The clade Multicrustacea constitutes the largest superclass of

crustacean Crustaceans (Crustacea, ) form a large, diverse arthropod taxon which includes such animals as decapods, seed shrimp, branchiopods, fish lice, krill, remipedes, isopods, barnacles, copepods, amphipods and mantis shrimp. The crustacean gro ...

s, containing approximately four-fifths of all described crustacean species, including crabs,

lobster Lobsters are a family (Nephropidae, synonym Homaridae) of marine crustaceans. They have long bodies with muscular tails and live in crevices or burrows on the sea floor. Three of their five pairs of legs have claws, including the first pair, ...

crayfish Crayfish are freshwater crustaceans belonging to the clade Astacidea, which also contains lobsters. In some locations, they are also known as crawfish, craydids, crawdaddies, crawdads, freshwater lobsters, mountain lobsters, rock lobsters, ...

shrimp Shrimp are crustaceans (a form of shellfish) with elongated bodies and a primarily swimming mode of locomotion – most commonly Caridea and Dendrobranchiata of the decapod order, although some crustaceans outside of this order are refer ...

krill Krill are small crustaceans of the order Euphausiacea, and are found in all the world's oceans. The name "krill" comes from the Norwegian word ', meaning "small fry of fish", which is also often attributed to species of fish. Krill are consid ...

prawns Prawn is a common name for small aquatic crustaceans with an exoskeleton and ten legs (which is a member of the order decapoda), some of which can be eaten. The term "prawn"Mortenson, Philip B (2010''This is not a weasel: a close look at nature' ...

woodlice A woodlouse (plural woodlice) is an isopod crustacean from the polyphyleticThe current consensus is that Oniscidea is actually triphyletic suborder Oniscidea within the order Isopoda. They get their name from often being found in old wood. ...

barnacle A barnacle is a type of arthropod constituting the subclass Cirripedia in the subphylum Crustacea, and is hence related to crabs and lobsters. Barnacles are exclusively marine, and tend to live in shallow and tidal waters, typically in erosive ...

copepod Copepods (; meaning "oar-feet") are a group of small crustaceans found in nearly every freshwater and saltwater habitat. Some species are planktonic (inhabiting sea waters), some are benthic (living on the ocean floor), a number of species have p ...

amphipods Amphipoda is an order of malacostracan crustaceans with no carapace and generally with laterally compressed bodies. Amphipods range in size from and are mostly detritivores or scavengers. There are more than 9,900 amphipod species so far descri ...

mantis shrimp Mantis shrimp, or stomatopods, are carnivorous marine crustaceans of the order Stomatopoda (). Stomatopods branched off from other members of the class Malacostraca around 340 million years ago. Mantis shrimp typically grow to around in length ...

and others. The largest branch of multicrustacea is the

class Class or The Class may refer to: Common uses not otherwise categorized * Class (biology), a taxonomic rank * Class (knowledge representation), a collection of individuals or objects * Class (philosophy), an analytical concept used differently ...

Malacostraca Malacostraca (from New Latin; ) is the largest of the six classes of crustaceans, containing about 40,000 living species, divided among 16 orders. Its members, the malacostracans, display a great diversity of body forms and include crabs, lobs ...

(see below).

Classification

Superclass Multicrustacea Regier, Shultz, Zwick, Hussey, Ball, Wetzer, Martin & Cunningham, 2010 * Family Priscansermarinidae Newman, 2004 * Class

Copepoda Copepods (; meaning "oar-feet") are a group of small crustaceans found in nearly every freshwater and saltwater habitat. Some species are planktonic (inhabiting sea waters), some are benthic (living on the ocean floor), a number of species have p ...

Milne-Edwards, 1840 - Copepods ** Infra-class

Neocopepoda Copepods (; meaning "oar-feet") are a group of small crustaceans found in nearly every freshwater and saltwater habitat. Some species are planktonic (inhabiting sea waters), some are benthic (living on the ocean floor), a number of species have p ...

Huys & Boxshall, 1991 *** Super-order

Gymnoplea Calanoida is an order (biology), order of copepods, a group of arthropods commonly found as zooplankton. The order includes around 46 families with about 1800 species of both marine and fresh water, freshwater copepods between them. Description ...

