''Chelidonichthys'', the smallscaled gurnards, 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 ...

of marine

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish that comprise over 50% of living vertebrate species. They are so called because of their lightly built fins made of webbings of sk ...

es belonging to the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Triglidae ''Triglidae'', commonly known as gurnards or sea robins, are a Family (biology), family of bottom-feeding scorpaeniform ray-finned fish. The gurnards are distributed in temperate and tropical seas worldwide. Taxonomy ''Triglidae'' was first des ...

, the gurnards and sea robins. These gurnards are found in the Eastern Atlantic, Indian and Western Pacific Oceans.

Taxonomy

''Chelidonichthys'' was first formally described as a genus in 1873 by the German

zoologist Zoology ( , ) is the scientific study of animals. Its studies include the structure, embryology, classification, habits, and distribution of all animals, both living and extinct, and how they interact with their ecosystems. Zoology is one ...

Johann Jakob Kaup Johann Jakob von Kaup (10 April 1803 – 4 July 1873) was a German naturalist. A proponent of natural philosophy, he believed in an innate mathematical order in nature and he attempted biological classifications based on the Quinarian system. Kaup ...

. In 1896 ''Trigla hirundo'' was designated as 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 ...

of the genus by

David Starr Jordan David Starr Jordan (January 19, 1851 – September 19, 1931) was the founding president of Stanford University, serving from 1891 to 1913. He was an ichthyologist during his research career. Prior to serving as president of Stanford Universi ...

and

Barton Warren Evermann Barton Warren Evermann (October 24, 1853 – September 27, 1932) was an American ichthyologist. Early life and education Evermann was born in Monroe County, Iowa in 1853. His family moved to Indiana while he was still a child and it was ...

, ''T. hirundo'' is now treated as 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 ''Trigla lucerna'' which had been described by

Linnaeus Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennoblement in 1761 as Carl von Linné,#Blunt, Blunt (2004), p. 171. was a Swedish biologist and physician who formalised binomial nomenclature, the modern system of naming o ...

in 1758 from the "Northern Ocean". The genus is classified into three

subgenera In biology, a subgenus ( subgenera) is a taxonomic rank directly below genus. In the International Code of Zoological Nomenclature, a subgeneric name can be used independently or included in a species name, in parentheses, placed between the ge ...

by some authorities, ''Cheilonichthys'', ''Aspitrigla'' and ''Trigloporus''. The genus name combines ''chelidon'', meaning "swallow", with ''ichthys'', meaning "fish", probably an allusion to the

specific name Specific name may refer to: * in Database management systems, a system-assigned name that is unique within a particular database In taxonomy, either of these two meanings, each with its own set of rules: * Specific name (botany), the two-part (bino ...

of the type species, ''

hirundo The bird genus ''Hirundo'' is a group of passerines in the family Hirundinidae (swallows and martins). The genus name is Latin for a swallow. These are the typical swallows, including the widespread barn swallow. Many of this group have blue back ...

'', which also means "swallow".

Species

There are currently three subgenera and ten recognized species in this genus: * subgenus ''Chelidonichthys'' Kaup, 1876 ** '' Chelidonichthys capensis'' ( G. Cuvier, 1829) (Cape gurnard) ** '' Chelidonichthys gabonensis'' (

Poll Poll, polled, or polling may refer to: Forms of voting and counting * Poll, a formal election ** Election verification exit poll, a survey taken to verify election counts ** Polling, voting to make decisions or determine opinions ** Polling pla ...

& C. Roux, 1955) (Gabon gurnard) ** '' Chelidonichthys ischyrus'' D. S. Jordan & W. F. Thompson, 1914 ** ''

Chelidonichthys kumu ''Chelidonichthys'', the smallscaled gurnards, is a genus of marine ray-finned fishes belonging to the family Triglidae, the gurnards and sea robins. These gurnards are found in the Eastern Atlantic, Indian and Western Pacific Oceans. Taxonomy ' ...

'' ( G. Cuvier, 1829) (Bluefin gurnard) ** '' Chelidonichthys lucerna'' (Linnaeus, 1758) (Tub gurnard) ** '' Chelidonichthys queketti'' ( Regan, 1904) (Lesser gurnard) ** '' Chelidonichthys spinosus'' (

McClelland McClelland is a surname. Notable people with the surname include: * Alyssa McClelland, Australian actress * Anthony McClelland, biological father of Lebron James * Charles A. McClelland (1917–2006), American political systems analyst * Charles ...

, 1844) (Spiny red gurnard) * subgenus '' Aspitrigla'' Fowler, 1925 ** '' Chelidonichthys cuculus'' (Linnaeus, 1758) (Red gurnard) ** '' Chelidonichthys obscurus'' (

Walbaum Walbaum is a German surname. Notable people with the surname include: *Johann Julius Walbaum (1724–1799), German physician, naturalist and taxonomist *Johannes Walbaum (born 1987), German footballer *Justus Erich Walbaum (1768-1837), German type ...

, 1792) (Longfin gurnard) * subgenus ''Trigloporus''

J. L. B. Smith James Leonard Brierley Smith (26 September 1897 – 8 January 1968) was a South African ichthyology, ichthyologist, organic chemist, and university professor. He was the first to identify a taxidermied fish as a coelacanth, at the time thought t ...

, 1934 ** '' Chelidonichthys lastoviza'' ( Bonnaterre, 1788) (Streaked gurnard)

Characteristics

''Chelidonichthys'' gurnards have bont plates along the base of first spiny dorsal fin but not along the base of the second soft rayed dorsal fin. The scales on the body and caudal peduncle are small and there are typically 60 scale rows along the

lateral line The lateral line, also called the lateral line organ (LLO), is a system of sensory organs found in fish, used to detect movement, vibration, and pressure gradients in the surrounding water. The sensory ability is achieved via modified epithelia ...

but no scales on the head. There is a deep groove on the occipital region. The largest species is the tub gurnard (''C. lucerna'') of the Eastern Pacific Ocean, which has a maximum published

total length Fish measurement is the measuring of individual fish and various parts of their anatomies, for data used in many areas of ichthyology, including taxonomy and fishery biology. Overall length Standard length (SL) is the length of a fish measured f ...

of , while the smallest is ''C. ischyura'' with a maximum published total length of .

Distribution

''Chelidonichthys'' gurnards are found in the eastern Atlantic Ocean, the

Mediterranean Sea The Mediterranean Sea ( ) is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean basin and almost completely enclosed by land: on the east by the Levant in West Asia, on the north by Anatolia in West Asia and Southern Eur ...

, the Indian Ocean and the Western Pacific Ocean.

References

External links

* * {{Taxonbar, from=Q1983412 * Triglinae