Kingdom Animalia Linnaeus, 1758 - animals Phylum Nematoda Gegenbaur, 1859 - round worms Class Enoplea Inglis, 1983 Subclass Enoplia Pearse, 1942 Superorder Enoplica Hodda, 2007 Order Enoplida Filipjev, 1929 [monotypic] Suborder Enoplina Chitwood & Chitwood, 1937 Superfamily Anoplostomatoidea Gerlach & Riemann, 1974 [monotypic] Family Anoplostomatidae Gerlach & Riemann, 1974