RhopalurusRhopalurus is a genus of scorpions belonging to the Buthidae family. This genus was described in 1876 by Tord Thorell.DistributionRhopalurus is primarily distibuted in the Cerrados and Caatingas formations of central and northeastern Brazil. One species is also known from a savannah formation inside oriental Amazonia. Three species are known from the savannahs of the Guayana Region, Venezuela. One species is also found in the Llanos de Orinoco, Venezuela, and one in the Llanos Orientales, ColombiaSpeciesThe following species are assigned to this genus:Former speciesRhopalurus junceus - moved to ''Heteroctenus junceus''