Giesbrecht, 1882 **** Order

Calanoida Calanoida is an order of copepods, a group of arthropods commonly found as zooplankton. The order includes around 46 families with about 1800 species of both marine and freshwater copepods between them. Description Calanoids can be distinguish ...

Sars GO, 1903 *** Super-order Podoplea Giesbrecht, 1882 **** Order

Cyclopoida The Cyclopoida are an order of small crustaceans from the subclass Copepoda. Like many other copepods, members of Cyclopoida are small, planktonic animals living both in the sea and in freshwater habitats. They are capable of rapid movement. Thei ...

Burmeister, 1834 **** Order

Gelyelloida ''Gelyella'' is a genus of freshwater copepods which are "surrounded by mystery". They live in groundwater in karstic areas of southern France and western Switzerland. The two species are the only members of the family Gelyellidae and, although ...

Huys, 1988 **** Order

Harpacticoida Harpacticoida is an order of copepods, in the subphylum Crustacea. This order comprises 463 genera and about 3,000 species; its members are benthic copepods found throughout the world in the marine environment (most families) and in fresh water ( ...

G. O. Sars, 1903 **** Order

Misophrioida Misophrioida is an order of copepod Copepods (; meaning "oar-feet") are a group of small crustaceans found in nearly every freshwater and saltwater habitat. Some species are planktonic (inhabiting sea waters), some are benthic (living on the o ...

Gurney, 1933 **** Order

Monstrilloida Monstrilloida is an order of copepods with a cosmopolitan distribution in the world's oceans. The order contains a single family, Monstrillidae. The name of the first ever described genus ''Monstrilla'' is derived from latin, meaning "tiny monst ...

Sars, 1901 **** Order

Mormonilloida Mormonillidae is a family of planktonic marine copepod Copepods (; meaning "oar-feet") are a group of small crustaceans found in nearly every freshwater and saltwater habitat. Some species are planktonic (inhabiting sea waters), some are benth ...

Boxshall,1979 **** Order Polyarthra Lang, 1944 (=

Canuelloida Polyarthra is an order of copepods belonging to the class Copepoda. Taxonomy There are two families recognised in the order Polyarthra: * Canuellidae Lang, 1944 * Longipediidae Longipediidae is a family of copepods Copepods (; meaning "oar ...

Khodami, Vaun MacArthur, Blanco-Bercial & Martinez Arbizu, 2017 ) **** Order

Siphonostomatoida Siphonostomatoida is an order of copepods, containing around 75% of all the copepods that parasitise fishes. Their success has been linked to their possession of siphon-like mandibles and of a "frontal filament" to aid attachment to their hosts. ...

Thorell, 1859 ** Infra-class

Progymnoplea Platycopiidae is a family of copepods. Until the description of ''Nanocopia'' in 1988, it contained the single genus ''Platycopia''. It now contains four genera, three of which are monotypic; the exception is ''Platycopia'', with 8 species. Syst ...

Lang, 1948 *** Order

Platycopioida Platycopiidae is a family of copepods. Until the description of ''Nanocopia'' in 1988, it contained the single genus ''Platycopia''. It now contains four genera, three of which are monotypic; the exception is ''Platycopia'', with 8 species. Syst ...

Fosshagen, 1985 * Class

Thecostraca Thecostraca is a class of marine invertebrates containing over 2,200 described species. Many species have planktonic larvae which become sessile or parasitic as adults. The most important subgroup are the barnacles (subclass Cirripedia), consti ...

Gruvel, 1905 ** Subclass

Ascothoracida Ascothoracida is a small group of crustaceans, comprising around 100 species. They are found throughout the world, and are parasites on cnidarians and echinoderms. Ascothoracida was previously ranked as an order within the infraclass Cirripedia ...

Lacaze-Duthiers, 1880 *** Order

Dendrogastrida Dendrogastrida is an order of crustaceans belonging to the class Maxillopoda. Families: * Ascothoracidae * Ctenosculidae * Dendrogastridae Dendrogastridae is a family of crustaceans belonging to the order Dendrogastrida. Genera: * '' Bifur ...

Grygier, 1987 *** Order

Laurida Laurida is an order of crustacean in the infraclass Ascothoracida. It consists of the following families and genera: * Lauridae ** ''Baccalaureus'' ** ''Laura'' ** '' Polymarsypus'' ** '' Zoanthoecus'' * Petrarcidae ** '' Introcornia'' ** ' ...

