fossil marine animal genera Linnaeus, 1758 - animals Phylum Arthropoda Siebold, 1848 - arthropods Crustacea Brünnich, 1772 see [unranked] Crustaceomorpha Chernyshev, 1960 Class Ostracoda Latreille, 1802 - ostracods Order Myodocopida Sars, 1866