Superphylum Panarthropoda Nielsen, 1995 see [unranked] Panarthropoda Nielsen, 1995
   Tactopoda Budd, 2001
     Phylum Arthropoda Siebold, 1848 - arthropods
       1.1 †Siberion lenaicus Dzik, 2011
       1.2.1 †Jianshanopodia decora Liu et al., 2006
       1.2.2 †Megadictyon haikouensis Luo & Hu, 1999
       2.1 †Kerygmachela kierkegaardi Budd
       2.2.1 †Pambdelurion whittingtoni Budd, 1998
       2.2.2.1.1 †Hurdia victoria Walcott
       2.2.2.1.2.1 †Anomalocaris canadensis Whiteaves, 1892
       2.2.2.1.2.2 †Peytoia nathorsti Walcott, 1911
       2.2.2.2.1 †Opabinia regalis Walcott
       2.2.2.2.2.1.1 †Chengjiangocaris kunmingensis
       2.2.2.2.2.1.2 †Fuxianhuia protensa Hou, 1987
       2.2.2.2.2.2.1.1 †Kuamaia lata Hou, 1987
       2.2.2.2.2.2.1.2 †Misszhouia longicaudata (Zhang & Hou, 1985)
       2.2.2.2.2.2.2.1 Supella longipalpa (Fabricius, 1798)
       2.2.2.2.2.2.2.2.1 †Leanchoilia sp. Walcott, 1912
       2.2.2.2.2.2.2.2.2 †Alalcomenaeus sp. Simonetta, 1970