Order Araneida Clerck, 1757 - spiders
Suborder Araneae Clerck, 1757 - tailless spiders
Infraorder Opisthothelae Pocock, 1892 - unsegmented spiders
Microorder Mygalomorpha Pocock, 1892 - mygalomorphs
see [unranked] Mygalomorphae Pocock, 1892
01 Family †Fossilcalcaridae Wunderlich, 2015 [monotypic]
02 Family Theraphosidae Thorell, 1869 - tarantulas and bird spiders
03 Family Cyrtaucheniidae Simon, 1889
04 Family Antrodiaetidae Gertsch, 1940
05 Family Ctenizidae Thorell, 1887 - trap-door spiders
06 Family Idiopidae Simon, 1889
07 Family Atypidae Thorell, 1870 - purse-web spiders
08 Family Macrothelidae Simon, 1892 [monotypic]
09 Family Hexathelidae Simon, 1892
10 Family Atracidae Hogg, 1901
11 Family Nemesiidae Simon, 1889
12 Family Dipluridae Simon, 1889 - funnel-web spiders