CONTRIBUCION A LA PALINOLOGIA ESTRATIGRAFICA DE LA FORMACION MALARGÜE, CRETACICO SUPERIOR, SUR DE LA PROVINCIA DE MENDOZA, ARGENTINA. PARTE 1: ESPECIES TERRESTRES Y DE AGUAS CONTINENTALES

OSCAR HUGO PAPU

Abstract


A stratigraphic synthesis of the Late Cretaceous of the Malargüe area is given and briefly revued. 27 species of spores, pollen grains and algae are described from the Malargüe Formation at Arroyo Agua del Choique section. They belong to the genera Deltoidospora, Pustulatisporites, Gleicheniidites, Laevigatosporites, Callialasporites, Phrixipollenites, Alisporites, Microcachryidites, Araucariacites, Cycadopites, Litiacidites, Tricolpites, Psi latricolpites, Equisetosporites, Tricolporites, Psi/atrico/pori tes, Classopollis, Triporopollenites. Tria triopollenites. Pediastrum, Botryococcus, Azolla and Grapnelispora.

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