Vertebrates of the Marilia Formation from the Peiropolis paleontological site: toward a better understanding
The Peiropolis paleontological site (Late Cretaceous, Maastrichtian) in Minas Gerais State, Brazil yielded an important assemblage of fossil vertebrates. The typical occurrence of South American widespread taxa in Peiropolis is important for correlation between the Brazilian Bauru Basin and Argentin...
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Veröffentlicht in: | Earth sciences research journal 2009-06, Vol.13 (1), p.6-15 |
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Sprache: | eng |
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Zusammenfassung: | The Peiropolis paleontological site (Late Cretaceous, Maastrichtian) in Minas Gerais State, Brazil yielded an important assemblage of fossil vertebrates. The typical occurrence of South American widespread taxa in Peiropolis is important for correlation between the Brazilian Bauru Basin and Argentinean Late Cretaceous basins. The fishes, turtles, anuran, crocodilians and dinosaurs known from Peiropolis (Marilia Formation) resemble the Patagonian latest Late Cretaceous vertebrate faunas but lacks ornithischian dinosaurs. Key words: Vertebrates, Late Cretaceous, Marilia Formation, Minas Gerais State, Brazil. En el Sitio Paleontologico de Peiropolis (cretacico superior, Maastrichtiano) ubicado en la provincia de Minas Gerais, Brasil, hay un contenido muy importante de vertebrados fosiles. La ocurrencia en Peiropolis de taxa tipicos y de amplia distribucion en la America del Sur es importante para la correlacion entre la Cuenca Bauru y cuencas argentinas del cretacico superior. Los pesces, tortugas, anuros, cocodrilianos y dinosaurios de Peiropolis (Formacion Marilia), se equivalen a las faunas de vertebrados del Neocretacico de Patagonia, sin embargo, sin la presencia de dinosaurios ornitisquios. Palabras claves: Vertebrados, Neocretacico, Formacion Marilia, Provincia de Minas Gerais, Brasil. |
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ISSN: | 1794-6190 2339-3459 |