List of arthropod orders
Arthropods are invertebrate animals having an exoskeleton, a segmented body, and paired jointed appendages. Arthropods form the phylum Arthropoda. They are distinguished by their jointed limbs and cuticle made of chitin, often mineralised with calcium carbonate. The arthropod body plan consists of segments, each with a pair of appendages. Arthropods are bilaterally symmetrical and their body possesses an external skeleton. In order to keep growing, they must go through stages of moulting, a process by which they shed their exoskeleton to reveal a new one. Some species have wings. They are an extremely diverse group, with up to 10 million species.
Arthropods are invertebrate animals with a chitinous exoskeleton, segmented bodies, and jointed legs. The phylum Arthropoda contains numerous taxonomic orders in over 20 classes.
Subphylum Hexapoda[]
Class Insecta (Insects)[]
Subclass []
- Order †Monura
- Order Archaeognatha – 350 (Jumping bristletails)
Subclass Dicondylia[]
- Order †
- Infraclass Thysanura
- Order Zygentoma – 370
- Infraclass Pterygota
- Order †
- Order †
- Order †
- Clade Panephemeroptera
- Order †
- Order †
- Order †
- Order †Coxoplectoptera
- Order Ephemeroptera – 3,000 (Mayflies)
- Clade
- Order †
- Order †
- Order †
- Order †Geroptera
- Order †
- Order †Meganisoptera
- Order †Campylopterodea
- Order †Protanisoptera
- Order †Triadophlebioptera
- Order †Protozygoptera
- Order Odonata – 5,900 (Dragonflies and damselflies)
- Clade Palaeodictyopteroidea
- Order †Palaeodictyoptera
- Order †Archodonata
- Order †Diaphanopterodea
- Order †Megasecoptera
- Clade Polyneoptera
- Order †
- Order †Protorthoptera (Paraphyletic assemblage of basal and stem polyneopterans)
- Order †
- Order Zoraptera – 28 (Angel insects)
- Order †
- Order †Protelytroptera
- Order Dermaptera – 1,816 (Earwigs)
- Order Plecoptera – 2,274 (Stoneflies)
- Order †
- Order †Alienoptera
- Order Mantodea – 2,200 (Mantises)
- Order Blattodea – 3,684–4,000 (Cockroaches and termites)
- Order Notoptera – 30 (Includes icebugs)
- Order Phasmatodea – 2,500–3,300 (Stick insects or stick-bugs)
- Order Embioptera – 200–300 (Webspinners)
- Order †
- Order †
- Order †Titanoptera
- Order †Caloneurodea
- Order Orthoptera – 24,380 (Grasshoppers, locusts, crickets, etc.)
- Clade
- Order †
- Order †Miomoptera
- Order Psocodea – 11,000 (Lice, bark lice, book lice)
- Order †Permopsocida
- Order Hemiptera – 50,000–80,000 (True bugs)
- Order †Lophioneurida
- Order Thysanoptera – 5,000 (Thrips)
- Clade Holometabola
- Order Hymenoptera – 115,000 (Sawflies, wasps, bees, and ants)
- Order Strepsiptera – 596 (Twisted-wing parasites)
- Order Coleoptera – 360,000–400,000 (Beetles)
- Order †Glosselytrodea
- Order Raphidioptera – 210 (Snakeflies)
- Order Megaloptera – 250–300 (Alderflies, dobsonflies, and fishflies)
- Order Neuroptera – 5,000 (Net-winged insects)
- Order †
- Order †Tarachoptera
- Order †
- Order Lepidoptera – 174,250 (Butterflies and moths)
- Order Trichoptera – 12,627 (Caddisfly)
- Order †
- Order †Protodiptera (Permotipula and Permila)
- Order Diptera – 152,956 (Flies)
- Order †
- Order
- Order Mecoptera – 481 (Scorpionflies)
- Order
- Order Siphonaptera – 2,525 (Fleas)
Class Entognatha[]
Subphylum Chelicerata[]
