Rio de Janeiro | Rio Grande do Sul | Rio Grande | Rio de Janeiro (state) | Rio Grande do Norte | Río de la Plata | Rio | Rio Tinto Group | Rio Negro | Natal, Rio Grande do Norte | Rio Tinto | Rio Negro (Amazon) | Rio Grande Valley | Pinar del Río | Río Piedras, Puerto Rico | Rio Branco | Pinar del Río Province | Rio Ferdinand | Universidade Federal do Rio Grande do Sul | Río Negro | formation | Del Rio, Texas | Rio Tinto Alcan | Río Piedras | Río Negro Province | Río Cuarto, Córdoba | Resende, Rio de Janeiro | Río Cuarto | Federal University of Rio de Janeiro | Command (military formation) |
In Paleorrota geopark, located in Brazil, were found rare branches of the genus Buriadia, are in the Rio Bonito Formation and date from Sakmarian in the Permian.