genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of
three-barbeled catfish
The Heptapteridae, or three-barbeled catfishes, are a family of catfish that originate from the Americas. Most species are restricted to South America, but '' Imparfinis lineatus'', '' Nemuroglanis panamensis'' and '' Pimelodella chagresi'' are ...
es 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
Central is an adjective usually referring to being in the center of some place or (mathematical) object.
Central may also refer to:
Directions and generalised locations
* Central Africa, a region in the centre of Africa continent, also known as ...
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 southe ...
. 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
''Rhamdia'' is a genus of three-barbeled catfishes found in Mexico, Central and South America. These catfishes are nocturnal, opportunistic carnivores, found in a wide range of freshwater habitats. This genus includes a number of troglobitic memb ...
'' 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
''Rhamdia'' is a genus of three-barbeled catfishes found in Mexico, Central and South America. These catfishes are nocturnal, opportunistic carnivores, found in a wide range of freshwater habitats. This genus includes a number of troglobitic memb ...
Rhamdia enfurnada
''Rhamdia'' is a genus of three-barbeled catfishes found in Mexico, Central and South America. These catfishes are nocturnal, opportunistic carnivores, found in a wide range of freshwater habitats. This genus includes a number of troglobitic me ...
Rhamdia foina
''Rhamdia'' is a genus of three-barbeled catfishes found in Mexico, Central and South America. These catfishes are nocturnal, opportunistic carnivores, found in a wide range of freshwater habitats. This genus includes a number of troglobitic memb ...
Troschel Franz Hermann Troschel (10 October 1810 – 6 November 1882) was a German zoologist born in Spandau.
He studied mathematics and natural history at the University of Berlin, where he was awarded his doctorate in 1834.Beolens, Bo; Watkins, Michael; ...
, 1849)
* ''
Rhamdia guasarensis
''Rhamdia'' is a genus of three-barbeled catfishes found in Mexico, Central and South America. These catfishes are nocturnal, opportunistic carnivores, found in a wide range of freshwater habitats. This genus includes a number of troglobitic memb ...
Lundberg
Lundberg is a surname of Danish language, Swedish origin. Lundberg means "wooded hill" or "mountain grove". Notable people with the surname include:
A
*Agneta Lundberg (born 1947), Swedish Social Democratic politician
*Alfred Lundberg (1852–1935 ...
, 2004
* ''
Rhamdia guatemalensis
''Rhamdia'' is a genus of three-barbeled catfishes found in Mexico, Central and South America. These catfishes are nocturnal, opportunistic carnivores, found in a wide range of freshwater habitats. This genus includes a number of troglobitic me ...
Rhamdia humilis
''Rhamdia'' is a genus of three-barbeled catfishes found in Mexico, Central and South America. These catfishes are nocturnal, opportunistic carnivores, found in a wide range of freshwater habitats. This genus includes a number of troglobitic memb ...
Bleeker Bleeker is a Dutch occupational surname. Bleeker is an old spelling of ''(linnen)bleker'' ("linen bleacher").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 ...
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
The juil ciego or blindwhiskered catfish (''Rhamdia reddelli'') is a species of three-barbeled catfish endemic to Mexico. This species is troglobitic, inhabiting a certain stream that flows through a single cave system.
Description
Like other f ...
''
R. R. Miller
Robert Rush Miller (April 23, 1916 – February 10, 2003) "was an important figure in American ichthyology and conservation from 1940 to the 1990s."
He was born in Colorado Springs, earned his bachelor's degree at University of California, Berke ...
Rendahl
Carl Hialmar Rendahl (born Jönköping 26 December 1891; died Stockholm 2 May 1969) was a Swedish zoologist, cartoonist and painter. He is most famous in Sweden for his authorship of ''Fågelboken'', the "bird book" which sold 60,000 copies.
Renda ...
Rhamdia zongolicensis
''Rhamdia zongolicensis'' (common name: Zongolica catfish) is a species of three-barbeled catfish endemic to Mexico. Its specific name refers to Zongolica, the area in Veracruz state where it occurs. It is a cave fish similar to '' Rhamdia latic ...
''
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 ...