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 dorsates Cavalier-Smith, 2021
                  
 Clade podiates Cavalier-Smith, 2012
                    
 Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                      
 Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                        
 Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
                          
 Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                            
 Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
                              
 Kingdom Animalia Linnaeus, 1758 - animals
                                
 Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
                                  
 Subkingdom Bilateria Hatschek, 1888 - bilaterians
                                    
 Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
                                      
 Infrakingdom Protostomia Grobben, 1908
                                        
 Superphylum Spiralia Schleip, 1929
                                          
 Clade Platytrochozoa Struck, Wey-Fabrizius, Golombek, Hering, Weigert, Bleidorn, Klebow, Iakovenko, Hausdorf, Petersen, Kück, Herlyn & Hankeln 2014
                                            
 Clade Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake 1995 - lophotrochozoans
                                              
 Clade Trochozoa Beklemischev, 1944 - trochozoans
                                                
 Clade Tetraneuralia Wanninger 2009
                                                  
 Phylum Mollusca Linnaeus, 1758 - molluscs
                                                    
 Subphylum Conchifera Gegenbauer, 1878
                                                      
 Ganglioneura Rudophi, 1812
                                                        
 Clade Pleistomollusca Kocot, Cannon, Todt, Citarella, Kohn, Meyer, Santos, Schander, Moroz, Lieb & Halanych 2011
                                                          
 Class Bivalvia Linnaeus, 1758 - bivalves
                                                            
 Subclass Autobranchia Grobben, 1894
                                                              
 Superorder Heteroconchia Gray, 1854
                                                                
 Clade Heterodonta Neumayr, 1884
                                                                  
 Order Venerida Gray, 1854
                                                                    
 Superfamily Cardioidea Lamarck, 1809 [monotypic]
                                                                      
 Family Cardiidaeᵀ Lamarck, 1809 - cockles
                                                                        
 Subfamily Lymnocardiinae Stoliczka, 1870
                                                                          
 Tribe Lymnocardiiniᵀ Stoliczka, 1870
                                                                            
 01 Subtribe †Acobaecardiina Paramonova, 1986
                                                                            
 02 Subtribe †Aviculocardiina Paramonova, 2001
                                                                            
 03 Subtribe †Chartoconchina Taktakishvili, 1987
                                                                            
 04 Subtribe †Chokrakiina Popov, 2001
                                                                            
 05 Subtribe †Digressodacnina Taktakishvili, 1987
                                                                            
 06 Subtribe †Lymnocardiinaᵀ Stoliczka, 1870
                                                                            
 07 Subtribe †Merklinicardiina Popov, 2001
                                                                            
 08 Subtribe †Obsoletiformina Paramonova, 2001
                                                                            
 09 Subtribe †Pachydacnina Andreescu, 1975
                                                                            
 10 Subtribe †Panticapaeina Taktakishvili, 1987
                                                                            
 11 Subtribe †Phyllocardiina Nevesskaya, 1986
                                                                            
 12 Subtribe †Planacardiina Paramonova, 2001
                                                                            
 13 Subtribe †Plicatiformina Paramonova, 2001
                                                                            
 14 Subtribe †Pontalmyrina Taktakishvili, 1987
                                                                            
 15 Subtribe †Prionopleurina Taktakishvili, 1987
                                                                            
 16 Subtribe †Pseudocatillina Taktakishvili, 1987
                                                                            
 17 Subtribe Cerastodermatina Nordsieck, 1969