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
| Araneomorphae
Smith, 1902
True Spiders | 128
5852
73566 | Families
Genera
Species |
Infraorder
| Araneomorphi
Smith, 1902
| 120
5804
73277 | Families
Genera
Species |
| Group | Entelogynae
Simon, 1893
| 97
5220
64610 | Families
Genera
Species |
Superfamily
| Araneoidea
Latreille, 1806
| 22
1814
22268 | Families
Genera
Species |
| Family | Theridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 272
4556 | Genera
Species |
| Subfamily | Hadrotarsinae
Thorell, 1881
| 15
508 | Genera
Species |
