892) (additional source)
Hexarthridae Bartos, 1959 (taxonomy source)
Kellicottia Ahlstrom, 1938 (taxonomy source)
Kellicottia longispina (Kellicott, 1879) (additional source)
Keratella Bory de St. Vincent, 1822 (taxonomy source)
Keratella cochlearis (Gosse, 1851) (additional source)
Keratella cruciformis (Thompson, 1892) (additional source)
Keratella quadrata (Müller, 1786) (additional source)
Keratella quadrata dispersa Carlin, 1943 (additional source)
Keratella tecta (Gosse, 1851) (additional source)
Keratella tropica (Apstein, 1907) (additional source)
Keratella valga (Ehrenberg, 1834) (additional source)
Lepadellidae Harring, 1913 (taxonomy source)
Notholca Gosse, 1886 (taxonomy source)
Notholca acuminata (Ehrenberg, 1832) (additional source)
Notholca striata (Müller, 1786) (additional source)
Testudinella Bory de St. Vincent, 1826 (taxonomy source)
Testudinellidae Harring, 1913 (taxonomy source)
Trichocerca capucina (Wierzejski & Zacharias, 1893) (additional source)
Trichocerca marina (Lie-Pettersen, 1905) (additional source)
Trichocerca rattus (Müller, 1776) (additional source)
Trichocercidae Harring, 1913 (taxonomy source)