The city then known as 'Gergis' was located at the western end of Syrtique, not far from the island of Meninx (current Djerba). According to Stadiasme, it has a castle, where stood the ruins and a citadel modern still bearing the old name is pronounced Zarzis now , and port. This town owes its origin perhaps to Gergesiles which, according to ancient Jewish writers, had left the Canaan at the time of Joshua and went to settle in North Africa
