life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Hexapoda - insects see Epiclass Hexapoda Latreille, 1825
     Euentomata
       Ectognatha see Class Insecta Linnaeus, 1758
         Dicondylia Haeckel, 1866 see Subclass Dicondylia Haeckel, 1866
           Pterygota Lang, 1888 see Infraclass Pterygota Lang, 1888
             Metapterygota
               Neoptera Martynov, 1923
                 Polyneoptera
                   1 Plecoptera see Order Plecoptera Latreille, 1802
                   2 ?Mantophasmatodea see Order Mantophasmatodea Zompro, Klass, Kristensen & Adis, 2002
                   3 ?Grylloblattaria see Order Grylloblattodea Brues & Melander, 1932
                   4 ?Dermaptera see Order Dermaptera De Geer, 1773
                   5.1 Dictyoptera see Superorder Dictyoptera Latreille, 1829
                   5.2 ?Embioptera see [unranked] Embiodea
                   5.3.1 Phasmida see [unranked] Phasmatodea
                   5.3.2 Saltatoria see [unranked] Orthoptera