It ascends the Parana to the great falls of Guayra, or Sete Quedas, and thence westward along the water-parting of the Sierra de Maracayu to the cerro of that name, thence northerly along the Sierra d'Amambay to the source of the Estrella, a small tributary of the Apa, and thence down those two streams to the Paraguay.
A convention was signed in 1849, which secured the free navigation of the Parana and the independence of the Banda Oriental.
Although the northern and southern extremities of Goyaz lie within two great river systems - the Tocantins and Parana - the upper courses of which are navigable, both of them are obstructed by falls.
Buenos Aires was blockaded by the combined English and French fleets, September 1845, which landed a force to open the passage up the Parana to Paraguay, which had been declared closed to foreigners by Rosas.
Long, formed by the confluence of the Tercero and Cuarto, whose sources are in the Sierra de Cordoba; it flows eastward across the pampas, and discharges into the Parana at Gaboto, about 40 m.
The most southern of these chapadoes, that of the Parana basin, in which may be included the northern part of the Uruguay and eastern part of the Paraguay basins, includes the greater part of the states of Rio Grande do Sul, Santa Catharina, Parana and Sao Paulo, the southwestern corner of Minas Geraes, a part of southern Goyaz, and the south-eastern corner of Matto Grosso.
North of Buenos Aires, on the Parana river, is the port of Rosario, the outlet for a rich agricultural district, ranking next to the federal capital in importance.
There has been considerable denudation toward the west, the eastern tributaries of the Parana rising very near the coast.
From Montevideo river steamers are sent up the Parana and Paraguay rivers to Corumba and Cuyaba, in the state of Matto Grosso.
Brazil; Caribian, around Caribbean Sea; Catamarenyan, Chaco; Changuinan, Panama; Charruan, Parana R.; Chibchan, Colombia .; Churbyan, Orinoco R.; Coconucan, Colombia; Cunan, Panama; Guaycuruan, Paraguay R.; Jivaroan, Ecuador; Kechuan, Peru; Laman, N.E.