List of arthropod orders
Arthropods are invertebrate animals with a chitinous exoskeleton, segmented bodies, and jointed legs. The phylum Arthropoda contains numerous taxonomic orders in over 20 classes.
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Wolf spider carrying its young in its egg sac.
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Marrella, one of the puzzling arthropods from the Burgess Shale
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A shed carapace of a lady crab, part of the hard exoskeleton
Subphylum Hexapoda
Class Insecta (Insects)
Head of a wasp with three ocelli (centre), and compound eyes at the left and right
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A pair of Simosyrphus grandicornis hoverflies mating in flight.
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- Order Archaeognatha – 350 (Jumping bristletails)
- Order Zygentoma – 370
- Order †Monura
- Order Odonata – 5,900 (Dragonflies and damselflies)
- Order Ephemeroptera – 3,000 (Mayflies)
- Order Hemiptera – 50,000–80,000 (True bugs)
- Order Psocodea – 11,000 (Lice, bark lice, book lice)
- Order Thysanoptera – 5,000 (Thrips)
Superorder Odonataptera
- Order †Geroptera
- Order †Protanisoptera
- Order †Triadophlebioptera
- Order †Protozygoptera
- Order †Meganisoptera
- Family †Lapeyriidae
- Family †Campylopteridae
- Family †Erasipteridae (likely paraphyletic)
Superorder Palaeodictyopteroidea
- Order †Archodonata
- Order †Diaphanopterodea
- Order †Megasecoptera
- Order †Palaeodictyoptera
Superorder Holometabola
- Order Coleoptera – 360,000–400,000 (Beetles)
- Order Diptera – 152,956 (Flies)
- Order Hymenoptera – 115,000 (Sawflies, wasps, bees, and ants)
- Order Lepidoptera – 174,250 (Butterflies and moths)
- Order †Protodiptera (Permotipula and Permila)
- Order Mecoptera – 481 (Scorpionflies)
- Order †Miomoptera
- Order Megaloptera – 250–300 (Alderflies, dobsonflies, and fishflies)
- Order Neuroptera – 5,000 (Net-winged insects)
- Order Raphidioptera – 210 (Snakeflies)
- Order Siphonaptera – 2,525 (Fleas)
- Order Strepsiptera – 596 (Twisted-wing parasites)
- Order Trichoptera – 12,627 (Caddisfly)
- Order †Tarachoptera
(Unranked) Polyneoptera
- Order Dermaptera – 1,816 (Earwigs)
- Order †Protelytroptera
- Order †Caloneurodea
- Order Embioptera – 200–300 (Webspinners)
- Order †Protorthoptera (Paraphyletic assemblage of basal and stem polyneopterans)
- Order †Blattoptera (Paraphyletic assemblage of basal and stem cockroaches)
- Order Mantodea – 2,200 (Mantises)
- Order †Alienoptera
- Order Notoptera – 30 (Includes icebugs)
- Order Orthoptera – 24,380 (Grasshoppers, locusts, crickets, etc.)
- Order †Titanoptera
- Order Phasmatodea – 2,500–3,300 (Stick insects or stick-bugs)
- Order Plecoptera – 2,274 (Stoneflies)
- Order Zoraptera – 28 (Angel insects)
- Order Blattodea – 3,684–4,000 (Cockroaches and termites)
Incertae sedis
- Order †Glosselytrodea
- Order †Coxoplectoptera
Class Entognatha
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Proturan specimen (Acerentomon sp.)
