[Phylum] [Arthropoda] Siebold, 1848 - arthropods Chelicerata Heymons, 1901 Euchelicerata Weygoldt & Paulus, 1979 [Order] †Eurypterida Burmeister, 1843 - eurypterids [Suborder] †Eurypterina Burmeister, 1843 [Infraorder] †Diploperculata Lamsdell, Hoşgör & Selden, 2013 Superfamily †"Waeringopteroidea" nom. ined. Genus †Waeringopterus Leutze, 1961