Lebewesen
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Superkingdom Eukaryonta
 see Domain Eukaryota Chatton, 1925
    
 Suprakingdom Contophora (T. Christensen, 1962)
      
 Kingdom Chromophytobionta
        
 Infrakingdom Choanobionta
 see Phylum Choanoflagellata Kent, 1880
          
 1 Phylum Craspedophyta
 see Phylum Choanozoa Cavalier-Smith, 1981