Protozoa Goldfuss, 1818 - protozoans
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   Phylum Ascetospora Sprague, 1979 - ascetosporans see Class Ascetosporea T. Cavalier-Smith, 2002
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   01 †Acritarcha Evitt, 1963 - acritarchs
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   02 †Chitinozoa Eisenack, 1931 - chitinozoans
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   03 Phylum Sarcomastigophora Honigberg & Balamuth, 1963
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   04 Phylum Labyrinthomorpha - labyrinthomorphans see [unranked] labyrinthulids
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   05 Phylum Apicomplexa Levine, 1970 see Infraphylum Apicomplexa Levine, 1970
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   06 Phylum Microspora Sprague, 1977 - microsporans see Phylum Microsporida Balbiani, 1882
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   08 Phylum Myxozoa Grassé, 1970, incertae sedis - myxozoans see Subphylum Myxozoa Grassé, 1970
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   09 Phylum Ciliophora Doflein, 1901 - ciliates
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   10 Phylum Hemimastigophora Foissner, Blatterer & Foissner, 1988
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