Siphonostomatoida is an

order Order, ORDER or Orders may refer to: * A socio-political or established or existing order, e.g. World order, Ancien Regime, Pax Britannica * Categorization, the process in which ideas and objects are recognized, differentiated, and understood ...

copepod Copepods (; meaning 'oar-feet') are a group of small crustaceans found in nearly every freshwater and saltwater habitat (ecology), habitat. Some species are planktonic (living in the water column), some are benthos, benthic (living on the sedimen ...

s, containing around 75% of all the copepods that parasitise fishes. Their success has been linked to their possession of

siphon A siphon (; also spelled syphon) is any of a wide variety of devices that involve the flow of liquids through tubes. In a narrower sense, the word refers particularly to a tube in an inverted "U" shape, which causes a liquid to flow upward, abo ...

-like mandibles and of a "frontal filament" to aid attachment to their hosts. Most are marine, but a few live in

fresh water Fresh water or freshwater is any naturally occurring liquid or frozen water containing low concentrations of dissolved salt (chemistry), salts and other total dissolved solids. The term excludes seawater and brackish water, but it does include ...

. There are 40 recognised families: * Archidactylinidae Izawa, 1996 *

Artotrogidae Artotrogidae is a family of copepods in the order Siphonostomatoida Siphonostomatoida is an order (biology), order of copepods, containing around 75% of all the copepods that parasitise fishes. Their success has been linked to their possession ...

Brady, 1880 *

Asterocheridae Asterocheridae is a family of copepods belonging to the order Siphonostomatoida Siphonostomatoida is an order (biology), order of copepods, containing around 75% of all the copepods that parasitise fishes. Their success has been linked to thei ...

Giesbrecht, 1899 * Brychiopontiidae Humes, 1974 *

Caligidae Sea lice (singular: sea louse) are copepods (small crustaceans) of the family Caligidae within the order Siphonostomatoida. They are marine ectoparasites (external parasites) that feed on the mucus, epidermal tissue, and blood of host fish. The ...

Burmeister, 1835 * Calverocheridae Stock, 1968 * Cancerillidae Giesbrecht, 1897 * Codobidae Boxshall & Ohtsuka, 2001 *

Coralliomyzontidae Coralliomyzontidae is a family of crustaceans belonging to the order Siphonostomatoida Siphonostomatoida is an order (biology), order of copepods, containing around 75% of all the copepods that parasitise fishes. Their success has been linked ...

Humes & Stock, 1991 * Dichelesthiidae Milne-Edwards, 1840 * Dichelinidae Boxshall & Ohtsuka, 2001 *

Dinopontiidae Dinopontiidae is a family of crustaceans belonging to the order Siphonostomatoida Siphonostomatoida is an order (biology), order of copepods, containing around 75% of all the copepods that parasitise fishes. Their success has been linked to th ...

Murnane, 1967 *

Dirivultidae Dirivultidae is a family of crustaceans belonging to the order Siphonostomatoida Siphonostomatoida is an order (biology), order of copepods, containing around 75% of all the copepods that parasitise fishes. Their success has been linked to the ...

Humes & Dojiri, 1980 *

Dissonidae Dissonidae is a family of crustaceans belonging to the order Siphonostomatoida Siphonostomatoida is an order (biology), order of copepods, containing around 75% of all the copepods that parasitise fishes. Their success has been linked to their ...

Yamaguti, 1963 *

Ecbathyriontidae Ecbathyriontidae is a family of crustaceans Crustaceans (from Latin meaning: "those with shells" or "crusted ones") are invertebrate animals that constitute one group of Arthropod, arthropods that are traditionally a part of the subphylum Crust ...

Humes, 1987 *

Entomolepididae Entomolepididae is a family of crustaceans Crustaceans (from Latin meaning: "those with shells" or "crusted ones") are invertebrate animals that constitute one group of Arthropod, arthropods that are traditionally a part of the subphylum Crusta ...

Brady, 1899 *

Eudactylinidae Eudactylinidae is a family of copepods, most of which live as parasites on the gills of elasmobranch fishes; two genera lives on the gills of teleost fishes ('' Heterocladius'' and '' Jusheyus''). Genera The family Eudactylinidae contains the f ...

C. B. Wilson, 1932 *

Hatschekiidae Hatschekiidae is a family of copepods in the order Siphonostomatoida. Taxonomy and history The family Hatschekiidae was established by Polish parasitologist Zbigniew Kabata in 1979 with '' Hatschekia'' as the type genus In biological taxonom ...

Kabata, 1979 * Hyponeoidae Heegaard, 1962 * Kroyeriidae Kabata, 1979 *

Lernaeopodidae Lernaeopodidae is a family of parasitic copepods. The females are typically large and fleshy, and attach to the host permanently using a plug made of chitin called the ''bulla''. The males cling on to the females using their antennae. They paras ...

Milne-Edwards, 1840 * Lernanthropidae Kabata, 1979 * Megapontiidae Heptner, 1968 * Micropontiidae Gooding, 1957 * Nanaspididae Humes & Cressey, 1959 * Nicothoidae Dana, 1852 * Pandaridae Milne Edwards, 1840 *

Pennellidae Pennellidae is a family of parasitic copepods. When anchored on a host, they have a portion of the body on the outside of the host, whereas the remaining anterior part of the parasite is hidden inside tissues of the host. Genera There are 24 ge ...

Burmeister, 1835 * Pontoeciellidae Giesbrecht, 1895 * Pseudocycnidae C. B. Wilson, 1922 * Pseudohatschekiidae Tang ''et al.'', 2010 * Rataniidae Giesbrecht, 1897 * Samarusidae Lee J. & I.H. Kim, 2018 *

Scottomyzontidae ''Scottomyzon'' is a monotypic genus of crustacean Crustaceans (from Latin meaning: "those with shells" or "crusted ones") are invertebrate animals that constitute one group of arthropods that are traditionally a part of the subphylum Crustacea ...

Ivanenko ''et al.'', 2001 * Sphyriidae C. B. Wilson, 1919 * Sponginticolidae Topsent, 1928 * Spongiocnizontidae Stock & Kleeton, 1964 * Stellicomitidae Humes & Cressey, 1958 * Tanypleuridae Kabata, 1969 * Trebiidae C. B. Wilson, 1905

References

External links

* Crustacean orders {{Copepod-stub