XenurobryconXenurobrycon is a genus of freshwater ray-finned fish belonging to the family Stevardiidae. The fishes in this genus are found in tropical South America.SpeciesXenurobrycon contains the following species:Xenurobrycon coracoralinae C. L. R. Moreira, 2005Xenurobrycon heterodon Weitzman & S. V. Fink, 1985Xenurobrycon macropus Myers & P. Miranda-Ribeiro, 1945Xenurobrycon polyancistrus Weitzman, 1987Xenurobrycon pteropus Weitzman & S. V. Fink, 1985Xenurobrycon varii Mendonça, L. A. W. Peixoto, Dutra & Netto-Ferreira, 2016