Grygier, 1987 ** Subclass

Cirripedia A barnacle is a type of arthropod constituting the subclass Cirripedia in the subphylum Crustacea, and is hence related to crabs and lobsters. Barnacles are exclusively marine, and tend to live in shallow and tidal waters, typically in erosiv ...

Burmeister, 1834 *** Infraclass

Acrothoracica The Acrothoracica are an infraclass of barnacles. Acrothoracicans bore into calcareous material such as mollusc shells, coral, crinoids or hardgrounds, producing a slit-like hole in the surface known by the trace fossil name ''Rogerella''. Acr ...

Gruvel, 1905 **** Order

Cryptophialida Cryptophialidae is a family of Acrothoracica The Acrothoracica are an infraclass of barnacles. Acrothoracicans bore into calcareous material such as mollusc shells, coral, crinoids or hardgrounds, producing a slit-like hole in the surface k ...

Kolbasov, Newman & Hoeg, 2009 **** Order

Lithoglyptida Lithoglyptida is an order of barnacles in the class Thecostraca Thecostraca is a class of marine invertebrates containing over 2,200 described species. Many species have planktonic larvae which become sessile or parasitic as adults. The most ...

Kolbasov, Newman & Hoeg, 2009 *** Infraclass

Rhizocephala Rhizocephala are derived barnacles that parasitise mostly decapod crustaceans, but can also infest Peracarida, mantis shrimps and thoracican barnacles, and are found from the deep ocean to freshwater. Together with their sister groups Thoraci ...

Müller, 1862 *** Infraclass

Thoracica Thoracica is an infraclass of crustaceans which contains the most familiar species of barnacles found on rocky coasts, such as ''Semibalanus balanoides'' and ''Chthamalus stellatus''. They have six well-developed limbs, and may be either stalked ...

Darwin, 1854 **** Superorder Phosphatothoracica Gale, 2019 ***** Order

Iblomorpha Iblomorpha is a small order Order, ORDER or Orders may refer to: * Categorization, the process in which ideas and objects are recognized, differentiated, and understood * Heterarchy, a system of organization wherein the elements have the poten ...

Buckeridge & Newman, 2006 ***** Order

Eolepadomorpha Eolepadomorpha is an extinct order of barnacles in the class Thecostraca Thecostraca is a class of marine invertebrates containing over 2,200 described species. Many species have planktonic larvae which become sessile or parasitic as adults. ...

Chan et al., 2021 **** Superorder Thoracicalcarea Gale, 2015 ***** Order

Balanomorpha The Balanomorpha are an order of barnacles, containing familiar acorn barnacles of the seashore. The order contains these families: * Austrobalanidae Newman & Ross, 1976 * Balanidae Leach, 1817 (acorn barnacles) * Bathylasmatidae Newman & Ross ...

Pilsbry, 1916 ***** Order Calanticomorpha Chan et al., 2021 ***** Order

Pollicipedomorpha Pollicipedomorpha is an order of pedunculated barnacles in the class Thecostraca. There are 3 families and more than 30 described species in Pollicipedomorpha. Families These families and genera belong to the order Pollicipedomorpha: : Order Poll ...

Chan et al., 2021 ***** Order

Scalpellomorpha Scalpellomorpha is an order of acorn barnacles in the class Thecostraca. There are about 11 families in 3 superfamilies and more than 450 described species in Scalpellomorpha. Families : Order Scalpellomorpha Buckeridge & Newman, 2006 :: Superfa ...

Buckeridge & Newman, 2006 ***** Order

Verrucomorpha Verrucomorpha is an order of asymmetrical sessile barnacles in the class Thecostraca. They are typically found in deeper and deep-sea habitats. There are 2 families and more than 100 described species in Verrucomorpha. Families These families be ...

Pilsbry, 1916 ***** Order

Archaeolepadomorpha Archaeolepadomorpha is an extinct order of barnacles in the class Thecostraca Thecostraca is a class of marine invertebrates containing over 2,200 described species. Many species have planktonic larvae which become sessile or parasitic as adul ...

