[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
     Supergroup Chromalveolata Adl et al., 2005 - chromalveolates see Kingdom Chromista Caval.-Sm. (1981)
       Alveolata Cavalier-Smith, 1991 see Superphylum Alveolata Cavalier-Smith, 1991
         Ciliophora Doflein, 1901 see Phylum Ciliophora Doflein, 1901
           Intramacronucleata Lynn, 1996 see Subphylum Intramacronucleata Lynn, 1996
             Spirotrichea Bütschli, 1889 see Class Spirotrichea Bütschli, 1889
               Hypotrichia Stein, 1859 see Subclass Hypotrichia (Stein, 1859) Cavalier-Smith, 1993
                 Genus Aspidisca Ehrenberg, [1830]