ABSTRACT: Pliocene deposits extending along Dardanelles are oradeln by quaternary sediment whichmay be best observée! to Hamzatoy, mort of Gelibolu town. These sediment contain a rich and: very wellpreserved fauna of Tschauda (Bakımian) Oastropods which characterize the Ponto-Oaspic basin of EasternPamtethy»