state of S Brazil: 77,108 sq mi (199,709 sq km): pop. 8,449,000; cap. Curitiba
river port in NE Argentina, on the Paraná River: pop. 277,000
river in S South America, flowing from S Brazil along the SE boundary of Paraguay, through NE Argentina into the Río de la Plata: c. 2,000 mi (3,219 km)