Kingdom Animalia Linnaeus, 1758 - animals Phylum Arthropoda Siebold, 1848 - arthropods Subphylum Chelicerata Heymons, 1901 Class Arachnida Lamarck, 1801 Superorder Parasitiformes Reuter, 1909 - ticks and ticklike mites Order Opilioacarida Zakhvatkin, 1952 [monotypic] 1 Superfamily Opilioacaroidea With, 1902 [monotypic]