living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Status: extant
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
  Status: extant
     Kingdom Animalia Linnaeus, 1758 - animals
    Status: extant
       Subkingdom Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818
      Status: extant
         Phylum Sarcomastigophora Honigberg & Balamuth, 1963
        Status: extant
           Subphylum Mastigophora Diesing, 1866 - flagellates
          Status: extant
             Class Zoomastigophora see Class Zoomastigophorea
            Status: extant
               Order Retortamonadida Grassé, 1952 - retortamonads
              Status: extant
                 1 Family Retortamonadidae Wenrich, 1932
                Status: extant