living organisms
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Superkingdom Eukaryotae
 see Domain Eukaryota Chatton, 1925
    
 Kingdom Animalia Linnaeus, 1758 - animals
      
 Subkingdom Eumetazoa Butschli, 1910
 see [unranked] Eumetazoa Bütschli, 1910
        
 Phylum Bryozoa Ehrenberg, 1831 - bryozoans
          
 Class Stenolaemata Borg, 1926
            
 Order Cyclostomata Busk, 1852
 see Order Tubuliporata
              
 Division Tubuliporina Milne Edwards, 1838
                
 1 Family Oncousoeciidae Canu, 1918
                
 2 Family Tubuliporidae Johnston, 1838
                
 3 Family Diastoporidae Busk, 1859
                
 4 Family Terviidae Jullien, 1883
                
 5 Family Mecynoeciidae Canu, 1918
                
 6 Family Diaperoeciidae Canu, 1918
                
 7 Family Hastingsiidae