CADURCUM, Cadurcus, and Cadurx, in Ancient Geography, a town of the Cadurci, a people of Aquitania; situated between the rivers Oldus, running from the north, and the Tarnis from the south, and falling into the Garumna: Now Cahors, capital of the territory of the Querci, in Guienne. A part of the Cadurci, to the south next the Tarnis, were called Eleutheri.