AphyocharacidiumAphyocharacidium is a genus of freshwater ray-finned fishes, characins belonging to the subfamily Aphyocharacinae within the family Characidae. The fishes in this genus are found in tropical South America.SpeciesAphyocharacidium contains the following valid species:Aphyocharacidium bolivianum Géry, 1973''Aphyocharacidium melandetum''