[Phylum] [Arthropoda] Siebold, 1848 - arthropods
   Chelicerata Heymons, 1901
     Euchelicerata Weygoldt & Paulus, 1979
       [Order] †Eurypterida Burmeister, 1843 - eurypterids
         [Suborder] †Eurypterina Burmeister, 1843
           Superfamily †Moselopteroidea Lamsdell, Braddy & Tetlie, 2010 [monotypic]
             1 Family †Moselopteridae Lamsdell, Braddy & Tetlie, 2010