Class Xiphosura[]
- Order Xiphosurida
Class Eurypterida[]
- Order †Eurypterida
- Order †Chasmataspidida
Class Arachnida (Arachnids)[]
- Subclass Acari
- Order Opilioacariformes
- Order Ixodida (Ticks)
- Order Holothyrida
- Order Mesostigmata
- Order Trombidiformes
- Order Oribatida (Beetle mites)
- Order Endeostigmata
- Subclass
- Order Amblypygi (Whip spiders)
- Order Araneae (Spiders)
- Order †Haptopoda
- Order Palpigradi (Microwhip scorpions)
- Order †Uraraneida
- Order Ricinulei (Hooded tickspiders)
- Order Schizomida (Short-tailed whip scorpions)
- Order Thelyphonida (whip scorpions)
- Order †Trigonotarbida
- Subclass Dromopoda
- Order Opiliones (Harvestmen, also known as daddy longlegs)
- Order †Phalangiotarbida
- Order Pseudoscorpionida (Pseudoscorpions, or false scorpions)
- Order Scorpiones (True scorpions)
- Order Solifugae (Sun spiders or wind scorpions)
Class Pycnogonida[]
- Order Pantopoda (Sea spiders)
Subphylum Myriapoda (Centipedes and millipedes)[]
Class Chilopoda (Centipedes)[]
- Order Scutigeromorpha
- Order Lithobiomorpha (stone centipedes)
- Order †
- Order Craterostigmomorpha
- Order Scolopendromorpha (tropical centipedes)
- Order Geophilomorpha (soil centipedes)
Class Diplopoda (Millipedes)[]
Subclass Penicillata[]
- Order Polyxenida (Bristly millipedes)
Subclass Chilognatha[]
- Order †Zosterogrammida[1]
- Infraclasss †Arthropleuridea
- Order †Arthropleurida
- Order †Eoarthropleurida
- Order †Microdecemplicida
- Infraclass Pentazonia
- Order †Amynilyspedida
- Superorder Limacomorpha
- Order Glomeridesmida
- Superorder Oniscomorpha (Pill millipedes)
- Order Glomerida
- Order Sphaerotheriida (Giant pill millipedes)
- Infraclasss †Archipolypoda
- Order †Archidesmida
- Order †Cowiedesmida
- Order †Euphoberiida
- Order †Palaeosomatida
- Infraclass Helminthomorpha
- Order †Pleurojulida
- Order Platydesmida
- Order Polyzoniida
- Order Siphonocryptida
- Order Siphonophorida
- Superorder Juliformia
- Order Julida
- Order Siphoniulida
- Order Spirobolida
- Order Spirostreptida
- Superfamily †Xyloiuloidea (Sometimes aligned with Spirobolida)[2]
- Superorder Merocheta
- Order Polydesmida (Flat-backed millipedes)
- Superorder Nematophora
- Order Callipodida
- Order Chordeumatida
- Order Stemmiulida
Class Pauropoda[]
- Order Hexamerocerata
- Order Tetramerocerata
Class Symphyla[]
- Order Scolopendrellida (garden centipedes)
- Order Scutigerellida
Subphylum Crustacea (Crustaceans)[]
- Order †
- Order †
- Order †
- Order †
- Order †
- Order †Phosphatocopida
- Order †
Class Thylacocephala[]
- Order †
- Order †Concavicarida
- Order †Conchyliocarida
Class Remipedia[]
- Order †
- Order Nectiopoda
Class Branchiopoda[]
- Subclass Sarsostraca
- Order Anostraca (Fairy shrimp)
- Order †Lipostraca
- Subclass Phyllopoda
- Infraclass
- Order †
- Order †Kazacharthra
- Order Notostraca (Tadpole shrimp)
- Infraclass Diplostraca (Clam shrimp)
- Order Laevicaudata
- Order Spinicaudata
- Order Cyclestherida
- Order Cladocera (Water fleas)
- Infraclass
Class Cephalocarida[]
- Order Brachypoda (Horseshoe shrimp)
Class Thecostraca[]
Subclass Ascothoracida[]
- Order Dendrogastrida
- Order Laurida
Subclass Cirripedia (Barnacles)[]
- Infraclass Acrothoracica
- Order Cryptophialida
- Order Lithoglyptida
