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 Histiostomatoidea Berlese, 1897
                       Family Histiostomatidae Berlese, 1897
                         1 Subfamily Spinanoetinae see Family Histiostomatidae Berlese, 1897
                         2 Genus Rhopalanoetus Scheucher, 1957
                         3 Genus Pelzneria Scheucher, 1957
                         4 Genus Anoetus Dujardin, 1842
                         5 Genus Prowichmannia Radford, 1950
                         6 Genus Scheucheria Mahunka, 1969
                         7 Genus Loxanoetus Fain, 1970
                         8 Genus Otanoetus Fain & Zumpt, 1974