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 Parasitiformes (Reuter, 1909) - mites and ticks see Order Parasitiformes Reuter, 1909 Genus Zeroseius