''Gymnogeophagus'' is a genus of

cichlid Cichlids are fish from the family Cichlidae in the order Cichliformes. Cichlids were traditionally classed in a suborder, the Labroidei, along with the wrasses ( Labridae), in the order Perciformes, but molecular studies have contradicted this ...

fishes from South America, where they are known from various river basins (notably Rio de la Plata and

Lagoa dos Patos Lagoa dos Patos (, , ; English: ''Ducks' Lagoon'') is the largest lagoon in Brazil and the largest coastal lagoon in South America. It is located in the state of Rio Grande do Sul, southern Brazil. It covers an area of , is long and has a maximu ...

– Mirim) in southern Brazil, Paraguay, Uruguay and northern Argentina. They are part of a group popularly known as

eartheater Geophagini is a Tribe (biology), tribe of cichlids from the subfamily Cichlinae, the American cichlids. It is the sister taxon to the clade which includes the Cichlasomatini and Heroini. Fishes in the Geophagini are distributed from Panama south ...

Species

There are currently 18 recognized species in this genus: * ''

Gymnogeophagus australis ''Gymnogeophagus'' is a genus of cichlid fishes from South America, where they are known from various river basins (notably Rio de la Plata and Lagoa dos Patos– Mirim) in southern Brazil, Paraguay, Uruguay and northern Argentina. They are part ...

'' ( C. H. Eigenmann, 1907) (Uruguayan eartheater) * ''

Gymnogeophagus balzanii ''Gymnogeophagus'' is a genus of cichlid fishes from South America, where they are known from various river basins (notably Rio de la Plata and Lagoa dos Patos– Mirim) in southern Brazil, Paraguay, Uruguay and northern Argentina. They are part ...

'' ( Perugia, 1891) (Argentine eartheater) * ''

Gymnogeophagus caaguazuensis ''Gymnogeophagus'' is a genus of cichlid fishes from South America, where they are known from various river basins (notably Rio de la Plata and Lagoa dos Patos– Mirim) in southern Brazil, Paraguay, Uruguay and northern Argentina. They are part ...

'' Staeck, 2006 * ''

Gymnogeophagus che ''Gymnogeophagus'' is a genus of cichlid fishes from South America, where they are known from various river basins (notably Rio de la Plata and Lagoa dos Patos– Mirim) in southern Brazil, Paraguay, Uruguay and northern Argentina. They are part ...

'' Casciotta, S. E. Gómez & Toresanni, 2000 * ''

Gymnogeophagus constellatus ''Gymnogeophagus constellatus'' is a species of geophagine cichlid. It inhabits parts of the Uruguay and Río Negro rivers in eastern Rio Grande do Sul. It is characterised by the absence of supraneural bones, the presence of a forward spine in ...

'' L. R. Malabarba, M. C. Malabarba & R. E. dos Reis, 2015 * ''

Gymnogeophagus gymnogenys ''Gymnogeophagus'' is a genus of cichlid fishes from South America, where they are known from various river basins (notably Rio de la Plata and Lagoa dos Patos– Mirim) in southern Brazil, Paraguay, Uruguay and northern Argentina. They are part ...

'' ( R. F. Hensel, 1870) (Smooth-cheek eartheater) * ''

Gymnogeophagus jaryi ''Gymnogeophagus'' is a genus of cichlid fishes from South America, where they are known from various river basins (notably Rio de la Plata and Lagoa dos Patos– Mirim) in southern Brazil, Paraguay, Uruguay and northern Argentina. They are part ...

'' Alonso et al., 2019Alonso, F., G.E. Terán, G. Aguilera, O. Říčan, J. Casciotta, W.S. Serra, A. Almirón, M.F. Benítez, I. García and J.M. Mirande (2019). Description of A New Species of the Neotropical Cichlid Genus Gymnogeophagus Miranda Ribeiro, 1918 (Teleostei: Cichliformes) from the Middle Paraná Basin, Misiones, Argentina. PLoS ONE. 14(2): e0210166. * ''

Gymnogeophagus labiatus ''Gymnogeophagus'' is a genus of cichlid fishes from South America, where they are known from various river basins (notably Rio de la Plata and Lagoa dos Patos– Mirim) in southern Brazil, Paraguay, Uruguay and northern Argentina. They are part ...

'' ( R. F. Hensel, 1870) (Earth eater) * ''

Gymnogeophagus lacustris ''Gymnogeophagus'' is a genus of cichlid fishes from South America, where they are known from various river basins (notably Rio de la Plata and Lagoa dos Patos– Mirim) in southern Brazil, Paraguay, Uruguay and northern Argentina. They are part ...

'' R. E. dos Reis & L. R. Malabarba, 1988 * '' Gymnogeophagus lipokarenos'' L. R. Malabarba, M. C. Malabarba & R. E. dos Reis, 2015 * '' Gymnogeophagus mekinos'' L. R. Malabarba, M. C. Malabarba & R. E. dos Reis, 2015 * '' Gymnogeophagus meridionalis'' R. E. dos Reis & L. R. Malabarba, 1988 * '' Gymnogeophagus missioneiro'' L. R. Malabarba, M. C. Malabarba & R. E. dos Reis, 2015 * '' Gymnogeophagus pseudolabiatus'' L. R. Malabarba, M. C. Malabarba & R. E. dos Reis, 2015 * '' Gymnogeophagus rhabdotus'' ( R. F. Hensel, 1870) (Stripe-fin eartheater) * '' Gymnogeophagus setequedas'' R. E. dos Reis, L. R. Malabarba & Pavanelli, 1992 * '' Gymnogeophagus terrapurpura'' Loureiro, Zarucki, L. R. Malabarba & González-Bergonzoni, 2016Loureiro, M., Zarucki, M., Malabarba, L.R. & González-Bergonzoni, I. (2016): A new species of ''Gymnogeophagus'' Miranda Ribeiro from Uruguay (Teleostei: Cichliformes). ''Neotropical Ichthyology, 14 (1): e150082.'' * '' Gymnogeophagus tiraparae'' González-Bergonzoni, Loureiro &

Oviedo Oviedo (; ast, Uviéu ) is the capital city of the Principality of Asturias in northern Spain and the administrative and commercial centre of the region. It is also the name of the municipality that contains the city. Oviedo is located ap ...

, 2009

References

Fish of South America Geophagini Cichlid genera Taxa named by Alípio de Miranda-Ribeiro {{Cichlidae-stub