DIATOMEAS DEL PLEISTOCENO DE PEHUEN-CÓ (PROVINCIA DE BUENOS AIRES): INFERENCIAS PALEOAMBIENTALES

Beatriz M. Gutiérrez Tellez

Abstract


Thrirty seven diatom species (Clase Bacillariophyceae) are recorded from Upper Pleistocene sediments containing mammal and bird fossil footprints impressed on an abras ion platform at Pehuen-Có, Buenos Aires Province, Argentina. These levels outcrop at the supralittoral zone of the beach. Diatoms suggest a freshwater environment rich in nutrients of a temperate climate.

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