Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Nematoda Gegenbaur, 1859 - round worms
     Class Enoplea Inglis, 1983
       Subclass Enoplia Pearse, 1942
         Superorder Enoplica Hodda, 2007
           Order Alaimida Siddiqi, 1983 [monotypic]
             Suborder Alaimina Clark, 1961 [monotypic]
               Superfamily Alaimoidea Micoletzky, 1922 [monotypic]
                 1 Family Alaimidae Micoletzky, 1922