''Rhamdia'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...
of
three-barbeled catfishes found in
Mexico
Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...
,
Central and
South America
South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the sout ...
. These catfishes are nocturnal, opportunistic carnivores, found in a wide range of freshwater habitats.
This genus includes a number of
troglobitic
A troglobite (or, formally, troglobiont) is an animal species, or population of a species, strictly bound to underground habitats, such as caves. These are separate from species that mainly live in above-ground habitats but are also able to live u ...
members, encompassing a number of
taxa
In biology, a taxon (back-formation from ''taxonomy''; plural taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular nam ...
, including ''R. enfurnada'', ''R. guasarensis'', ''R. laluchensis'', ''R. laticauda'', ''R. macuspanensis'', ''R. quelen'', ''R. reddelli'' and ''R. zongolicensis''.
[Bockmann; and Castro (2010). The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography. Neotrop. Ichthyol. 8(4). ] In a few of these only some of their populations are troglobitic.
Species
There are currently 26 recognized species in this genus:
* ''
Rhamdia argentina''
( Humboldt, 1821)
* ''
Rhamdia branneri''
Haseman, 1911 [Garavello, J.C. & Shibatta, O.A. (2016): Reappraisal of ''Rhamdia branneri'' Haseman, 1911 and ''R. voulezi'' Haseman, 1911 (Siluriformes: Heptapteridae) from the rio Iguaçu with notes on their morphometry and karyotype. ''Neotropical Ichthyology, 14 (1): e140111.'']
* ''
Rhamdia cinerascens''
( Günther, 1860)
* ''
Rhamdia enfurnada''
Bichuette & Trajano, 2005
* ''
Rhamdia foina''
( J. P. Müller & Troschel, 1849)
* ''
Rhamdia guasarensis''
DoNascimiento, Provenzano & Lundberg, 2004
* ''
Rhamdia guatemalensis''
( Günther, 1864) [
* '' Rhamdia humilis'' ( Günther, 1864)
* '' Rhamdia itacaiunas'' Silfvergrip, 1996
* '' Rhamdia jequitinhonha'' Silfvergrip, 1996
* '' Rhamdia laluchensis'' A. Weber, Allegrucci & Sbordoni, 2003 (La Lucha blind catfish)
* '' Rhamdia laticauda'' ( Kner, 1858) (File-spine chulín)
* '' Rhamdia laukidi'' Bleeker, 1858
* '' Rhamdia macuspanensis'' A. Weber & ]Wilkens Wilkens is a surname. Notable people with the surname include:
* Andrea Wilkens (born 1984), German footballer
* Carl Wilkens (born c. 1957), American involved in genocide rescue efforts
* Elmer Wilkens (1901–1967), American football player
* H ...
, 1998 (Olmec blind catfish)
* '' Rhamdia muelleri'' ( Günther, 1864)
* '' Rhamdia nicaraguensis'' ( Günther, 1864)
* '' Rhamdia parryi'' C. H. Eigenmann & R. S. Eigenmann, 1888 (Tonala catfish)
* '' Rhamdia poeyi'' C. H. Eigenmann & R. S. Eigenmann, 1888
* '' Rhamdia quelen'' ( Quoy & Gaimard
Joseph Paul Gaimard (31 January 1793 – 10 December 1858) was a French naval surgeon and naturalist.
Biography
Gaimard was born at Saint-Zacharie on January 31, 1793. He studied medicine at the naval medical school in Toulon, subsequent ...
, 1824) (Silver catfish)
* '' Rhamdia reddelli'' R. R. Miller, 1984 (Blind-whiskered catfish)
* '' Rhamdia saijaensis'' Rendahl ( de), 1941 [
* '' Rhamdia schomburgkii'' Bleeker, 1858
* '' Rhamdia velifer'' ( Humboldt, 1821)
* '' Rhamdia voulezi'' Haseman, 1911 ][
* '' Rhamdia xetequepeque'' Silfvergrip, 1996
* '' Rhamdia zongolicensis'' ]Wilkens Wilkens is a surname. Notable people with the surname include:
* Andrea Wilkens (born 1984), German footballer
* Carl Wilkens (born c. 1957), American involved in genocide rescue efforts
* Elmer Wilkens (1901–1967), American football player
* H ...
, 1993 (Zongolica catfish)
References
External links
*
{{Taxonbar, from=Q3282872
Heptapteridae
Catfish genera
Taxa named by Pieter Bleeker
Freshwater fish genera
Taxonomy articles created by Polbot