[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
       1 Genus †Hongshiyanaspis Zhang & Lin, 1980
       2.1 Genus †Triarthrus Green, 1832
       2.2 Genus †Olenoides Meek, 1877