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Gymnogeophagus balzanii (1).JPG
Gymnogeophagus balzanii
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Cichlidae
Subfamily: Geophaginae
Genus: Gymnogeophagus
A. Miranda-Ribeiro, 1918
Type species
Gymnogeophagus cyanopterus
A. Miranda Ribeiro, 1918

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 PatosMirim) in southern Brazil, Paraguay, Uruguay and northern Argentina.[1] They are part of a group popularly known as eartheaters.


There are currently 17 recognized species in this genus:


  1. ^ Froese, Rainer, and Daniel Pauly, eds. (2016). Species of Gymnogeophagus in FishBase. January 2016 version.
  2. ^ a b c d e Malabarba, L.R., Malabarba, M.C. & Reis, R.E. (2015). "Descriptions of five new species of the Neotropical cichlid genus Gymnogeophagus Miranda Ribeiro, 1918 (Teleostei: Cichliformes) from the rio Uruguay drainage" (PDF). Neotropical Ichthyology,. 13 (4): 637–662. 
  3. ^ Loureiro, 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.
  4. ^ González-Bergonzoni, I., Loureiro, M. & Oviedo, S. (2009). "A new species of Gymnogeophagus from the río Negro and río Tacuarí basins, Uruguay (Teleostei: Perciformes)". Neotropical Ichthyology,. 7 (1): 19–24.