Family: Actinopodidae

Family: Agelenidae (102 species)

Family: Amaurobiidae (74 species)

Family: Ammoxenidae

Family: Amphinectidae

Family: Anapidae

Family: Antrodiaetidae

Family: Anyphaenidae (3 species)

Family: Araneidae (1406 species)

Family: Araneidae - Nephilinae (44 species)

Family: Archaeidae

Family: Atypidae (29 species)

Family: Austrochilidae

Family: Barychelidae

Family: Caponiidae

Family: Chummidae

Family: Cithaeronidae (1 species)

Family: Clubionidae (2 species)

Family: Corinnidae (21 species)

Family: Ctenidae (5 species)

Family: Ctenizidae (6 species)

Family: Cyatholipidae

Family: Cybaeidae (181 species)

Family: Cycloctenidae

Family: Cyrtaucheniidae

Family: Deinopidae (1 species)

Family: Desidae

Family: Dictynidae (61 species)

Family: Diguetidae

Family: Dipluridae (1 species)

Family: Drymusidae

Family: Dysderidae (446 species)

Family: Eresidae (13 species)

Family: Eutichuridae (30 species)

Family: Filistatidae

Family: Gallieniellidae

Family: Gnaphosidae (327 species)

Family: Gradungulidae

Family: Hahniidae (267 species)

Family: Hersiliidae (90 species)

Family: Hexathelidae (8 species)

Family: Holarchaeidae

Family: Homalonychidae

Family: Huttoniidae

Family: Hypochilidae (12 species)

Family: Idiopidae

Family: Lamponidae

Family: Leptonetidae

Family: Linyphiidae (1383 species)

Family: Liocranidae (27 species)

Family: Liphistiidae

Family: Lycosidae (254 species)

Family: Malkaridae

Family: Mecicobothriidae

Family: Mecysmaucheniidae

Family: Micropholcommatidae

Family: Microstigmatidae

Family: Migidae

Family: Mimetidae (49 species)

Family: Miturgidae (3 species)

Family: Mysmenidae

Family: Nemesiidae (2 species)

Family: Nesticidae (1 species)

Family: Nicodamidae

Family: Ochyroceratidae

Family: Oecobiidae (2 species)

Family: Oonopidae

Family: Orsolobidae

Family: Oxyopidae (424 species)

Family: Palpimanidae

Family: Pararchaeidae

Family: Paratropididae

Family: Periegopidae

Family: Philodromidae (271 species)

Family: Pholcidae (7 species)

Family: Phrurolithidae (6 species)

Family: Phyxelididae

Family: Pimoidae

Family: Pisauridae (28 species)

Family: Plectreuridae

Family: Prodidomidae

Family: Psechridae

Family: Salticidae (1408 species)

Family: Scytodidae (229 species)

Family: Segestriidae (2 species)

Family: Selenopidae (1 species)

Family: Senoculidae

Family: Sicariidae (1 species)

Family: Sparassidae (272 species)

Family: Stenochilidae

Family: Stiphidiidae

Family: Symphytognathidae

Family: Synaphridae

Family: Synotaxidae

Family: Telemidae

Family: Tengellidae

Family: Tetrablemmidae

Family: Tetragnathidae (53 species)

Family: Theraphosidae (431 species)

Family: Theridiidae (325 species)

Family: Theridiosomatidae (1 species)

Family: Thomisidae (284 species)

Family: Titanoecidae (56 species)

Family: Trechaleidae

Family: Trochanteriidae

Family: Uloboridae (5 species)

Family: Zodariidae (4 species)

Family: Zoridae (15 species)

Family: Zorocratidae

Family: Zoropsidae (1 species)