''Champsodon'' is the sole genus in the family Champsodontidae. These fishes, the crocodile toothfishes, are native to the
Indo-Pacific
The Indo-Pacific is a vast biogeographic region of Earth. In a narrow sense, sometimes known as the Indo-West Pacific or Indo-Pacific Asia, it comprises the tropical waters of the Indian Ocean, the western and central Pacific Ocean, and the ...
region.
Although ''Champsodon'' is the only extant genus of this family, a close relative is known in the extinct ''
Eochampsodon''
Bannikov, 2004 from the
Middle Eocene
The Eocene ( ) is a geological epoch that lasted from about 56 to 33.9 million years ago (Ma). It is the second epoch of the Paleogene Period in the modern Cenozoic Era. The name ''Eocene'' comes from the Ancient Greek (''Ēṓs'', ' Dawn') a ...
(
Bartonian
The Bartonian is, in the International Commission on Stratigraphy's (ICS) geologic time scale, a stage or age in the middle of the Eocene Epoch or Series. The Bartonian Age spans the time between . It is preceded by the Lutetian and is follow ...
) of the
North Caucasus
The North Caucasus, or Ciscaucasia, is a subregion in Eastern Europe governed by Russia. It constitutes the northern part of the wider Caucasus region, which separates Europe and Asia. The North Caucasus is bordered by the Sea of Azov and the B ...
, Russia.
Species
The currently recognized species in this genus are:
* ''
Champsodon atridorsalis''
Ochiai & I. Nakamura, 1964
* ''
Champsodon capensis''
Regan, 1908 (gaper)
* ''
Champsodon fimbriatus''
C. H. Gilbert, 1905
* ''
Champsodon guentheri''
Regan, 1908 (Günther's sabre-gills)
* ''
Champsodon longipinnis''
Matsubara
is a city located in Osaka Prefecture, Japan. , the city had an estimated population of 117,811 in 57351 households and a population density of 7100 persons per km2. The total area of the city is .
Geography
Matsubara is located in the center ...
& Amaoka, 1964
* ''
Champsodon machaeratus''
Nemeth, 1994
* ''
Champsodon nudivittis''
( J. D. Ogilby, 1895)
* ''
Champsodon omanensis''
Regan, 1908
* ''
Champsodon pantolepis''
Nemeth, 1994
* ''
Champsodon sagittus''
Nemeth, 1994
* ''
Champsodon sechellensis''
Regan, 1908
* ''
Champsodon snyderi''
V. Franz, 1910
* ''
Champsodon vorax''
Günther, 1867
In addition, a single extinct species, ''
Champsodon grossheimi''
(Daniltshenko, 1960) is known from the
Early Oligocene
The Rupelian is, in the geologic timescale, the older of two age (geology), ages or the lower of two stage (stratigraphy), stages of the Oligocene epoch (geology), Epoch/series (stratigraphy), Series. It spans the time between . It is preceded b ...
of the North Caucasus, Russia.
References
External links
Champsodontidae on World Register of Marine Species
Taxa named by Albert Günther
{{Acropomatiformes-stub