''Onykia'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

squid A squid (: squid) is a mollusc with an elongated soft body, large eyes, eight cephalopod limb, arms, and two tentacles in the orders Myopsida, Oegopsida, and Bathyteuthida (though many other molluscs within the broader Neocoleoidea are also ...

s in the family

Onychoteuthidae The hooked squid, family (biology), family Onychoteuthidae, currently comprise about 20–25 species (several known from only single life stages and thus unconfirmed), in six or seven genus, genera. They range in mature mantle (mollusc), mantle l ...

. Due to similarities between the genera, several recent authors consider the genus ''Moroteuthis'' a

junior synonym In taxonomy, the scientific classification of living organisms, a synonym is an alternative scientific name for the accepted scientific name of a taxon. The botanical and zoological codes of nomenclature treat the concept of synonymy differently. ...

of ''Onykia''. The

type species In International_Code_of_Zoological_Nomenclature, zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the spe ...

is ''

Onykia carriboea ''Onykia carriboea'', the tropical clubhook squid, is a squid in the family Onychoteuthidae, the type species of the genus ''Onykia''. It is known with certainty only from immature specimens. The type locality of ''O. carriboea'' is the Gulf of ...

'', the tropical clubhook squid.

Species

The following are the valid species currently recognised as members of the genus ''Onkyia'' by the

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

: *''

Onykia aequatorialis ''Onykia'' is a genus of squids in the family Onychoteuthidae. Due to similarities between the genera, several recent authors consider the genus ''Moroteuthis'' a junior synonym of ''Onykia''. The type species is ''Onykia carriboea'', the tropica ...

'' ( Thiele, 1920) *''

'' Lesueur, 1821 *''

Onykia indica ''Onykia'' is a genus of squids in the family Onychoteuthidae. Due to similarities between the genera, several recent authors consider the genus ''Moroteuthis'' a junior synonym of ''Onykia''. The type species is '' Onykia carriboea'', the tropic ...

'' Okutani, 1981 *''

Onykia ingens ''Moroteuthopsis ingens'', the greater hooked squid, is a species of squid in the family Onychoteuthidae. It occurs worldwide in subantarctic oceans. Taxonomy ''M. ingens'' was long attributed to the genus ''Moroteuthis'', which became a junior ...

'' ( E. A. Smith, 1881) *''

Onykia loennbergii ''Onykia loennbergii'', the Japanese hooked squid, is a species of squid in the family Onychoteuthidae, named by Swedish zoologist Einar Lönnberg. It occurs in the Western Pacific Ocean, at an estimated depth of 230–1200 m. The mantle le ...

'' (Ishikawa & Wakiya, 1914) *''

Onykia robsoni ''Onykia robsoni'', the rugose hooked squid, is a species of squid in the family Onychoteuthidae. It occurs in the Antarctic Ocean, at an estimated depth of 250–550 meters. The mantle of this species grows to a length of 75 cm. The sp ...

'' (

Adam Adam is the name given in Genesis 1–5 to the first human. Adam is the first human-being aware of God, and features as such in various belief systems (including Judaism, Christianity, Gnosticism and Islam). According to Christianity, Adam ...

, 1962) *''

Onykia robusta ''Onykia robusta'', also known as the robust clubhook squid and often cited by the older name ''Moroteuthis robusta'', is a species of squid in the family Onychoteuthidae. Reaching a mantle length of Norman, M.D. 2000. ''Cephalopods: A World Gu ...

'' (Verrill, 1876)

References

External links

Tree of Life web project: Onykia
Hooked squid Cephalopod genera {{Squid-stub