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 Acanthocephala Kohlreuther, 1771 - acanthocephalans
 see [unranked] Acanthocephala Kohlreuther, 1771
          
 Class Palaeacanthocephala (Meyer, 1931)
            
 Order Polymorphida Petrochenko, 1956
              
 Family Plagiorhynchidae Meyer, 1931
                
 Subfamily Porrorchinae Golvan, 1956
                  
 Genus Pseudolueheia Schmidt & Kuntz, 1967