Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Superclass Eopharyngia (Cavalier-Smith, 1993) Cavalier-Smith, 2003
                 1 Class Trepomonadea Cavalier-Smith, 1993
                 2 Class Retortamonadea Grassé, 1952 [monotypic]