living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Arthropoda Siebold, 1848 - arthropods
           Subphylum Uniramia Snodgrass, 1935 see Phylum Arthropoda Siebold, 1848
             Class Insecta Linnaeus, 1758 - insects
               Subclass Pterygota Lang, 1888 - winged insects see Infraclass Pterygota Lang, 1888
                 Infraclass Neoptera Martynov, 1923 - modern, wing-folding insects see Division Neoptera Martynov, 1923
                   Superorder Hemipterodea see Subdivision Paraneoptera
                     Order Homoptera Leach, 1815 - plant bugs see Order Hemiptera Linnaeus, 1758
                       Suborder Sternorrhyncha Amyot & Audinet-Serville, 1843 - aphids, psyllids, whiteflies and scales
                         Superfamily Coccoidea Fallén, 1814 - scale insects
                           Group Archaeococcoidea
                             Family Margarodidae (Cockerell, 1899)
                               1 Genus Callipappus Guérin-Ménéville, 1841
                               2 Genus Steingelia Nassonow, 1908
                               3 Subfamily Steingeliinae
                               4 Genus Icerya Signoret, 1875