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 Nemertea Schultze, 1851 - ribbon worms
          
 Class Anopla
 see Phylum Nemertea Schultze, 1851
            
 Order Palaeonemertea Hubrecht, 1879
 see Phylum Nemertea Schultze, 1851
              
 Family Hubrechtidae
                
 Genus Hubrechtia Bürger, 1892
                  
 Hubrechtia desiderata (Kennel, 1891)