Moluscos, Ostrácodos y Palinología de las facies fluvio-lacustres del Neógeno del SE de la provincia de Valladolid (Cuenca del Duero)
The Mollusca, Ostracoda, Foraminifera and Palino/gy from 14 localities in the Eastern Neogene of Valladolid (Duero Basin) are studied. Differents stratigraphic levels are included in the Facies «Dueñas», «Zaratán», «Cuestas» and «Caliza de los Páramos» units. The Mollusca are found in the lacustrine...
| Autores: | , , , , , , |
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| Tipo de recurso: | artículo |
| Fecha de publicación: | 1989 |
| País: | España |
| Institución: | Universidad de Huelva (UHU) |
| Repositorio: | Arias Montano. Repositorio Institucional de la Universidad de Huelva |
| Idioma: | español |
| OAI Identifier: | oai:ariasmontano.uhu.es:10272/18330 |
| Acceso en línea: | http://hdl.handle.net/10272/18330 |
| Access Level: | acceso abierto |
| Palabra clave: | Miocene Mollusca Ostracoda Palinology Lacustrine Duero basin |
| Sumario: | The Mollusca, Ostracoda, Foraminifera and Palino/gy from 14 localities in the Eastern Neogene of Valladolid (Duero Basin) are studied. Differents stratigraphic levels are included in the Facies «Dueñas», «Zaratán», «Cuestas» and «Caliza de los Páramos» units. The Mollusca are found in the lacustrine facies and are essentially dominated by Gyraulus. The qualitative and quantitative analysis of Ostracoda-Foraminifera associations are indicative of paleosalinities; increase in salinity is pointed by Candonidae-llyocypris, llyocypris-Cyprinotus, Cyprinotus-Cyprideis- Foraminifera, successively. In general, the samples are poore in palinomorphs and richev in microalgal components |
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