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 Acari Leach, 1817 - mites, ticks and chiggers
see Subclass Acari Leach, 1817
Suborder Acariformes (Zakhvatkin, 1952) - mites and chiggers
see Order Acariformes Zakhvatkin, 1952
Genus Demodex Owen, 1843
Genus Halotydeus Berlese, 1891
Genus Penthaleus Koch, 1835
Genus Scirus Hermann, 1804
see Genus Bdella Latreille, 1795
Genus Tydeus Koch, 1837