Genus of fishes
Retroculus is a genus of cichlids native to tropical South America , where three are native to rivers in southeastern Amazon Basin in Brazil , while the final is native to rivers in Amapá (Brazil) and French Guiana .[ 1] It is the sole genus included in the subfamily Retroculinae , although some authorities classify this as a tribe , Retroculini , of the subfamily Cichlinae .[ 2] These rheophilic cichlids are superficially similar to Geophagus .[ 1]
Species
Four recognized species are in this genus:[ 3]
References
^ a b c Landim, M.I., Moreira, C.R. & Figueiredo, C.A. (2015): Retroculus acherontos , a new species of cichlid fish (Teleostei) from the Rio Tocantins basin. Zootaxa, 3973 (2): 369-380.
^ Wm. Leo Smith; Prosanta Chakrabarty; John S. Sparks (2008). "Phylogeny, taxonomy, and evolution of Neotropical cichlids (Teleostei: Cichlidae: Cichlinae)" (PDF) . Cladistics . 24 (5): 624–641.
^ Froese, Rainer ; Pauly, Daniel (eds.). "Species in genus Retroculus " . FishBase . April 2015 version.