Rhamdiopsis is a genus of three-barbeled catfishes native to South America where they are endemic to Brazil. One species, R. krugi, is troglobitic.
Species There are currently three recognized species in this genus: Rhamdiopsis krugi Bockmann & R. M. C. Castro, 2010 Rhamdiopsis microcephala (Lütken, 1874) Rhamdiopsis moreirai Haseman, 1911
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