[Phylum] [Arthropoda] Siebold, 1848 - arthropods Chelicerata Heymons, 1901 Euchelicerata Weygoldt & Paulus, 1979 [Order] Scorpiones Koch, 1837 - scorpions [Suborder] †Lobosternina Pocock, 1911 Superfamily †Palaeophonoidea Thorell & Lindström, 1885 [monotypic] Family †Palaeophonidae Thorell & Lindström, 1885 [monotypic] 1 Genus †Palaeophonus Thorell & Lindström, 1884