organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Count: -
   Domain eukaryotes see Domain Eukaryota Chatton, 1925
  Count: 1k;12p;37c;157o;717f;2996g;586s; †2o;1g
     alveolates Cavalier-Smith see [unranked] Alveolata Cavalier-Smith, 1991
    Count: 3p;17c;79o;361f;1087g;202s
       Phylum Ciliophora Doflein, 1901 - ciliates
      Count: [o] 10c;57o;258f;679g;1s
         Subphylum Intramacronucleata Lynn, 1996 - amphiesmates
        Count: [o] 8c;52o;245f;647g;1s
           Class Oligohymenophorea de Puytorac et al., 1974 - oligohymenophoreans
          Count: [o] 11o;74f;176g
             Subclass Hymenostomatia (Delage & Hérouard, 1896) Cavalier-Smith, 1993 - hymenostome ciliates
            Count: [o] 1o;7f;16g
               Order Hymenostomatidaᵀ Delage & Hérouard, 1896 see Subclass Hymenostomatia (Delage & Hérouard, 1896) Cavalier-Smith, 1993
              Count: 7f;16g
                 Suborder Tetrahymenina Fauré-Fremiet, 1956 see Order Tetrahymenida Fauré-Fremiet, 1956
                Count: 5f;14g
                   1 Family Curimostomatidae Jankowski, 1968
                  Count: 1g
                   2 Family Spirozonidae Kahl, 1926
                  Count: [g] 2g
                   3 Family Tetrahymenidaeᵀ Corliss, 1952
                  Count: [g] 3g
                   4 Family Turaniellidae Didier, 1971
                  Count: [g] 2g
                   5 Family Glaucomidae Corliss, 1971
                  Count: 6g