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
viviparous brotula
The viviparous brotulas form a family, the Bythitidae, of ophidiiform fishes. They are known as viviparous brotulas as they generally bear live young, although there are indications that some species (at least '' Didymothallus criniceps'') do n ...
s.
Etymology
The genus is named after C. Leo Biden, who collected one of the type specimens of '' Bidenichthys capensis'' and donated many specimens to the
South African Museum
The Iziko South African Museum, formerly the South African Museum (Afrikaans: Suid-Afrikaanse Museum), is a South African national museum located in Cape Town. The museum was founded in 1825, the first in the country. It has been on its present ...
.
Species
There are currently five recognized species in this genus:
* '' Bidenichthys capensis''
Barnard Barnard is a surname of Old English origin, derived from the Anglo-Saxons, Anglo-Saxon given name "Beornheard". It is composed of two elements: "Beorn," meaning "young warrior" or "bear," and "heard," meaning "hardy," "brave," or "strong." In some ...
, 1934 (Freetail brotula): The type species for the genus; "intertidal in rocky tidepools from East London to the Cape of Good Hope, South Africa. Uncommon."
* '' Bidenichthys consobrinus'' ( F. W. Hutton, 1876) (Grey brotula): "Rocky areas at depths of 30 to 178 m off northern New Zealand. Rare."
** Synonym: ''
Bidenichthys beeblebroxi
''Bidenichthys'' is a genus of viviparous brotulas.
Etymology
The genus is named after C. Leo Biden, who collected one of the type specimens of '' Bidenichthys capensis'' and donated many specimens to the South African Museum.
Species
There ar ...
'' Paulin, 1995: "Found in holes beneath rocks and boulders from the surface to 30 m around the North Island and northern part of South Island, New Zealand. Common."
* ''
Bidenichthys okamotoi
''Bidenichthys okamotoi'' is a species of fish in the family Bythitidae. It is found at the Koko Seamount in the central-northern Pacific Ocean.
Etymology
The species is named after the collector of the two type specimens, Dr. Makoto Okamoto
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Møller Møller () is a Danish surname, referring to an occupation as a Miller, equivalent of the Scottish/English ''Miller (name), Miller'', the German ''Müller'' etc.
Møller is the twentieth commonest surname in Denmark.Schwarzhans, Lauridsen & Nielsen, 2021
* ''
Bidenichthys paxtoni
''Bidenichthys'' is a genus of viviparous brotulas.
Etymology
The genus is named after C. Leo Biden, who collected one of the type specimens of ''Bidenichthys capensis'' and donated many specimens to the South African Museum.
Species
There are ...
'' (Nielsen & Cohen, 1986) (Baldhead cusk)
* ''
Bidenichthys slartibartfasti
''Bidenichthys'' is a genus of viviparous brotulas.
Etymology
The genus is named after C. Leo Biden, who collected one of the type specimens of '' Bidenichthys capensis'' and donated many specimens to the South African Museum.
Species
There ar ...