[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 Excavata Cavalier-Smith, 2002 see [unranked] Excavata Cavalier-Smith, 2002
       Preaxostyla Simpson, 2003 see Phylum Preaxostyla Simpson, 2003
         1 Oxymonadida Grassé, 1952 see Order Oxymonadida Grassé, 1952
         2 Genus Trimastix Kent, 1880