Mesothelae: Liphistiidae Subphyla and Classes Arthropods (phylum Arthropoda) (from Greek ἀρθρον, meaning joint and πούς/ποδός, meaning foot) are the largest phylum of animals and include the insects, arachnids, crustaceans, and others. ... Orders The arachnids, are a class (Arachnida) of joint-legged invertebrate animals in the subphylum Chelicerata. ... Diversity 111 families Families see table The Araneae are an order of the arthropod class Arachnida with about 40,000 described species, although there are probably many species that have escaped the human eye to this day, and lots of specimen stored in collections waiting to be described and classified. ... The Liphistiidae are the most primitive living spiders, placed in their own suborder, called the Mesothelae. ... The Liphistiidae are the most primitive living spiders, placed in their own suborder, called the Mesothelae. ...

Mygalomorphae: Actinopodidae - Antrodiaetidae - Atypidae - Barychelidae - Ctenizidae - Cyrtaucheniidae - Dipluridae - Hexathelidae - Idiopidae - Mecicobothriidae - Microstigmatidae - Migidae - Nemesiidae - Paratropididae - Theraphosidae Families Antrodiaetidae (folding trapdoor spider) Atypidae (atypical tarantula) Ctenizidae (trapdoor spider) Cyrtaucheniidae (wafer trapdoor spider) Dipluridae (funnel-web tarantula) Hexathelidae (venomous funnel-web tarantula) Mecicobothriidae (dwarf tarantulas) Theraphosidae (tarantula) The Mygalomorphae, (also called the Orthognatha), are an infraorder of spiders. ... Diversity 3 genera, 41 species Genera Actinopus Missulena Plesiolena The spider family Actinopodidae is a family of mygalomorph spiders found in Australia, South America, and Central America. ... Diversity 3 genera, 32 species Genera see text The folding trapdoor spiders (Antrodiaetidae) are a small spider family with about 30 species in three genera. ... Families See Taxonomy section Spiders are invertebrate animals that produce silk, have eight legs and no wings. ... Diversity 44 genera, 300 species Genera see text The Brushed trapdoor spiders (family Barychelidae) are a spider family with about 300 species in 44 genera. ... Genera Bothriocyrtum Cyclocosmia Ummidia Trapdoor spiders (family Ctenizidae) are medium-sized mygalomorph spiders that construct burrows with a cork-like trapdoor made of soil, vegetation and silk. ... Genera See text The wafer trapdoor spiders (family Cyrtaucheniidae) are a widespread family of spider that lacks the thorn-like spines on tarsi and metatarsi I and II (the two outermost leg segments) found in true trapdoor spiders (Ctenizidae). ... Genera See text Funnel-web tarantulas (family Dipluridae) resemble other mygalomorphs in having downward stabbing fangs and two pairs of booklungs. ... Genera Atrax Hadronyche The venomous funnel-web tarantulas (family Hexathelidae) are notorious for the inclusion of the Sydney funnel-web spider (Atrax robustus). ... Diversity 22 genera, 273 species Genera see text Members of the spider family Idiopidae (superfamily Idiopoidea) have a large body that often looks rather like a tarantula. ... Genera Subfamily Acanthopelminae Acanthopelma Subfamily Aviculariinae Avicularia Subfamily Eumenophorinae Citharischius Phoneyusa Subfamily Harpactirinae Pterinochilus Subfamily Ischnocolinae Subfamily Ornithoctoninae Cyriopagopus Haplopelma Subfamily Poecilotheriinae Poecilotheria Subfamily Selenocosmiinae Chilobrachys Psalmopoeus Subfamily Selenogyrinae Subfamily Stromatopelminae Heteroscodra Subfamily Theraphosinae Acanthoscurria Aphonopelma Brachypelma Chromatopelma Eupalaestrus Grammostola Lasiodora Megaphobema Nhandu Theraphosa Subfamily Thrigmopoeinae Tarantulas are spiders belonging...

