''Rhamdiopsis'' is a genus 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 n ...
es native to
South America
South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...
where they are
endemic
Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...
to
Brazil
Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...
. One species, ''R. krugi'', is
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 ...
.
Species
There are currently three recognized species in this genus:
* ''
Rhamdiopsis krugi''
Bockmann & R. M. C. Castro, 2010
* ''
Rhamdiopsis microcephala''
( Lütken, 1874)
* ''
Rhamdiopsis moreirai''
Haseman, 1911
References
Heptapteridae
Catfish genera
Freshwater fish genera
Catfish of Brazil
Endemic fish of Brazil
Taxa described in 1911
Taxa named by John Diederich Haseman
{{Siluriformes-stub