[Phylum] [Arthropoda] Siebold, 1848 - arthropods
   Chelicerata Heymons, 1901
     Euchelicerata Weygoldt & Paulus, 1979
       [Subclass] Acari Leach, 1817 - mites and ticks
         [Order] Acariformes Zakhvatkin, 1952 see Superorder Acariformes Zakhvatkin, 1952
           Suborder Sarcoptiformes Reuter, 1909 see Order Sarcoptiformes Reuter, 1909
             Infraorder Oribatida van der Hammen, 1968 see Suborder Oribatida van der Hammen, 1968
               Supercohort Desmonomata Woolley, 1973 see Infraorder Desmonomata Woolley, 1973
                 Cohort Nothrina van der Hammen, 1982 see Hyporder Nothrina van der Hammen, 1982
                   Superfamily Crotonioidea Thorell, 1876
                     Family Trhypochthoniidae Willmann, 1931
                       1 Genus Afronothrus Wallwork, 1961
                       2 Genus Allonothrus van der Hammen, 1953
                       3 Genus †Juracarus Krivolutsky, 1977
                       4 Genus Mucronothrus Trägårdh, 1931
                       5 Genus †Palaeochthonius Krivolutsky, 1977
                       6 Genus Trhypochthonius Berlese, 1904