Chan et al., 2021 ***** Order

Brachylepadomorpha Brachylepadidae is an extinct family of barnacles in the order Brachylepadomorpha, the sole family in the order. There are about 7 genera and more than 20 described species in Brachylepadidae. Genera These genera belong to the family Brachylepad ...

Withers, 1923 ** Subclass

Facetotecta Facetotecta is a poorly known subclass of thecostracan crustaceans. The adult forms have never been recognised, and the group is known only from its larvae, the "y- nauplius" and "y- cyprid" larvae. They are mostly found in the north Atlantic O ...

Grygier, 1985 * Class

Tantulocarida Tantulocarida is a highly specialised group of parasitic crustaceans that consists of about 33 species, treated as a class in superclass Multicrustacea. They are typically ectoparasites that infest copepods, isopods, tanaids, amphipods and ...

Boxshall & Lincoln, 1983 ** Family

Basipodellidae Basipodellidae is a family of crustaceans belonging to the order Hexanauplia. Genera: * '' Basipodella'' Becker, 1975 * '' Hypertantulus'' Ohtsuka & Boxshall, 1998 * '' Nipponotantulus'' Huys, Ohtsuka & Boxshall, 1994 * '' Polynyapodella'' Huys, ...

Boxshall & Lincoln, 1983 ** Family

Cumoniscidae Cumoniscidae is a family of crustaceans in the class Tantulocarida, classified under the superclass Multicrustacea. The family was previously known as Deoterthridae, but Cumoniscidae was determined to be senior subjective synonym. The fami ...

Nierstrasz & Brender à Brandis, 1923 (=

Deoterthridae Cumoniscidae is a family of crustaceans in the class Tantulocarida, classified under the superclass Multicrustacea. The family was previously known as Deoterthridae, but Cumoniscidae was determined to be senior subjective synonym. The fam ...

Boxshall & Lincoln, 1987) ** Family

Doryphallophoridae Doryphallophoridae is a family of crustaceans belonging to the class Tantulocarida. The family was previously placed in class Hexanauplia. Genera: * '' Doryphallophora'' Huys, 1990 * '' Paradoryphallophora'' Ohtsuka & Boxshall, 1998 Reference ...

Huys, 1991 ** Family

Microdajidae Microdajidae is a family of crustacean Crustaceans (Crustacea, ) form a large, diverse arthropod taxon which includes such animals as decapods, seed shrimp, branchiopods, fish lice, krill, remipedes, isopods, barnacles, copepods, amphipods ...

Boxshall & Lincoln, 1987 ** Family

Onceroxenidae ''Onceroxenus'' is a genus of crustaceans belonging to the monotypic family Onceroxenidae. The species of this genus are found in Western Europe. Species: *''Onceroxenus birdi'' *''Onceroxenus curtus ''Onceroxenus'' is a genus of crustace ...

Huys, 1991 * Class

Latreille, 1802 ** Subclass

Eumalacostraca Eumalacostraca is a subclass of crustaceans, containing almost all living malacostracans, or about 40,000 described species. The remaining subclasses are the Phyllocarida and possibly the Hoplocarida. Eumalacostracans have 19 segments (5 cepha ...

Grobben, 1892 *** Superorder

Eucarida Eucarida is a superorder of the Malacostraca, a class of the crustacean subphylum, comprising the decapods, krill, ''Amphionides'' and Angustidontida. They are characterised by having the carapace fused to all thoracic segments, and by the posse ...

Calman, 1904 **** Order

Decapoda The Decapoda or decapods (literally "ten-footed") are an order of crustaceans within the class Malacostraca, including many familiar groups, such as crabs, lobsters, crayfish, shrimp and prawns. Most decapods are scavengers. The order is es ...

Latreille, 1802 - crabs,

and

(includes former order Order

Amphionidacea ''Amphionides reynaudii'' is a species of caridean shrimp, whose identity and position in the crustacean system remained enigmatic for a long time. It is a small (less than one inch long) planktonic crustacean found throughout the world's tropic ...

Williamson, 1973) **** Order

Euphausiacea Krill are small crustaceans of the order Euphausiacea, and are found in all the world's oceans. The name "krill" comes from the Norwegian word ', meaning "small fry of fish", which is also often attributed to species of fish. Krill are consid ...