- Order Collembola (Springtails)
- Order Diplura (Diplurans)
- Order Protura (Coneheads)
Subphylum Chelicerata
Clade Prosomapoda
- Order Xiphosura
Clade Sclerophorata
- Order †Eurypterida
- Order †Chasmataspidida
Class Arachnida (Arachnids)
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Araneus diadematus spider
- Subclass Acari
- Order Opilioacariformes
- Order Ixodida (Ticks)
- Order Holothyrida
- Order Mesostigmata
- Order Trombidiformes
- Order Oribatida (Beetle mites)
- Order Endeostigmata
- Unranked clade Astigmatina
- Order Amblypygi (Whip spiders)
- Order Araneae (Spiders)
- Order †Haptopoda (Plesiosiro madeleyi)
- Order Opiliones (Harvestmen, also known as daddy longlegs)
- Order Palpigradi (Microwhip scorpions)
- Order †Uraraneida
- Order †Phalangiotarbida
- Order Pseudoscorpionida (Pseudoscorpions, or false scorpions)
- Order Ricinulei (Hooded tickspiders)
- Order Schizomida (Shorttailed whipscorpions)
- Order Scorpiones (True scorpions)
- Order Solifugae (Sun spiders or wind scorpions)
- Order Thelyphonida (Whip scorpions)
- Order †Trigonotarbida
Class Yunnanata †
- Order Fuxianhuiida (Fuxianhuia protensa)
Subphylum Myriapoda (Centipedes and millipedes)
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A representative millipede and centipede (not necessarily to scale)
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Ammodesmus nimba from Guinea, West Africa, curled in a defensive coil
Class Chilopoda (Centipedes)
- Order Scutigeromorpha
- Order Lithobiomorpha (stone centipedes)
- Order Craterostigmomorpha
- Order Scolopendromorpha (tropical centipedes)
- Order Geophilomorpha (soil centipedes)
- Order †Devonobiomorpha
Class Diplopoda (Millipedes)
Subclass Penicillata
- Order Polyxenida (Bristly millipedes)
Subclass †Arthropleuridea
- Order †Arthropleurida
- Order †Eoarthropleurida
- Order †Microdecemplicida (Microdecemplex rolfei)
Subclass Chilognatha
- Order †Zosterogrammida [1]
- Infraclass Pentazonia
- Order †Amynilyspedida
- Superorder Limacomorpha
- Order Glomeridesmida
- Superorder Oniscomorpha (Pill millipedes)
- Order Glomerida
- Order Sphaerotheriida (Giant pill millipedes)
- Superorder †Archipolypoda
- Order †Archidesmida
- Order †Cowiedesmida
- Order †Euphoberiida
- Order †Palaeosomatida
- Order †Pleurojulida
- Order Platydesmida
- Order Polyzoniida
- Order Siphonocryptida
- Order Siphonophorida
- Superorder Juliformia
- Order Julida
- Order Spirobolida
- Order Spirostreptida
- Superfamily †Xyloiuloidea (Sometimes aligned with Spirobolida)[2]
- Superorder Nematophora
- Order Callipodida
- Order Chordeumatida
- Order Stemmiulida
- Order Siphoniulida
- Order Polydesmida (Flat-backed millipedes)
Class Symphyla: no order (garden centipedes)
- Family Scutigerellidae
- Family Scolopendrellidae
Subphylum Crustacea (Crustaceans)
Class Thylacocephala? †
- Order Concavicarida
- Order Conchyliocarida
Class Branchiopoda
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Branchiopods
- Order Anostraca (Fairy shrimp)
- Order †Lipostraca
- Order Notostraca (Tadpole shrimp)
- Subclass Diplostraca (Clam shrimp)
- Order Cyclestherida
- Order Cladocera (Water fleas)
- Order Laevicaudata
- Order Spinicaudata
Class Remipedia
- Order †Enantiopoda
- Order Nectiopoda
Class Cephalocarida (Horseshoe shrimp)
- Order Brachypoda
Class Maxillopoda
Subclass Thecostraca
- (unranked) Facetotecta
- Infraclass Ascothoracida
- Order Laurida
- Order Dendrogastrida
- Infraclass Cirripedia (Barnacles)
- Order Pygophora
- Order Apygophora
- Order Kentrogonida
- Order Akentrogonida
