[Arthropoda] Siebold, 1848 - arthropods see Phylum Arthropoda Siebold, 1848 †Artiopoda Hou & Bergström, 1997 see Subphylum Artiopoda Hou & Bergström, 1997 †Trilobita Walch, 1771 - trilobites see Class Trilobita Walch, 1771 Genus †Hongshiyanaspis Zhang & Lin, 1980