Cliffs, formation of.
Climate, late changes in. —of Chile during tertiary period.
Coal of Concepcion. —S. Lorenzo.
Coast-denudation of St. Helena.
Cobija, elevation of.
Colombia, cretaceous formation of.
Colonia del Sacramiento, elevation of. —Pampean formation near Colorado, Rio, gravel of. —sand-dunes of. —Pampean formation near.
Combarbala.
Concepcion, elevation of. —deposits of. —crystalline rocks of.
Conchalee, gravel-terraces of.