Gymnogeophagus
Encyclopedia
Gymnogeophagus is a genus
of cichlid
fishes from South America
, where they found are known from various river basins
in southern Brazil
, Paraguay
, Uruguay
and northern Argentina
. They are part of a group popularly known as eartheaters.
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of cichlid
Cichlid
Cichlids are fishes from the family Cichlidae in the order Perciformes. Cichlids are members of a group known as the Labroidei along with the wrasses , damselfish , and surfperches . This family is both large and diverse. At least 1,300 species have been scientifically described, making it one of...
fishes from South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...
, where they found are known from various river basins
Drainage basin
A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...
in southern Brazil
Brazil
Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...
, Paraguay
Paraguay
Paraguay , officially the Republic of Paraguay , is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to the east and northeast, and Bolivia to the northwest. Paraguay lies on both banks of the Paraguay River, which runs through the center of the...
, Uruguay
Uruguay
Uruguay ,officially the Oriental Republic of Uruguay,sometimes the Eastern Republic of Uruguay; ) is a country in the southeastern part of South America. It is home to some 3.5 million people, of whom 1.8 million live in the capital Montevideo and its metropolitan area...
and northern Argentina
Argentina
Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...
. They are part of a group popularly known as eartheaters.
Species
There are currently 11 described species of Gymnogeophagus.- Gymnogeophagus australis (Eigenmann, 1907)
- Gymnogeophagus balzanii (Perugia, 1891)
- Gymnogeophagus caaguazuensis Staeck 2006
- Gymnogeophagus che (Casciotta, Gómez & Toresanni, 2000)
- Gymnogeophagus gymnogenys (Hensel, 1870)
- Gymnogeophagus labiatus (Hensel, 1870)
- Gymnogeophagus lacustris (Reis & Malabarba, 1988)
- Gymnogeophagus meridionalis (Reis & Malabarba, 1988)
- Gymnogeophagus rhabdotus (Hensel, 1870)
- Gymnogeophagus setequedas (Reis, Malabarba & Pavanelli, 1992)
- Gymnogeophagus tiraparaeGymnogeophagus tiraparaeGymnogeophagus tiraparae is a species of Geophagine cichlids.Before the scientific description, this fish was referred to with the name Gymnogeophagus sp "San Borja".It is found in Rio Negro in Uruguay and Rio Tacuari in the Laguna Mirim basin....
(González-Bergonzoni, Loureiro & Oviedo, 2009) (formerly known as Gymnogeophagus sp "San Borja")