- Infraclass Rhizocephala
- Infraclass Thoracica
- Superorder
- Order Iblomorpha
- Order †Eolepadomorpha
- Superorder
- Order Calanticomorpha
- Order Pollicipedomorpha
- Order Scalpellomorpha
- Order †Archaeolepadomorpha
- Order †Brachylepadomorpha
- (unranked) Sessilia (Acorn barnacles)
- Order Balanomorpha
- Order Verrucomorpha
- Superorder
Subclass Facetotecta[]
Class Hexanauplia[]
Subclass Copepoda (Copepods)[]
- Infraclass Progymnoplea
- Order Platycopioida
- Infraclass Neocopepoda
- Clade Gymnoplea
- Order Calanoida
- Clade
- Order Canuelloida
- Order Cyclopoida (incl. Poecilostomatoida)
- Order Gelyelloida
- Order Harpacticoida
- Order Misophrioida
- Order Monstrilloida
- Order Mormonilloida
- Order Siphonostomatoida
- Clade Gymnoplea
Class Branchiura[]
- Order Arguloida (Carp lice, or fish lice)
- Order †Cyclida (Cycloids)
Class Pentastomida (Tongue worms)[]
- Order Cephalobaenida
- Order Porocephalida
- Order
- Order
Class Mystacocarida[]
- Order Mystacocaridida
Class Ostracoda (Ostracods, or seed shrimp)[]
- Order †
Subclass †[]
- Order †
Subclass †[]
- Order †
Subclass †[]
- Order †Palaeocopida
Subclass Myodocopa[]
- Order Myodocopida
- Order Halocyprida
Subclass Podocopa[]
- Order Platycopida
- Order Podocopida
Class Malacostraca (Malcostracans, such as crabs and lobsters)[]
Subclass Eumalacostraca[]
- Superorder Syncarida
- Order Anaspidacea Calman, 1904
- Order Bathynellacea Chappuis, 1915
- Order †
- Superorder †
- Order †
- Order †Pygocephalomorpha
- Superorder Peracarida
- Order Amphipoda (Includes freshwater shrimp and sandhoppers)
- Order Cumacea (Hooded shrimp)
- Order Isopoda (Isopods - includes wood lice)
- Order Lophogastrida
- Order Mictacea
- Order Mysida
- Order Spelaeogriphacea
- Order
- Order Tanaidacea (Tanaids)
- Order Thermosbaenacea
- Superorder Eucarida
Subclass Hoplocarida[]
- Order Stomatopoda (Mantis shrimp)
- Order †Aeschronectida
- Order †
Subclass Phyllocarida[]
- Order ?†
- Order †
- Order †
- Order Leptostraca
Subphylum †Artiopoda[]
no class[]
- Order †Emeraldellida
- Order †Cheloniellida
- Order †
Class †[]
- Order †
Class †Aglaspida[]
- Order †Aglaspidida
- Order †Strabopida
Class †Trilobita[]
Order []
Subclass †Petalopleura[]
- Order †
- Order †
Subclass †[]
- Order †Nectaspidida
Subclass †[]
- Order †Helmetiida †
Subclass †Trilobita[]
- Order †Eodiscina
- Order †Olenellina
- Order †Asaphida
- Order †
- Order †Corynexochida
- Order †Harpetida
- Order †Redlichiida
- Order †Lichida
- Order †Phacopida
- Order †Proetida
- Order †Ptychopariida
Other classes[]
no class[]
- Order †Isoxyida
- Order †
- Order †
- Order †
- Order †Bradoriida
- Order †
Class† []
- Order †Canadaspidida
Class †[]
- Order †Fuxianhuiida
Class †Megacheira[]
- Order †
- Order †Leanchoiliida
- Order †
Class †[]
- Order †
- Order †
Class †Marrellomorpha[]
- Order †
- Order †Marrellida
- Order †
Class †Dinocaridida[]
- Order †Radiodonta
- Order †Anomalocarididae
- Order †Opabiniida
Class †Euthycarcinoidea[]
- Order †Euthycarcinida
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.
- ^ "World Register of Marine Species". Retrieved 2021-08-24.
- ^ WoRMS (2021). Mystacocarida. Accessed at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=1079 on 2021-08-23
- Lists of arthropods