RIOBAMBA or Royabamba, a town of Ecuador, capital of the province of Chimborazo, on the railway between Guayaquil and Quito, about 85 m.
There have been misunderstandings with Ecuador in regard to some small areas in the Chira valley, but it may be assumed that the line is fixed between Santa Rosa (3° 21' S.) on the Gulf of Guayaquil, and the Chinchipe river, a tributary of the Maranon.
From the Gulf of Guayaquil to the borders of the Morrope Valley, and is traversed by three rivers - the Tumbes, Chira and Piura, the two former receiving their waters from the inner Cordillera and breaking through the outer range.
The Guayaquil author, Olmedo, who wrote the famous ode on the victory of Junin, and the Limenians Felipe Pardo and Manuel Segura are names well known wherever the Spanish language is spoken.
The line then runs almost due north to the south shore of the Gulf of Guayaquil, following the western water parting of the lower Tumbez valley.