Category
page 1Xenurobryconinae
Tyttocharax
Tyttocharax is a genus of freshwater ray-finned fish belonging to the family Stevardiidae. The fishes in this genus are found in tropical South America.
Xenurobrycon
Xenurobrycon is a genus of freshwater ray-finned fish belonging to the family Stevardiidae. The fishes in this genus are found in tropical South America.
Xenurobrycon polyancistrus
species of fish
Scopaeocharax
Scopaeocharax is a genus of freshwater ray-finned fishes belonging to the family Stevardiidae. The fishes in this genus are endemic to Peru, where both species are found in the upper and middle Huallaga River basin.

Iotabrycon
Iotabrycon is a monospecific genus of freshwater ray-finned fish belonging to the family Stevardiidae. The only species in the genus is Iotabrycon praecox, a fish which is endemic to Ecuador, where it is found in the Vinces River basin..