1921. Rio Seco (29.9S, 63.72W) Cordoba, Populated Place 1922. Rio Seco Agua del Chancho (34.48S, 68.35W) Mendoza, Intermittent Stream 1923. Rio Seco Bajada de los Viejos (33.4S, 68.83W) Mendoza, Intermittent Stream 1924. Rio Seco Carrizalito (34.4S, 68.5W) Mendoza, Intermittent Stream 1925. Rio Seco Cinta Roja (36.55S, 69.63W) Mendoza, Intermittent Stream 1926. Rio Seco de la Horqueta (33.82S, 68.53W) Mendoza, Intermittent Stream 1927. Rio Seco de la Invernada (31.25S, 69.18W) San Juan, Intermittent Stream 1928. Rio Seco de la Quebrada (34.93S, 68.3W) Mendoza, Intermittent Stream 1929. Rio Seco de la Tosca (36.65S, 69.73W) Mendoza, Stream 1930. Rio Seco de la Zanja (34.07S, 68.35W) Mendoza, Intermittent Stream 1931. Rio Seco de las Aguilas (34.18S, 68.5W) Mendoza, Intermittent Stream 1932. Rio Seco de las Cortaderas (33.5S, 68.87W) Mendoza, Intermittent Stream 1933. Rio Seco de las Escaleras (36.8S, 69.77W) Mendoza, Intermittent Stream 1934. Rio Seco de las Penas (34.2S, 68W) Mendoza, Intermittent Stream 1935. Rio Seco de las Vacas Muertas (33.5S, 68.42W) Mendoza, Intermittent Stream 1936. Rio Seco de los Corrales (35.58S, 67.63W) Mendoza, Intermittent Stream 1937. Rio Seco de los Leones (35.07S, 68.17W) Mendoza, Intermittent Stream 1938. Rio Seco de los Linderitos (33.42S, 68.18W) Mendoza, Intermittent Stream 1939. Rio Seco de los Manantiales (33.43S, 68.87W) Mendoza, Intermittent Stream 1940. Rio Seco de los Toldos (35.18S, 68.08W) Mendoza, Intermittent Stream 1941. Rio Seco del Agua del Potrero (33.62S, 68.05W) Mendoza, Intermittent Stream 1942. Rio Seco del Altar (36.55S, 69.63W) Mendoza, Intermittent Stream 1943. Rio Seco del Chifle (33.7S, 68.82W) Mendoza, Intermittent Stream 1944. Rio Seco del Quemado (33.5S, 68.12W) Mendoza, Intermittent Stream 1945. Rio Seco del Salado (38.1S, 70.12W) Neuquen, Intermittent Stream 1946. Rio Seco El Alamo (33.22S, 68.67W) Mendoza, Intermittent Stream 1947. Rio Seco El Jaguel (33.57S, 68.87W) Mendoza, Intermittent Stream 1948. Rio Seco Hondo (24.77S, 64.53W) Salta, Stream 1949. Rio Seco Hondo (33.62S, 68.15W) Mendoza, Intermittent Stream 1950. Rio Seco Hondo (34.02S, 68W) Mendoza, Intermittent Stream 1951. Rio Seco Hondo (35.7S, 67.77W) Mendoza, Intermittent Stream 1952. Rio Seco La Cuchara (35.68S, 67.77W) Mendoza, Intermittent Stream 1953. Rio Seco La Hedionda (34.5S, 68.13W) Mendoza, Intermittent Stream 1954. Rio Seco La Horqueta (33.57S, 68.87W) Mendoza, Intermittent Stream 1955. Rio Seco Los Pejecitos (35.5S, 67.82W) Mendoza, Intermittent Stream 1956. Rio Seco Los Pejes (35.6S, 67.87W) Mendoza, Intermittent Stream 1957. Rio Seco Punta del Agua (33.88S, 68.05W) Mendoza, Intermittent Stream 1958. Rio Seco Rajapiedra (34.38S, 68.63W) Mendoza, Intermittent Stream 1959. Rio Seco Silva (34.3S, 68.43W) Mendoza, Intermittent Stream 1960. Rio Seco Ultima Aguada (33.88S, 68.03W) Mendoza, Intermittent Stream | 1961. Rio Seco Zanjon del Bayo (35.58S, 67.83W) Mendoza, Valley 1962. Rio Segundo (31.35S, 62.98W) Cordoba, Stream 1963. Rio Segundo (31.67S, 63.92W) Cordoba, Populated Place 1964. Rio Senguer (45.53S, 68.9W) Chubut, Stream 1965. Rio Senguerr (45.53S, 68.9W) Chubut, Stream 1966. Rio Shehuen (49.58S, 69.57W) Santa Cruz, Stream 1967. Rio Silvino (34.3S, 68.43W) Mendoza, Intermittent Stream 1968. Rio Singuil (27.68S, 65.8W) , Stream 1969. Rio Solco (27.3S, 65.7W) Tucuman, Stream 1970. Rio Soledad (23.38S, 64.8W) Salta, Stream 1971. Rio Soto (30.75S, 65.07W) Cordoba, Stream 1972. Rio Sucio (26.6S, 65.03W) Tucuman, Stream 1973. Rio Sud (48.77S, 71.72W) Santa Cruz, Stream 1974. Rio Sud America (54.88S, 65.45W) Tierra del Fuego, Antartida e Islas del Atlantico Sur, Stream 1975. Rio Sur (48.77S, 71.72W) Santa Cruz, Stream 1976. Rio Sur America (54.88S, 65.45W) Tierra del Fuego, Antartida e Islas del Atlantico Sur, Stream 1977. Rio Susques (23.43S, 66.48W) Jujuy, Stream 1978. Rio Tacanas (26.2S, 65.45W) Tucuman, Stream 1979. Rio Tacuarendi (27.97S, 58.95W) Chaco, Stream 1980. Rio Tacuil (25.47S, 66.42W) Salta, Stream 1981. Rio Tajamar (26.5S, 64.88W) Tucuman, Stream 1982. Rio Tala (26.25S, 65.25W) , Stream 1983. Rio Tala (33.75S, 59.63W) Buenos Aires, Populated Place 1984. Rio Tala (28.5S, 65.8W) Catamarca, Stream 1985. Rio Talampaya (29.73S, 68.2W) La Rioja, Stream 1986. Rio Talayacu (27.83S, 66.72W) Catamarca, Intermittent Stream 1987. Rio Talcala (28.13S, 66.42W) Catamarca, Stream 1988. Rio Tambero (28.22S, 68.73W) La Rioja, Intermittent Stream 1989. Rio Tambillos (28.83S, 68.17W) La Rioja, Intermittent Stream 1990. Rio Tanaite (22.77S, 65.73W) Jujuy, Stream 1991. Rio Tapenaga (28.07S, 59.17W) , Stream 1992. Rio Tapenaga (27.55S, 59.67W) Chaco, Populated Place 1993. Rio Tapia (26.63S, 65.23W) Tucuman, Stream 1994. Rio Taquimilan (37.45S, 70.2W) Neuquen, Stream 1995. Rio Tar (49.22S, 71.98W) Santa Cruz, Stream 1996. Rio Tarde (47.52S, 71.8W) Santa Cruz, Stream 1997. Rio Tarija (22.88S, 64.35W) , Stream 1998. Rio Tartagal (22.67S, 63.68W) Salta, Stream 1999. Rio Tecka (43.02S, 70.75W) Chubut, Stream 2000. Rio Tecker (46.82S, 70.45W) Santa Cruz, Stream |