Palynological study of the fossil floras of the Lower Miocene and early Middle Miocene of the Pichucalco region, Chiapas, Mexico

Marine sedimentary rocks of northern Chiapas, near the limits of Tabasco and Veracruz, sampled along the road from Huimanguillo to Presa de Malpaso, at altitudes between 300 and 500 m, are subjected to a palynological and paleoecological study. 663 different microfossils are identified, mostly polle...

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