Dana, 1852 -

*** Superorder

Peracarida The superorder Peracarida is a large group of malacostracan crustaceans, having members in marine, freshwater, and terrestrial habitats. They are chiefly defined by the presence of a brood pouch, or ''marsupium'', formed from thin flattened plat ...

Calman, 1904 **** Order

Amphipoda Amphipoda is an order of malacostracan crustaceans with no carapace and generally with laterally compressed bodies. Amphipods range in size from and are mostly detritivores or scavengers. There are more than 9,900 amphipod species so far desc ...

Latreille, 1816 - amphipodes, gammares **** Order

Bochusacea Hirsutiidae is a family of crustaceans, classified either as a separate order, Bochusacea, or as part of a wider Mictacea. It comprises five species in three genera: *'' Hirsutia bathyalis'' Saunders, Hessler & Garner, 1985 *'' Hirsutia saunderse ...

Gutu & Iliffe, 1998 **** Order

Cumacea Cumacea is an order of small marine crustaceans of the superorder Peracarida, occasionally called hooded shrimp or comma shrimp. Their unique appearance and uniform body plan makes them easy to distinguish from other crustaceans. They live in sof ...

Krøyer, 1846 - cumaceae **** Order Ingolfiellida Hansen, 1903 **** Order

Isopoda Isopoda is an order of crustaceans that includes woodlice and their relatives. Isopods live in the sea, in fresh water, or on land. All have rigid, segmented exoskeletons, two pairs of antennae, seven pairs of jointed limbs on the thorax, an ...

Latreille, 1817 - isopods (including clover) **** Order

Lophogastrida Lophogastrida is an order of malacostracan crustaceans in the superorder Peracarida, comprising shrimp-like animals that mostly inhabit the relatively deep pelagic waters of the oceans throughout the world. Most lophogastridan species are long, ...

Sars, 1870 - lophogastrides **** Order

Mictacea Mictacea is a monotypic order of crustaceans. It was originally erected for three species of small shrimp-like animals of the deep sea and anchialine caves. They were placed in two families, the Mictocarididae and Hirsutiidae, but Hirsutiida ...

Bowman, Garner, Hessler, Iliffe & Sanders, 1985 - mictacés **** Order

Mysida Mysida is an order of small, shrimp-like crustaceans in the malacostracan superorder Peracarida. Their common name opossum shrimps stems from the presence of a brood pouch or "marsupium" in females. The fact that the larvae are reared in this ...

Haworth, 1825 - mysidacés **** Order

Pygocephalomorpha The order Pygocephalomorpha is an extinct group of peracarid crustaceans. Pygocephalomorpha were abundant from the Carboniferous until their extinction in the Permian. Families The order contains extinct five families, and seven genera ''incert ...

**** Order

Spelaeogriphacea Spelaeogriphacea is an Order (biology), order of crustaceans that grow to no more than . Little is known about the ecology of the order. Only four species, all subterranean, have been described. Of the three genus, genera, ''Potiicoara '' is kno ...

Gordon, 1957 - spelaeogriphaceae **** Order Stygiomysida Tchindonova, 1981 - stygiomysides **** Order

Tanaidacea The crustacean order Tanaidacea (known as tanaids) make up a minor group within the class Malacostraca. There are about 940 species in this order. Description Tanaids are small, shrimp-like creatures ranging from in adult size, with most speci ...

Dana, 1849 - tanaidaceae **** Order

Thermosbaenacea Thermosbaenacea is a group of crustaceans that live in thermal springs in fresh water, brackish water and anchialine habitats. They have occasionally been treated as a distinct superorder (Pancarida), but are generally considered to belong to th ...

Monod, 1927 - thermosbaenaceae *** Superorder

Syncarida Syncarida is a superorder of crustaceans, comprising the two extant orders Order, ORDER or Orders may refer to: * Categorization, the process in which ideas and objects are recognized, differentiated, and understood * Heterarchy, a system of ...

Packard, 1879 **** Order

Anaspidacea Anaspidacea is an order of crustaceans, comprising eleven genera in four families. Species in the family Anaspididae vary from being strict stygobionts (only living underground) to species living in lakes, streams and moorland pools, and are fo ...

Calman, 1904 **** Order

Bathynellacea Bathynellacea is an Order (biology), order of crustaceans which live interstitially in groundwater. Some species can tolerate low salt concentrations, and at least one African species is a thermophile, living in hot springs and tolerating tempera ...

