Chelicerata Heymons, 1901
   †Eurypterida Burmeister, 1843 - eurypterids
     †Eurypterina Burmeister, 1843
       Superfamily †Moselopteroidea Lamsdell, Braddy & Tetlie, 2010 [monotypic]
         Family †Moselopteridae Lamsdell, Braddy & Tetlie, 2010
           1 Genus †Moselopterus Størmer, 1974
           2 Genus †Stoermeropterus Lamsdell, 2011
           3 Genus †Vinetopterus Poschmann & Tetlie, 2004