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 Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria Cavalier-Smith, 2021
                 Clade dorsates Cavalier-Smith, 2021
                   Clade podiates Cavalier-Smith, 2012
                     [crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                       [crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                         [crown] Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
                           Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                             Class Ichthyosporea Cavalier-Smith, 1998 [coordinate rank]
                               Order Ichthyophonidaᵀ Cavalier-Smith, 1998
                                 1 Family Creolimacidae Cavalier-Smith, 2012
                                 2.1 Family Psorospermidae Cavalier-Smith, 2012 [monotypic]
                                 2.2.1.1 Genus Caullerya Chatton, 1907 [monotypic]
                                 2.2.1.2 Family Piridae Cavalier-Smith, 2012
                                 2.2.2.1 Family Ichthyophonidaeᵀ Cavalier-Smith, 2012 [monotypic]
                                 2.2.2.2.1 Family Amoebidiidae Kirk, Cannon & David, 2001 [paraphyletic]
                                 2.2.2.2.1.n Family Paramoebidiidae Reynolds & White, 2017 [monotypic]
                                 2.2.2.2.2 Family Eccrinidae Kirk, Cannon & David, 2001 [paraphyletic]
                                 2.2.2.2.2.n Family Parataeniellidae Manier & Lichtwardt, 1968 [monotypic]