Hexapods - insects see Epiclass Hexapoda Latreille, 1825
   Class Ellipura Börner, 1910 see [unranked] Ellipura
     Order Protura Silvestri, 1907 - proturans
       1 Family Acerentomidae Silvestri, 1907
       2 Family Eosentomidae Berlese, 1909
       3 Family Protentomidae Mills, 1932
       4 Family Sinentomidae Yin, 1965