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 Arthropoda Siebold, 1848 - arthropods
          
 Subphylum Crustacea Brünnich, 1772 - crustaceans
 see Superclass Crustacea Pennant, 1777
            
 Class Ostracoda Latreille, 1802 - ostracods
              
 Subclass Podocopa Sars, 1866
                
 Order Podocopina Sars, 1866
 see Order Podocopida (Sars, 1866) G.W. Müller, 1894
                  
 Superfamily Cytheroidea Baird, 1850
                    
 Family Paracytheridae Puri, 1974
 see Family Paradoxostomatidae Brady & Norman, 1889