Kingdom Animalia Linnaeus, 1758 - animals
Status: extant
   Phylum Nematoda Gegenbaur, 1859 - round worms
  Status: extant
     Class Enoplea Inglis, 1983
    Status: extant
       Subclass Enoplia Pearse, 1942
      Status: extant
         Superorder Enoplica Hodda, 2007
        Status: extant
           Order Ironida Hodda, 2007
          Status: extant
             Suborder Campydorina Jairajpuri, 1983 [monotypic]
            Status: extant
               Superfamily Campydoroidea Thorne, 1935 [monotypic]
              Status: extant
                 1 Family Campydoridae Thorne, 1935
                Habitat: terrestrial; Status: extant