Acanthoecidae Norris, 1965 (additional source)
Acineta Ehrenberg, 1834 (basis of record)
Acinetidae Stein, 1859 (basis of record)
Aconchulinida (basis of record)
Acrosiphoniales (basis of record)
Amoebida (basis of record)
Amphidinium Claperède & Lachmann, 1859 (additional source)
Amphileptidae Bütschli, 1889 (basis of record)
Apodogaster Walsh, 1891 (basis of record)
Ardeidae Vigors, 1825 (basis of record)
Aspidisca Ehrenberg, 1830 (basis of record)
Aspidiscidae Ehrenberg, 1830 (basis of record)
Austrodecidae Stock, 1954 (additional source)
Austrodecidae Stock, 1954 (basis of record)
Bangiales (basis of record)
Bangiophycidae (basis of record)
Bivalvulida (additional source)
Blepharocysta Ehrenberg, 1873 (additional source)
Bodo Ehrenberg, 1832 (basis of record)
Bodonidae Bütschli, 1887 (basis of record)
Bryopsidales (basis of record)
Calyptrosphaeraceae Boudreaux & Hay, 1969 (additional source)
Ceramiales (additional source)
Ceratiaceae Kofoid, 1907 (additional source)
Ceratium F.Schrank, 1793 (additional source)
Chaetophorales (basis of record)
Charadriidae Vigors, 1825 (basis of record)
Chlamydodontina accepted as Chlamydodontida (basis of record)
Chlorodendrales (basis of record)
Choanoflagellida (basis of record)
Ciconiidae Sundevall, 1836 (basis of record)
Ciconiiformes (basis of record)
Cladophorales (basis of record)
Coccosphaerales (basis of record)
Codonellidae Kent, 1881 (basis of record)
Codosigidae (additional source)
Colepidae Ehrenberg, 1838 (basis of record)
Colossendeidae Jarzynsky, 1870 (additional source)
Colossendeidae Jarzynsky, 1870 (basis of record)
Condylostoma Bory de St. Vincent, 1824 (basis of record)
Condylostomatidae Kahl in Doflein & Reichenow, 1929 (additional source)
Coxliella Brandt (basis of record)
Cryptomonadaceae Ehrenberg, 1831 (basis of record)
Cryptomonadales (basis of record)
Cyclidiidae Ehrenberg, 1838 (basis of record)
Cyclidium O.F. Müller, 1773 (basis of record)
Cyrtophorida (basis of record)
Desmarestiales (basis of record)
Dicyemida (additional source)
Didiniidae Poche, 1913 (basis of record)
Dinophyceae (basis of record)
Dinophycidae (basis of record)
Dinophysiaceae Bütschli, 1885 accepted as Dinophysaceae Bütschli, 1885 (basis of record)
Dinophysiales accepted as Dinophysales (additional source)
Dinophysis Ehrenberg, 1839 (additional source)
Dinosphaeraceae Lindemann, 1928 (basis of record)
Diophrys Dujardin, 1841 (basis of record)
Dysteriidae Claparède & Lachmann, 1858 (basis of record)
Dysteriina (basis of record)
Ectocarpales (basis of record)
Enchelyidae Ehrenberg, 1838 (basis of record)
Euglenales (basis of record)
Euplotes O.F. Müller, 1786 (basis of record)
Euplotidae Ehrenberg, 1838 (basis of record)
Eutreptiales (basis of record)
Filosa (basis of record)
Florideophycidae accepted as Florideophyceae (basis of record)
Folliculinidae Dons, 1914 (basis of record)
Foraminiferida accepted as Foraminifera (additional source)
Frontonia Ehrenberg, 1838 (basis of record)
Frontoniidae Kahl, 1926 (basis of record)
Fucales (basis of record)
Gigartinales (additional source)
Gymnamoebia (basis of record)
Gymnodiniaceae Lankester, 1885 (additional source)
Gymnodiniales (additional source)
Gymnodinium F.Stein, 1878 (additional source)
Gymnostomata (basis of record)
Gyrodinium Kofoid & Swezy, 1921 (additional source)
Halosphaeraceae Haeckel, 1894 (basis of record)
Haptorida (basis of record)
Heterotrichida (basis of record)
Holosticha Wrześniowski, 1877 (basis of record)
Hymenostomatia (basis of record)
Hypostomata (basis of record)
Isochrysidales (basis of record)
Katodinium Fott, 1957 (additional source)
Kinetofragminophora (basis of record)
Lacrymaria Bory de St. Vincent, 1824 (basis of record)
Litonotus Wresniowski, 1870 (basis of record)
Lituoloidea Blainville, 1827 (basis of record)
Lobosa accepted as Lobosea accepted as Tubulinea (additional source)
Loxophyllum Dujardin, 1840 (basis of record)
Mastigophora accepted as Myzozoa (basis of record)
Mesodinium von Stein (basis of record)
Mesoporos Lillick, 1937 (additional source)
Metacylididae Kofoid & Campbell, 1929 (basis of record)
Mischococcales (basis of record)
Myxosporea (additional source)
Nucleariidae (basis of record)