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 Mollusca Linnaeus, 1758 - molluscs
          
 Class Gastropoda Cuvier, 1795 - snails and slugs
            
 Subclass Pulmonata Cuvier, 1814 - land snails and slugs
 see Order Pulmonata Cuvier, 1814
              
 Order Stylommatophora Schmidt, 1855
 see Infraorder Stylommatophora Schmidt, 1855
                
 Suborder Sigmurethra Pilsbry, 1900
 see Group Sigmurethra Pilsbry, 1900
                  
 Infraorder Holopoda
                    
 Superfamily Polygyracea
                      
 Family Thysanophoridae Pilsbry, 1926
                        
 1 Genus Thysanophora Strebel & Pfeffer, 1880
                        
 2 Genus Microconus Strebel & Pfeffer, 1880
                        
 3 Genus Microphysula Cockerell, 1926
                        
 4 Genus Mcleania Bequaert & Clench, 1939