Phylum Euarthropoda Lankester, 1904 see [unranked] Euarthropoda Subphylum †Artiopoda Hou & Bergström, 1997 Superclass †Trilobitomorpha Størmer, 1944 Class †Trilobita Walch, 1771 - trilobites 1.1 Genus †Hongshiyanaspis Zhang & Lin, 1980 1.2 Genus †Eoredlichia Chang, 1950 2.1 Genus †Paradoxides Brongniart, 1822 2.2 Genus †Olenoides Meek, 1877