Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Arthropoda Siebold, 1848 - arthropods
     Subphylum Cheliceriformes
       Class Chelicerata Heymons, 1901
         Subclass Arachnida Lamarck see Class Arachnida Lamarck, 1801
           Order Pseudoscorpionida Latreille, 1817 - false scorpions see Order Pseudoscorpiones De Geer, 1778
             Genus Chelifer Geoffroy, 1762
             Genus Chitrella Beier, 1932
             Genus Chthonius Koch, 1843
             Genus Dinocheirus Chamberlin, 1929
             Genus Garypus Koch, 1873
             Genus Menthus Chamberlin, 1930
             Genus Pseudogarypus Ellingsen, 1909