Pliocene Epitoniidae of the Esmeraldas Beds Northwestern Ecuador (Mollusca: Gastropoda)

Abstract

Four species of epitoniid gastropods that live today in the Panamic-Galapagan faunal province of the eastern Pacific are here reported from the Pliocene Esmeraldas beds of the Onzole Formation near the village of Camarones, Esmeraldas Province, northwestern Ecuador.