- Order Pedunculata (Goose barnacles)
- Order Sessilia (Acorn barnacles)
Subclass Tantulocarida
- Family Deoterthridae (no order)
Subclass Branchiura
Subclass Pentastomida (Tongue worms)
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Adult female Linguatula serrata
- Order Cephalobaenida
- Order Porocephalida
- Order Raillietiellida
- Order Reighardiida
Subclass Mystacocarida
- Order Mystacocaridida
Subclass Copepoda (Copepods)
- Order Calanoida
- Order Cyclopoida
- Order Gelyelloida
- Order Harpacticoida
- Order Misophrioida
- Order Monstrilloida
- Order Mormonilloida
- Order Platycopioida
- Order Poecilostomatoida
- Order Siphonostomatoida
Class Ostracoda (Ostracods, or seed shrimp)
Ostracod
Subclass Myodocopa
- Order Myodocopida
- Order Halocyprida
Subclass Podocopa
- Order Platycopida
- Order Podocopida
Class Malacostraca (Malcostracans, such as crabs and lobsters)
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Syncarid Atlantic blue crab Callinectes sapidus
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Hoplocarid
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Nebalia bipes Phyllocarid
Subclass Eumalacostraca
- Superorder Syncarida
- Order Anaspidacea Calman, 1904
- Order Bathynellacea Chappuis, 1915
- Order Palaeocaridacea
- Superorder Peracarida
- Order Amphipoda (Includes freshwater shrimp and sandhoppers)
- Order Cumacea (Hooded shrimp)
- Order Isopoda (Isopods - includes wood lice)
- Order Lophogastrida
- Order Mictacea
- Order †Pygocephalomorpha
- Order Spelaeogriphacea
- Order Stygiomysida
- Order Tanaidacea (Tanaids)
- Order Thermosbaenacea
- Superorder Eucarida
- Order Amphionidacea (Amphionides reynaudii)
- Order Decapoda (Crayfish, crabs, lobsters, prawns, and shrimp)
- Order Euphausiacea (Krill)
- Order †Angustidontida
Subclass Hoplocarida
- Order Stomatopoda (Mantis shrimp)
- Order †Aeschronectida
- Order †Palaeostomatopoda
Subclass Phyllocarida
- Order Leptostraca
- Order †Hymenostraca (Hymenocaris vermicauda)
- Order †Archaeostraca
Subphylum Trilobitomorpha †
Class Trilobita † (Trilobites)
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Paradoxides
- Order Agnostida †
- Order Asaphida †
- Order Corynexochida †
- Order Harpetida †
- Order Nectaspida †
- Order Redlichiida †
- Order Lichida †
- Order Phacopida †
- Order Proetida †
- Order Ptychopariida †
Other classes
Order Strabopida (no class) †
- Strabops
- Parapaleomerus
- Paleomerus
- Khankaspis
Class Merostomoidea †
- Order Limulavida †
- Order Emeraldellida †
Class Marrellomorph †
- Order Marrellida †
Class Cheloniellida (no orders) †
- Genus Cheloniellon
- Genus Duslia
- Genus Neostrabops
- Genus Paraduslia
- Genus Pseudarthron
- Genus Triopus
Family Isoxidae † (no order or class)
- Genus Isoxys
Class Dinocaridida †
- Order Radiodonta †
- Order Anomalocarididae †
- Order Opabiniidae †
Subclass Euthycarcinoidea †
- Order Euthycarcinida
Order Phosphatocopida †
- (unranked) Hesslandonina
- (unranked) Vestrogothiina
gollark: Yes.
gollark: An image of some apioforms.
gollark: https://en.wikipedia.org/wiki/Lp0_on_fire
gollark: We have dedicated GPUs (Gaze Processing Units) for offload.
gollark: Done!
References
- Shear, William A.; Edgecombe, Gregory D. (2010). "The geological record and phylogeny of the Myriapoda". Arthropod Structure & Development. 39 (2–3): 174–190. doi:10.1016/j.asd.2009.11.002. PMID 19944188.
- Hoffman, R.L. (1963). "New genera and species of Upper Paleozoic Diplopoda". Journal of Paleontology. 37 (1): 167–174. JSTOR 1301419.
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