Chelicerata Heymons, 1901 Amblypygi Thorell, 1883 - whip spiders Suborder Euamblypygi Weygoldt, 1996 Infraorder Neoamblypygi Weygoldt, 1996 1 Family Charontidae Simon, 1892 2 Unidistitarsata Engel & Grimaldi, 2014