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 † Psammosteidae Traquair 1896 † Psammosteidae Traquair 1896: 260 (family) † Psammosteus Agassiz 1845 †Placosteinae Glinskiy 2018: 231 (subfamily) † Placosteus Agassiz 1844