Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Superphylum Articulata Cuvier see Supraphylum Articulata Cuvier
           Phylum Arthropoda Siebold, 1848 - arthropods
             Subphylum Tracheata
               Class Insecta Linnaeus, 1758 - insects
                 Subclass Pterygota Schott & Endl.
                   Superorder Psocia
                     Order Psocoptera Shipley, 1904 - book and bark lice
                       Genus Liposcelis Motschulsky, 1853
                       Genus Loensia Enderlein, 1924
                       Genus Trogium Illiger, 1798