See main article: Spiders of Australia. This is a partial list of Australian spiders[1] and harvestmen (Orders Araneae and Opiliones).
Family Actinopodidae
Missulena spp. Mouse spidersFamily Araneidae
Arachnura higginsii, Scorpion-tailed spider
Argiope keyserlingi, St Andrew's cross spider
Argiope protensa, Teardrop spider or longtailed orb-weaving spider
Argiope trifasciata, Banded orb-weaving spider
Austracantha minax, Christmas Jewel Spider
Celaenia excavata, Bird-dropping spider
Cyrtophora spp., Tent spiders
Socca pustulosa, Garden orbweb spider
Hortophora transmarina, Wheelweaving orbweaving spider
Ordgarius magnificus, Magnificent spider
Phonognatha graeffei, Leaf curling spider
Plebs bradleyi, Enamelled spider
Poecilopachys australasia, Two-spined spiderFamily Atracidae
Atrax robustus, Sydney funnel-web spider
Atrax spp. Funnel-web spiders
Hadronyche spp. Funnel-web spiders
Illawarra wisharti, Illawarra funnel-web spiderFamily Gradungulidae
Hickmania troglodytes, Tasmanian cave spiderFamily Barychelidae
Idioctis spp., Intertidal trapdoor spider
Idiommata spp., Brushfooted trapdoor spider
Seqocrypta jakara, Brush footed spiderFamily Clubionidae
Clubiona robusta, Stout sac spiderFamily Corinnidae
Poecilipta spp., Ant-mimicking spiders
Nyssus coloripes, Painted swift spiderFamily Deinopidae
Asianopis subrufa, Rufous net-casting spiderFamily Desidae
Badumna insignis, Black house spider
Badumna longinqua, Brown house spiderFamily Dipluridae
Troglodiplura lowryi, Nullarbor cave trapdoor spiderFamily Dysderidae
Dysdera crocata, Woodlouse spiderFamily Gnaphosidae
Anzacia gemmea, Silvery vagabond spiderFamily Hersiliidae
Tamopsis spp., Two-tailed spiders Family Hexathelidae
Plesiothele fentoni, Lake Fenton trapdoor spider Family Idiopidae
Aganippe spp. Trapdoor spiders
Arbanitis spp., Golden trapdoor spider
Blakistonia aurea, Adelaide trapdoor spider
Euoplos spp., armoured trapdoor spiders
Idiosoma nigrum, Shieldbacked trapdoor spider
Misgolas rapax, Sydney brown trapdoor spider
Misgolas robertsi, Tube spiderFamily Lamponidae
Lampona cylindrata, Whitetailed spider
Lampona murina, Whitetailed spiderFamily Lycosidae
Venatrix furcillata, Little striped wolf spider
Tasmanicosa godeffroyi, Garden wolf spiderFamily Mimetidae
Australomimetus spp., Pirate spidersFamily Miturgidae
Miturga spp., Lined spidersFamily Nemesiidae
Aname diversicolor, Black wishbone spiderFamily Nicodamidae
Nicodamus spp., Red-and-black spidersFamily Oecobiidae
Oecobius navus, Wall spiderFamily Pholcidae
Pholcus phalangioides, Daddy long-legs spiderFamily Pycnothelidae
Stanwellia grisea, Melbourne trapdoor spiderFamily Pisauridae
Megadolomedes australianus, Giant water spiderFamily Salticidae
Helpis minitabunda, Bronze Aussie jumper
Maratus spp. Peacock Spiders
Mopsus mormon, Northern Green Jumping spider
Myrmarachne spp., Ant-mimicking spider
Sandalodes spp. Large Jumping SpidersFamily Scytodidae
Scytodes thoracica, Common Spitting spiderFamily Sparassidae
Delena cancerides, Flat Huntsman spider, Social Huntsman Spider or Avondale spider
Holconia immanis, Sydney Huntsman spider, Large Huntsman spider, Giant Huntsman spider, Grey Huntsman Spider
Neosparassus spp., Badge Huntsman spiders and Shield Huntsman spiders
Pandercetes gracilis, Lichen huntsmanFamily Stiphidiidae
Stiphidion facetum, Sombrero spiderFamily Tetragnathidae
Tetragnatha spp., Four-jawed spiderFamily Theraphosidae
Selenocosmia crassipes, Coastal Whistling spider
Selenocosmia stirlingi, Australian Common Whistling spider
Selenotypus plumipes, Australian Featherleg spiderFamily Theridiidae
Ariamnes spp., Whip spiders
Latrodectus hasselti, Redback spider
Nesticodes rufipes, Red-legged House spider
Steatoda grossa, Cupboard spider
Thwaitesia argentiopunctata, Silver Dewdrop spiderFamily Thomisidae
Amyciaea albomaculata, Green Tree Ant Mimicking spider
Australomisidia spp. Australian Crab Spiders
Hedana spp., Green Crab spider
Stephanopis altifrons, Knobbly Crab spider
Thomisus spectabilis, Australian Crab Spider
Zygometis xanthogaster Yellow-tailed Crab SpiderFamily Trochanteriidae
Hemicloea rogenhoferi, Flattened bark spiderFamily Uloboridae
Zosis geniculata, White-kneed spider
Family Gagrellidae
Nelima doriae, introduced daddy-longlegsFamily Phalangiidae
Spinicrus spp., Harvestmen Family Triaenychidae
Equitius spp., Harvestmen
Hickmanoxyomma spp., Cave harvestman
Triaenobunus spp., Harvestmen