Arthropoda Siebold, 1848 - arthropods
   Euarthropoda
     Subphylum Chelicerata Heymons, 1901
       Euchelicerata Weygoldt & Paulus, 1979
         Prosomapoda Lamsdell, 2013
           Planaterga Lamsdell, 2013
             1.1 Genus †Pseudoniscus Nieszkowski, 1859
             1.2 Genus †Cyamocephalus Currie, 1927
             2 Genus †Pasternakevia Selden & Drygant, 1987
             3.1 Genus †Bunodes Eichwald, 1854
             3.2 Genus †Limuloides Woodward, 1865
             4 Genus †Bembicosoma Laurie, 1899
             5 Dekatriata Lamsdell, 2013
             6 ?Genus †Bunaia Clarke, 1920