Kingdom Animalia Linnaeus, 1758 - animals Phylum Arthropoda Siebold, 1848 - arthropods Subphylum Hexapoda Latreille, 1825 see Epiclass Hexapoda Latreille, 1825 Class Insecta Linnaeus, 1758 - insects Order Phthiraptera Haeckel, 1896 - phthirapterans