Phylum Nematoda Gegenbaur, 1859 - round worms
   Class Secernentea Von Linstow, 1905
     Subclass Tylenchia (Thorne, 1949) Inglis, 1983
       Order Tylenchida G. Thorne, 1949
         Suborder Hoplolaimina Chizhov & Berezina, 1988
           Superfamily Hoplolaimoidea (Filipjev, 1934) Paramonov, 1967 see Superfamily Tylenchoidea Örley, 1880
             Family Heteroderidae Filipjev & Schuurmans Stekhoven, 1941
               Subfamily Ataloderinae Wouts, 1973
                 1 Genus Atalodera Wouts & Sher, 1971
                 2 Genus Bellodera Wouts, 1985
                 3 Genus Camelodera Krall, Shagalina & Ivanova, 1988
                 4 Genus Cryphodera Colbran, 1966
                 5 Genus Ekphymatodera Bernard & Mundo-Ocampo, 1989
                 6 Genus Hylonema Luc, Taylor & Cadet, 1978
                 7 Genus Rhizonema Cid del Prado, Lownsbery & Maggenti, 1983
                 8 Genus Sarisodera Wouts & Sher, 1971