Kingdom [Animalia] Linnaeus, 1758 - animals Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758 Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910 Subdivision Bilateralia Phylum Asc-helminthes Class Nematoda Gegenbaur, 1859 Subclass Secernentea Order Strongylida see Order Rhabditida Chitwood, 1933 Genus Nematodirus Ransom, 1907