''Oligosarcus'' 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
characins from freshwater habitats in northern
Argentina
Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
,
Paraguay
Paraguay (; ), officially the Republic of Paraguay ( es, República del Paraguay, links=no; gn, Tavakuairetã Paraguái, links=si), is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to th ...
,
Uruguay
Uruguay (; ), officially the Oriental Republic of Uruguay ( es, República Oriental del Uruguay), is a country in South America. It shares borders with Argentina to its west and southwest and Brazil to its north and northeast; while bordering ...
, eastern
Bolivia, and southern and central Brazil (
South,
Southeast
The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A compass rose is primarily composed of four cardinal directions—north, east, south, and west—each sepa ...
and
Central-West regions). They reach up to in length and are predators that mainly feed on smaller fish.
Species
There are currently 22 recognized species in this genus:
[
* '' Oligosarcus acutirostris'' ]Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
, 1987
* '' Oligosarcus amome'' Almirón, Casciotta, Piálek, Doubnerová & Říčan, 2015[Almirón, A., Casciotta, J., Piálek, L., Doubnerová, K. & Říčan, O. (2015): ''Oligosarcus amome'' (Ostariophysi: Characidae), a new species from the río Uruguay basin, Misiones, Argentina. ''Zootaxa, 3915 (4): 581–590.'']
* '' Oligosarcus argenteus'' Günther, 1864
* '' Oligosarcus bolivianus'' ( Fowler, 1940)
* '' Oligosarcus brevioris'' Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
, 1987
* '' Oligosarcus hepsetus'' ( G. Cuvier, 1829)
* '' Oligosarcus itau'' Mirande
Mirande (; oc, Miranda) is a commune in the Gers department, Occitania, southwestern France.
Geography
Population
Sites of interest
* Town Hall
* St. Mary's Cathedral
* Astarac Square
* Clock Tower
* Rohan Tower
Image:Hôtel de ville d ...
, Aguilera & Azpelicueta, 2011
* '' Oligosarcus jacuiensis'' Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
& A. C. Ribeiro, 2010
* '' Oligosarcus jenynsii'' ( Günther, 1864)
* '' Oligosarcus longirostris'' Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
& Géry
Géry () is a commune in the Meuse department in Grand Est in north-eastern France.
See also
*Communes of the Meuse department
The following is a list of the 499 communes of the Meuse department of France.
The communes cooperate in the fo ...
, 1983
* '' Oligosarcus macrolepis'' ( Steindachner, 1877)
* '' Oligosarcus menezesi'' Miquelarena & Protogino, 1996
* '' Oligosarcus oligolepis'' ( Steindachner, 1867)
* '' Oligosarcus paranensis'' Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
& Géry
Géry () is a commune in the Meuse department in Grand Est in north-eastern France.
See also
*Communes of the Meuse department
The following is a list of the 499 communes of the Meuse department of France.
The communes cooperate in the fo ...
, 1983
* '' Oligosarcus perdido'' A. C. Ribeiro, Cavallaro & Froehlich, 2007
* '' Oligosarcus pintoi'' Amaral Campos, 1945
* '' Oligosarcus planaltinae'' Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
& Géry
Géry () is a commune in the Meuse department in Grand Est in north-eastern France.
See also
*Communes of the Meuse department
The following is a list of the 499 communes of the Meuse department of France.
The communes cooperate in the fo ...
, 1983
* '' Oligosarcus platensis'' ( Messner, 1962)[
* '' Oligosarcus robustus'' ]Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
, 1969
* '' Oligosarcus schindleri'' Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
& Géry
Géry () is a commune in the Meuse department in Grand Est in north-eastern France.
See also
*Communes of the Meuse department
The following is a list of the 499 communes of the Meuse department of France.
The communes cooperate in the fo ...
, 1983
* '' Oligosarcus solitarius'' Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
, 1987
* '' Oligosarcus varii'' Menezes Menezes, sometimes Meneses, was originally a Portuguese toponymic surname which originated in Montes Torozos, a region in Tierra de Campos, northeast of Valladolid and southeast of Palencia. The ancestor of the Meneses lineage was Tello Pérez de ...
& A. C. Ribeiro, 2015[Menezes, N.A. & Ribeiro, A.C. (2015): A new species of the lowland ''Oligosarcus'' Günther species group (Teleostei: Ostariophysi: Characidae). ''Neotropical Ichthyology, 13 (3): 541-546.'']
References
Characidae
Taxa named by Albert Günther
Fish of South America
{{Characiformes-stub