Order Araneida Clerck, 1757 - spiders Suborder Araneae Clerck, 1757 - tailless spiders Infraorder Opisthothelae Pocock, 1892 - unsegmented spiders Microorder Araneomorpha Smith, 1902 - araneomorphs Palaeocribellatae [monotypic] Clade Hypochilomorpha [monotypic] 1 Family Hypochilidae Marx, 1888