The tubeshoulders are a
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
, Platytroctidae, of
ray-finned fish
Actinopterygii (; ), members of which are known as ray-finned fishes, is a class of bony fish. They comprise over 50% of living vertebrate species.
The ray-finned fishes are so called because their fins are webs of skin supported by bony or hor ...
belonging to the order
Alepocephaliformes
Alepocephaliformes is an order of ray-finned fish. It was previously classified as the suborder Alepocephaloidei of the order Argentiniformes
The Argentiniformes are an order of ray-finned fish whose distinctness was recognized only fairly ...
. They are found throughout the world, except for the Mediterranean Sea. Tubeshoulders live at moderate depths of , and some have light-producing organs. They are generally small to medium fish, ranging from in length.
Genera
The family contains the following genera:
* ''
Barbantus''
* ''
Holtbyrnia
''Holtbyrnia'' is a genus of tubeshoulders.
Species
There are currently nine recognized species in this genus:
* '' Holtbyrnia anomala'' G. Krefft, 1980 (Bighead searsid)
* '' Holtbyrnia conocephala'' Sazonov, 1976
* '' Holtbyrnia cyanocephala ...
''
* ''
Matsuichthys''
* ''
Maulisia
''Maulisia'' is a genus of tubeshoulders.
Species
There are currently five recognized species in this genus:
* ''Maulisia acuticeps'' Yuri Igorevich Sazonov, Sazonov, 1976 (Sharpsnout tubeshoulder)
* ''Maulisia argipalla'' Tetsuo Matsui, Matsui ...
''
* ''
Mentodus
''Mentodus'' is a genus of tubeshoulders.
Species
There are currently eight recognized species in this genus:
* '' Mentodus bythios'' ( Matsui & Rosenblatt, 1987)
* '' Mentodus crassus'' A. E. Parr, 1960
* '' Mentodus eubranchus'' ( Matsui & Ro ...
''
* ''
Mirorictus
''Mirorictus taningi'' is a species of tubeshoulder only known from the Gulf of Panama
The Gulf of Panama ( es, Golfo de Panamá) is a gulf of the Pacific Ocean off the southern coast of Panama, where most of eastern Panama's southern shores a ...
''
* ''
Normichthys
''Normichthys'' is a genus of tubeshoulder fish, named for the ichthyologist John Roxborough Norman
John Roxborough Norman (1898, Wandsworth, London – 26 May 1944, Berkhamsted, Hertfordshire) was an English ichthyologist.
He started as a cle ...
''
* ''
Pectinantus
''Pectinantus parini'' is a species of tubeshoulder known from the Pacific and Indian Ocean
The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or ~19.8% of the water on Earth's surface. It is bounded by As ...
''
* ''
Persparsia
''Persparsia kopua'', the spangled tubeshoulder, is a species of tubeshoulder found around the world in the southern hemisphere (apart from South America) between latitudes 30° S and 50° S and at depths of . Its length is up to TL. ''Perspa ...
''
* ''
Platytroctes
''Platytroctes'' is a genus of ray-finned fish in the family Platytroctidae
The tubeshoulders are a family, Platytroctidae, of ray-finned fish belonging to the order Alepocephaliformes
Alepocephaliformes is an order of ray-finned fish. It ...
''
* ''
Sagamichthys
''Sagamichthys'' is a genus of tubeshoulders. The generic name derives from Sagami Bay, Japan (home of '' Sagamichthys abei''), and the Greek ἰχθύς (''ichthys''), "fish".
Species
There are currently three recognized species in this genus:
...
''
* ''
Searsia''
* ''
Searsioides
''Searsioides'' is a genus of tubeshoulders native to the western central Pacific Ocean.
Species
There are currently two recognized species in this genus:
* '' Searsioides calvala'' ( Matsui & Rosenblatt Rosenblatt is a surname of German and Jew ...
''
* ''
Vachalia''
References
*
Ray-finned fish families
{{Alepocephaliformes-stub