Hexapods - insects see Epiclass Hexapoda Latreille, 1825
   Class Insecta Linnaeus, 1758 - insects
     Subclass Dicondylia Haeckel, 1866
       Infraclass Pterygota Lang, 1888
         Division Neoptera Martynov, 1923
           01 Order Plecoptera Latreille, 1802 - stone flies
           02 Subdivision Dictyoptera Latreille, 1829 see Superorder Dictyoptera Latreille, 1829
           03 Order Grylloblattodea Brues & Melander, 1932 - ice crawlers
           04 Order Dermaptera De Geer, 1773 - earwigs
           05 Order Orthoptera Olivier, 1789 - locusts, katydids, crickets, grasshoppers
           06 Order Phasmatodea Jacobsen & Bianchi, 1902 - stick and leaf insects see Order Phasmida Leach, 1815
           07 Order Embioptera Lameere, 1900 - embiopterans see Order Embiodea
           08 Order Zoraptera Silvestri, 1913 - zorapterans
           09 Subdivision Pareneoptera nom. null. see Subdivision Paraneoptera
           10 Subdivision Endopterygota Sharp, 1899 see [unranked] Holometabola