Distribution. Parana and Uruguay river basins from S Paraguay to CE Argentina, extending marginally into S Brazil (Rio Grande do Sul State) and W Uruguay along E bank of Uruguay River. in Cricetidae

Distribution. Parana and Uruguay river basins from S Paraguay to CE Argentina, extending marginally into S Brazil (Rio Grande do Sul State) and W Uruguay along E bank of Uruguay River.Published as part of Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, pp. 204-535 in Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona :Lynx Edicions on page 458, DOI: 10.5281/zenodo.670714