[living organisms]
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Superkingdom Eukaryota Whittaker & Margulis, 1978
 see Domain Eukaryota Chatton, 1925
    
 Kingdom Protozoa Goldfuss, 1818 - protozoa
      
 Subkingdom Sarcomastigota Cavalier-Smith, 1983
 see [unranked] dorsates Cavalier-Smith, 2021
        
 Phylum Choanozoa Cavalier-Smith, 1981