Chappuis, 1915 **** Order Palaeocaridacea Brooks, 1962 ** Subclass

Hoplocarida Hoplocarida is a subclass of crustaceans. The only extant members are the mantis shrimp (Stomatopoda), but two other orders existed in the Palaeozoic The Paleozoic (or Palaeozoic) Era is the earliest of three geologic eras of the Phanerozo ...

Calman, 1904 *** Order

Stomatopoda Mantis shrimp, or stomatopods, are carnivorous marine crustaceans of the order Stomatopoda (). Stomatopods branched off from other members of the class Malacostraca around 340 million years ago. Mantis shrimp typically grow to around in length ...

Latreille, 1817 - shrimps-mantes ** Subclass

Phyllocarida Phyllocarida is a subclass of crustacean Crustaceans (Crustacea, ) form a large, diverse arthropod taxon which includes such animals as decapods, seed shrimp, branchiopods, fish lice, krill, remipedes, isopods, barnacles, copepods, amp ...

Packard, 1879 *** Order Archaeostraca Claus, 1888 *** Order

Canadaspidida Hymenocarina is an order of extinct arthropods known from the Cambrian. They possess bivalved carapaces, typically with exposed posteriors. Members of the group are morphologically diverse and had a variety of ecologies, including as filter feed ...

Novozhilov, 1960 *** Order Hoplostraca Schram, 1973 *** Order

Hymenostraca ''Hymenocaris'' is a genus of Cambrian crustaceans. Taxonomy Some species originally assigned to ''Hymenocaris'' were later transferred to ''Canadaspis'', such as '' Canadaspis perfecta'' (''Hymenocaris perfecta''), leaving only ''Hymenocaris v ...

Rolfe, 1969 *** Order

Leptostraca Leptostraca (from the Greek words for ''thin'' and ''shell'') is an order of small, marine crustaceans. Its members, including the well-studied '' Nebalia'', occur throughout the world's oceans and are usually considered to be filter-feeders. It ...

Claus, 1880 *** Genus '' Nothozoe'' Barrande, 1872 *''Incertae sedis'' ** Order

Cyclida Cyclida (formerly Cycloidea, and so sometimes known as cycloids) is an extinct order of crab-like fossil arthropods that lived from the Carboniferous to the Cretaceous. Their classification is uncertain, but they are generally interpreted as cr ...

Notes:

Image gallery

File:Copepod.jpg,

Copepod Copepods (; meaning "oar-feet") are a group of small crustaceans found in nearly every freshwater and saltwater habitat. Some species are planktonic (inhabiting sea waters), some are benthic (living on the ocean floor), a number of species have p ...

File:Sacculina carcini 5352.JPG, Sacculina ''

Sacculina carcini ''Sacculina carcini'', the crab hacker barnacle, is a species of parasitic barnacle in the family Sacculinidae, in particular a parasitic castrator, of crabs. The crab that most often is used as a host is the green crab, the natural range of ...

'' (

) parasite of a crab. File:Entenmuscheol.jpg, Anew Lepas anatifera ( Lepadiformes) File:Barnacles in Cape Elizabeth Maine.ogv, Balth ''

Chthamalus stellatus ''Chthamalus stellatus'', common name Poli's stellate barnacle, is a species of acorn barnacle common on rocky shores in South West England, Ireland, and Southern Europe. It is named after Giuseppe Saverio Poli. Description ''C. stellatus'' is ...

'' (

Sessilia Sessilia is an unranked clade of barnacles, comprising the barnacles without stalks, or acorn barnacles. They form a monophyletic group and are probably derived from stalked or goose barnacles. Sessilia is divided into two orders. The Verrucomo ...

) File:Pollicipes polymerus 3.jpg, Inch-foot ''

Pollicipes polymerus ''Pollicipes polymerus'', commonly known as the gooseneck barnacle or leaf barnacle, is a species of stalked barnacle. It is found, often in great numbers, on rocky shores on the Pacific coasts of North America. Classification Barnacles are cla ...

'' (

Scalpelliformes Scalpellomorpha is an order of acorn barnacles in the class Thecostraca. There are about 11 families in 3 superfamilies and more than 450 described species in Scalpellomorpha. Families : Order Scalpellomorpha Buckeridge & Newman, 2006 :: Superfa ...

