Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Archaea Woese et al. 1990 [paraphyletic]
               Candidate superphylum Asgard Zaremba-Niedzwiedzka et al. 2017 [paraphyletic]
                 ["eukaryotes"] see Domain Eukaryota Chatton, 1925
                   ["oxymonads"] see [unranked] Oxymonadida Grassé, 1952
                     1 [Family "polymastigids"]
                     2 [Family "pyrsonymphids"]
                     3 [Family "oxymonads"ᵀ]