Class | Arachnida Lamarck, 1801 Arachnids | 1342 20133 198818 | Families Genera Species |
Subclass | Micrura Ehrenberg, 1831
| 1080 16061 173944 | Families Genera Species |
Infraclass | Megoperculata Börner, 1902
| 282 7084 82599 | Families Genera Species |
Order | Araneae Clerck, 1757 Spider, Spiders, True Spiders | 242 6840 80976 | Families Genera Species |
Suborder | Mygalomorphae Pocock, 1892 Mygalomorphs, Primitive spiders | 23 628 4994 | Families Genera Species |
Infraorder | Fornicephalae Raven, 1985
| 8 132 1483 | Families Genera Species |
Superfamily | Idiopoidea Simon, 1892
| 1 41 701 | Family Genera Species |