Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Nematoda Gegenbaur, 1859 - round worms
     Class Enoplea Inglis, 1983
       Subclass Enoplia Pearse, 1942
         Superorder Enoplica Hodda, 2007
           Order Ironida Hodda, 2007
             Suborder Ironina Siddiqi, 1983 [monotypic]
               1 Superfamily Ironoidea De Man, 1876 [monotypic]