life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Hexapoda - insects see Epiclass Hexapoda Latreille, 1825
     Ellipura
       1 Collembola Lubbock, 1870 see Order Collembola Lubbock, 1870
       2 Protura Silvestri, 1907 see Order Protura Silvestri, 1907