) File:Amphionides reynaudii larvae.png, ''

Amphionides reynaudii ''Amphionides reynaudii'' is a species of caridean shrimp, whose identity and position in the crustacean system remained enigmatic for a long time. It is a small (less than one inch long) planktonic crustacean found throughout the world's tropic ...

'' , the unique

known. File:Cancer bellianus Johnston 1861 stuffed museum La Rochelle.jpg, Crab ''

Cancer bellianus ''Cancer bellianus'', the toothed rock crab, is a common species of crab in the north-eastern Atlantic Ocean. Description It grows up to in carapace length, and is pale brown with red spots. Distribution and ecology Its geographical range ext ...

'' (

) File:Antarctic krill (Euphausia superba).jpg, Antarctic Krill ''

Euphausia superba Antarctic krill (''Euphausia superba'') is a species of krill found in the Antarctic waters of the Southern Ocean. It is a small, swimming crustacean that lives in large schools, called swarms, sometimes reaching densities of 10,000–30,000 ind ...

'' (

) File:Nototropis swammerdamei.jpg, '' Atylus swammerdami'' (

) File:Diastylis bradyi (female).jpg, ''

Diastylis bradyi ''Diastylis'' is a genus of crustaceans which belong to the family Diastylidae. It includes the following species: *''Diastylis abboti'' Gladfelter, 1975 *''Diastylis abbreviata'' G. O. Sars, 1871 *''Diastylis acuminata'' Jones, 1960 *'' Dias ...

'' (

) File:Bathynomus doederleinii (dorsal).jpg, '' Bathynomus doederleinii'' (

) File:Gnathophausia zoea.jpg, ''

Gnathophausia zoea ''Gnathophausia zoea'' is a species of lophogastrid crustacean. It is widely distributed in the Atlantic Ocean from the Arctic Circle to the Equator; in the Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five ...

'' (

) File:Mictocaris halope.jpg, ''

Mictocaris halope ''Mictocaris halope'' is the only species of cave crustacean in the monotypic genus ''Mictocaris''. It is placed in its own family, Mictocarididae, and is sometimes considered the only member of the order Mictacea. ''Mictocaris'' is endemic t ...

'' (

) File:Gastrosaccus spinifer.jpg, '' Gastrosaccus spinifer'' (

) File:Tanaissus lilljeborgi.jpg, '' Tanaissus lilljeborgi'' (

) File:Tethysbaena ophelicola.jpg, '' Tethysbaena ophelicola'' (

) File:Koonunga cursor.png, '' Koonunga cursor'' (

) File:Odontodactylus scyllarus Réunion.jpg, ''

Odontodactylus scyllarus ''Odontodactylus scyllarus'', commonly known as the peacock mantis shrimp, harlequin mantis shrimp, painted mantis shrimp, clown mantis shrimp or rainbow mantis shrimp, is a large stomatopod native to the epipelagic seabed across the Indo-Paci ...

'' (

) File:Nebalia bipes.jpg, ''

Nebalia bipes ''Nebalia bipes'' is a species of leptostracan crustacean, and the first species in the order to have been described (in 1780, under the name ''Cancer bipes''). It lives in coastal waters at depths of , under stones or among decaying organic ma ...

'' (

)

Taxonomic references

World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive list of names of marine organisms. Content The content of the registry is edited and maintained by scientific speciali ...

taxon ''Multicrustacea'' Regier Shultz Zwick Hussey, Ball, Wetzer, Martin & Cunningham, 2010
( + class list+ orders list
/small>)

''Multicrustacea''
*

Animal Diversity Web Animal Diversity Web (ADW) is an online database that collects the natural history, classification, species characteristics, conservation biology, and distribution information on thousands of species of animals. The website includes thousand ...

Multicrustacea
*

Catalog of Life The Catalogue of Life is an online database that provides an index of known species of animals, plants, fungi, and microorganisms. It was created in 2001 as a partnership between the global Species 2000 and the American Integrated Taxonomic Inf ...

''Multicrustacea''
* IUCN
taxon ''Multicrustacea''

Notes and references

# ↑ World Register of Marine Species, accessed 13 April 2016 {{Taxonbar, from=Q11937877 Crustaceans