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
              
 Clade discaria Cavalier-Smith, 2021
                
 Clade natates Cavalier-Smith, 2021
                  
 Clade photaria Cavalier-Smith, 2021
                    
 Clade Discoba Simpson 2009
                      
 Superphylum Discicristata Cavalier-Smith, 1998 [coordinate rank]
                        
 Phylum Percolozoa Cavalier-Smith, 1992
                          
 Subphylum Tetramitiaᵀ Cavalier-Smith, 1993
                            
 Infraphylum Eutetramitia Hanousková, Táborský & Čepička, 2018
                              
 Class Lyromonadea Cavalier-Smith, 1993
                                
 Order Lyromonadidaᵀ Cavalier-Smith, 1993 - lyromonads
                                  
 Genus Heteramoeba Droop, 1962
                                    
 Heteramoeba clara M.R. Droop, 1962