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 Chelicerata Heymons, 1901
             Class Arachnida Lamarck, 1801
               Subclass Acari Leach, 1817 - mites and ticks
                 Order Acariformes Zakhvatkin, 1952 see Superorder Acariformes Zakhvatkin, 1952
                   Suborder Astigmata Canestrini, 1891 see Hyporder Astigmata Canestrini, 1891
                     Superfamily Acaroidea Latreille, 1802
                       Family Acaridae Latreille, 1802
                         Genus Acarus Linnaeus, 1758