Percichthys
Percichthys is a genus of temperate perches native to freshwater habitats in Argentina and Chile.
The earliest fossil member of the genus is Percichthys hondoensis from the early Eocene of Argentina.
Species
The currently recognized species in this genus are:Percichthys chilensis Girard, 1855Percichthys colhuapiensis MacDonagh, 1955 Percichthys laevis Percichthys melanops Girard, 1855- ''Percichthys trucha''