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: -
   Panarthropoda Nielsen, 1995 - panarthropods
  Count: -
     Arthropoda Siebold, 1848 - arthropods see Phylum Arthropoda Siebold, 1848
    Count: -
       Mandibulata see Subphylum Mandibulata Snodgrass, 1938
      Count: -
         Hexapoda - insects see Epiclass Hexapoda Latreille, 1825
        Count: -
           Insecta Linnaeus, 1758 - insects see Class Insecta Linnaeus, 1758
          Count: -
             [Pterygota] Lang, 1888 see Infraclass Pterygota Lang, 1888
            Count: †1g
               1 ?Genus †Rhyniognatha Tillyard, 1928
              Count: -