Kingdom Animalia Linnaeus, 1758 - animals Phylum Arthropoda Siebold, 1848 - arthropods Subphylum Hexapoda Latreille, 1825 see Epiclass Hexapoda Latreille, 1825 Class Collembola Lubbock, 1870 Order Poduromorpha Börner, 1913 Superfamily Isotogastruroidea Thibaud & Najt, 1992 [monotypic] 1 Family Isotogastruridae Thibaud & Najt, 1992