Hexapods - insects see Epiclass Hexapoda Latreille, 1825 Class Insecta Linnaeus, 1758 - insects Subclass Dicondylia Haeckel, 1866 Infraclass Pterygota Lang, 1888 Division Neoptera Martynov, 1923 Subdivision Endopterygota Sharp, 1899 see [unranked] Holometabola Order Strepsiptera Kirby, 1813 - twisted-wing insects