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 Parasitiformes Reuter, 1909 see Superorder Parasitiformes Reuter, 1909
                   Suborder Mesostigmata Canestrini, 1891 see Order Mesostigmata Canestrini, 1891
                     Cohort Sejina Kramer, 1885 see Superfamily Sejoidea Berlese, 1885
                       Family Ichthyosomatogasteridae see Family Ichthyostomatogasteridae Sellnick, 1953