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 † Petalodontidae Newberry & Worthen 1866 †Petalodontes Giebel 1847: 344 (? subfamily) † Petalodus Owen 1845 [published not in latinized form before 1900, not available, Art. 11.7.2] † Petalodontidae Newberry & Worthen 1866: 31 (family) † Petalodus Owen 1845 †Polyrhizodontinae Jaekel 1898: 49 (subfamily) † Polyrhizodus M’Coy 1848 [subfamily name sometimes seen as †Polyrhizontinae]