Araneomorphae: Agelenidae - Amaurobiidae - Ammoxenidae - Amphinectidae - Anapidae - Anyphaenidae - Araneidae - Archaeidae - Austrochilidae - Caponiidae - Chummidae - Cithaeronidae - Clubionidae - Corinnidae - Cryptothelidae - Ctenidae - Cyatholipidae - Cybaeidae - Cycloctenidae - Deinopidae - Desidae - Dictynidae - Diguetidae - Drymusidae - Dysderidae - Eresidae - Filistatidae - Gallieniellidae - Gnaphosidae - Gradungulidae - Hahniidae - Halidae - Hersiliidae - Holarchaeidae - Homalonychidae - Huttoniidae - Hypochilidae - Lamponidae - Leptonetidae - Linyphiidae - Liocranidae - Lycosidae - Malkaridae - Mecysmaucheniidae - Micropholcommatidae - Mimetidae - Miturgidae - Mysmenidae - Neolanidae - Nephilidae - Nesticidae - Nicodamidae - Ochyroceratidae - Oecobiidae - Oonopidae - Orsolobidae - Oxyopidae - Palpimanidae - Pararchaeidae - Periegopidae - Philodromidae - Pholcidae - Phyxelididae - Pimoidae - Pisauridae - Plectreuridae - Prodidomidae - Psechridae - Salticidae - Scytodidae - Segestriidae - Selenopidae - Senoculidae - Sicariidae - Sparassidae - Stenochilidae - Stiphidiidae - Symphytognathidae - Synaphridae - Synotaxidae - Telemidae - Tengellidae - Tetrablemmidae - Tetragnathidae - Theridiidae - Theridiosomatidae - Thomisidae - Titanoecidae - Trechaleidae - Trochanteriidae - Uloboridae - Zodariidae - Zoridae - Zorocratidae - Zoropsidae The Araneomorphae, previously called the Labidognatha, are a suborder of spiders. ... Genera Agelena Agelenopsis Hololena Tegenaria The araneomorph funnel-web spiders of the family Agelenidae include the common grass spiders of the genus Agelenopsis, as well as the mildly venomous European hobo spider, Tegenaria agrestis, which has been introduced into the Pacific Northwest of the United States. ... Amaurobiidae is a family of spider known as tangled nest spiders. Categories: Spiders | Invertebrate stubs ... Diversity 4 genera, 18 species Genera see text The Ammoxenidae are a small spider family with 18 species in four genera. ... Diversity 35 genera, 184 species Genera see text The Amphinectidae are a spider family with about 180 described species in 35 genera. ... Diversity 34 genera, 144 species Genera see text The Anapidae are a spider family with 144 described species in 34 genera. ... Diversity 56 genera, 508 species Genera Anyphaena Aysha Hibana  many more The anyphaenid sac spiders (family Anyphaenidae) are distinguished from the sac spiders and other spiders by having the abdominal spiracle placed one third to one half of the way anterior to the spinnerets toward the epigastric furrow on the... Genera many, see text The orb-weaver spiders (family Araneidae) are the familiar builders of spiral wheel-shaped webs often found in gardens, fields and forests. ... Diversity 3 genera, 25 species Genera see text The Archaeidae are a spider family with 25 described species in three genera. ... Diversity 3 genera, 9 species Genera see text The Austrochilidae) are a small spider family with 9 species in three genera. ... Genera Dysdera Orthonops Notnops Taintnops Tisentnops The caponiid spiders (family Caponiidae) include several genera of two eyed spiders, such as the North American genus Orthonops. ... Diversity 1 genus, 2 species Genera see text The Chummidae are a tiny spider family with only two described species in one genus. ... Diversity 2 genera, 6 species Genera see text The Cithaeronidae are a small spider family with only five species in two genera. ... Genera Clubiona Elaver The sac spiders of the family Clubionidae have a very confusing taxonomic history. ... Genera Castianeira Corinna Mazax Meriola Myrmecium Myrmecotypus Phrurolithus Phrurotimpus Trachelas The corinnid sac spiders (family Corinnidae), like the other clubionoid families, have a very confusing taxonomic history. ... Diversity 1 genus, 10 species Genera see text The Cryptothelidae are a spider family with ten described species in a single genus. ... Genera Phoneutria The wandering spiders used to refer to the genus Phoneutria but now usually refers to the entire family Ctenidae. ... Diversity 23 genera, 58 species Genera see text The Cyatholipidae are a spider family with 58 described species in 23 genera. ... Diversity 12 genera, 153 species Genera See text. ... Diversity 5 genera, 36 species Genera see text The Cycloctenidae are a spider family with 36 described species in five genera. ... Genera Deinopis The Ogre-faced spiders (family Deinopidae) consist of stick-like elongate spiders that build unusual webs that they suspend between the front legs. ... The intertidal spiders of the family Desidae live in a very unusual location- between the tides. ... The Dictynid spider is a Family of cribellate (hackled band-producing) spiders. ... Genera Diguetia The coneweb spiders of the family Diguetidae are six-eyed haplogyne (lacking hardened female genitalia, or epigyne) spiders that live in tangled space webs. ... Diversity 1 genus, 10 species Genera see text The Drymusidae are a small spider family with ten species in one genus. ... Genera Cryptoparachtes Dasumia Dysdera Dysderocrates Folkia Harpactea Harpactocrates Holissus Hygrocrates Kaemis Mesostalita Minotauria Parachtes Parastalita Rhode Rhodera Sardostalita Speleoharpactea Stalagtia Stalita Stalitella Stalitochara Tedia The woodlouse hunters, sowbug-eating spiders or cell spiders, family Dysderidae, are araneomorph spiders found primarily in Eurasia, though extending into North Africa Dysderids have six... Genera Eresus Gandanomeno Stegodyphus The velvet spiders (family Eresidae) are a small group (about 100 species in 10 genera) of almost totally Old World spiders (exception: a few species are known from Brazil). ... Genera Afrofilistata Andoharano Filistata Filistatinella Filistatoides Kukulcania Lihuelistata Microfilistata Misionella Pikelinia Pritha Sahastata Tricalamus Wandella Yardiella Zaitunia The crevice weaver spiders (family Filistatidae) contain primitive cribellate, haplogyne, weavers of funnel or tube webs. ... Genera Cesonia Drassodes Gnaphosa Micaria Zelotes The ground spiders (family Gnaphosidae) include nearly 2000 species in over 100 genera worldwide. ... The Dwarf Sheet Spider is a member of the Family Hahniidae, which consists of small spiders (around 2 mm. ... Genera Hypochilus Ectatosticta The Lampshade spiders of the family Hypochilidae are among the most primitive of araneomorph spiders. ... Wikipedia does not have an article with this exact name. ... Genera many, see text The bowl and doily and dwarf spiders, also known as money spiders (family Linyphiidae) include nearly 4250 species in over 550 genera worldwide. ... Genera Agroeca Neoanagraphis Liocranid sac spiders consist of about 170 species of wandering spiders in 30 or so genera. ... A wolf spider defending its egg sac. ... Genera 12 genera, including: Mimetus Ero The pirate spiders, also known as cannibal spiders (family Mimetidae) are a family of spiders that typically feed on other spiders. ... Genera many, see text The long-legged sac spiders (family Miturgidae) include nearly 400 species in about 30 genera worldwide. ... Genera Nesticus Eidmannella Carpathonesticus The scaffold web spiders of the family Nesticidae, are closely allied with the Theridiidae, or tangle web spiders. ... The Wall spider is a member of the Family Oecobiidae. ... Genera Oonops Gamasomorpha Scaphiella Orchestina The oonopid spiders (family Oonopidae) include about 450 species in about 65 genera worldwide. ... Genera Oxyopes (Common lynx spider) Peucetia (Green lynx spider) The Lynx spiders are hunting spiders somewhat similar to the wolf spiders and the jumping spiders. ... Genera Ebo Philodromus Thanatus Tibellus and about 25 others The Philodromid crab spiders are the family Philodromidae, once considered to belong to a subfamily within the crab spiders, family Thomisidae. ... The Daddy long-legs spider, also called the cellar spider or house spider, is a true spider and not a harvestman. ... Nursery web spiders are spiders of the family Pisauridae. ... Genera Kibramoa Plectreurys Plectreurid spiders (family Plectreuridae) belong to a small family confined to the North American deserts and the island of Cuba. ... Genera Bagheera Corythalia Eris Freya Ghelna Habronattus Hentzia Lyssomanes Maevia Marpissa Messua Metacyrba Naphrys Paramarpissa Paraphidippus Phidippus Portia Salticus Sarinda Sassacus Sitticus Synemosyna Thiodina Zygoballus and many others The jumping spiders (Salticidae) are a family of spiders containing more than 4,000 species. ... Genera Scytodes Spitting spiders (family Scytodidae) are spiders of the genus Scytodes and their relatives. ... Genera Ariadna Gippsicola Segestria The tube-dwelling spiders (family Segestriidae) consist of two large and widespread genera (Segestria and Ariadna) and one monotypic genus (Gippsicola from Australia). ... Genera Anyphops Hovops Selenops The wall crab spiders (family Selenopidae), a member of a group of families collectively called crab spiders because of their laterigrade (forward-facing) legs. ... Sicariidae are members of a genus of spiders found in arid portions of South America and southern Africa. ... Genera Delena (Flat huntsman spider) Heteropoda (Brown huntsman spider) Holconia (Banded huntsman spider) Isopeda Isopedella Neosparassus (Shield hunstman spider) Pediana Numerous others, see links Huntsman spiders is a common name given to the family Sparassidae (formerly Heteropodidae). ... Genera Lauricius The tengellid spiders (family Tengellidae) include only eight genera and a little over 30 species worldwide. ... Genera Leucauge Meta Neophila Tetragnatha The Long-jawed orb weavers or Long jawed spiders constitute the Family Tetragnathidae of the Order Araneae. ... Genera Latrodectus Argyrodes Theridion Steatoda The tangle-web spiders or comb-footed spiders (family Theridiidae) are a large group (over 2000 species in nearly 80 genera) of haphazard web-builders found throughout the world. ... Genera Misumena Misumenops Misumenoides Thomisius Xysticus Tmarus The true crab spiders are a group of spiders constituting the family Thomisidae or thomisids. ... Genera Titanoeca The titanoecid spiders (family Titanoecidae) include only five genera and a little over 45 species worldwide. ... Genera Ariston Astavakra Conifaber Daramulunia Hyptiotes Lubinella Miagrammopes Octonoba Orinomana Philoponella Polenecia Purumitra Siratoba Sybota Tangaroa Uloborus Waitkera Zosis The hackled orbweavers (family Uloboridae) have the special distinction of being non-venomous spiders. ... Genera Akyttara Amphiledorus Antillorena Asceua Aschma Australutica Basasteron Caesetius Capheris Cavasteron Chariobas Lutica Madrela Neostorena Palfuria Storena Zodarion and many others The Zodaraiid ground spiders, family Zodaraiidae, are a family of small to medium-sized spiders. ... Genera Uduba Zorocrates Zorocratid spiders are uncommon, somewhat wolf spider-like, wandering spiders. ... Genera Uliodon Zoropsis Zoropsid spiders are uncommon, somewhat wolf spider-like, wandering, cribellate spiders. ...