Family-group names of fossil fishes Author Laan, Richard Van Der text European Journal of Taxonomy 2018 2018-10-11 466 1 167 http://dx.doi.org/10.5852/ejt.2018.466 journal article 10.5852/ejt.2018.466 2118-9773 5557557 1F74D019-D13C-426F-835A-24A9A1126C55 Family † Symmoriidae Dean 1909 † Symmoriidae Dean 1909: 242 (family) † Symmorium Cope 1893 † Stethacanthidae Lund 1974: 164 (family) † Stethacanthus Newberry 1890