[Ecdysozoa] Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake 1997, nom. cl. inval. - ecdysozoans see Clade Ecdysozoa Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake 1997 [Lake, Halanych, Servin & Garey 2020]
Count: -
   Superphylum Panarthropoda Nielsen, 1995 see [unranked] Panarthropoda Nielsen, 1995
  Count: -
     Arthropoda Siebold, 1848 - arthropods see Phylum Arthropoda Siebold, 1848
    Count: -
       Phylum Euarthropoda Lankester, 1904 see [unranked] Euarthropoda
      Count: -
         Class †Megacheira Hou & Bergström, 1997 [paraphyletic]
        Count: †2f;6g;3s
           1 Family †Jianfengiidae Aria, Zhao, Zeng, Guo & Zhu, 2020
          Count: [†g] †4g;3s [6 Dec 2020]
           2.1 Genus †Yohoia Walcott, 1912
          Count: -
           2.2.1 †Cheiromorpha Aria, Caron & Gaines, 2015
          Count: †1f;1g