Results 141 to 150 of about 4,599 (165)
Nota sobre una discordancia en el Eoceno medio del Prepirineo oriental
The Eocene stratigraphic characteristics of the South Pyrenees betwen Berga and Sant Lorenc de Morunys (Province of Barcelona, Spain) are described. An important Upper Eocene unconformity divides the Eocene in two tectonic phases. A Lutetian phase with NE-SW folds and another Upper Priabonian-Lower Oligocene phase with E-W folds and southward upthrusts.
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The study of planktic foraminifera assemblages across the Early/Middle Eocene in the Anoz and Agost sections allows to recognize the following biozones and subzones: Acarinma pentacamerata Biozone, Subbotina boweri Subzone and Truncorotaloides praetopilensis Subzone, in the Early Eocene, and Hantkenina nuttalli Biozone, Hantkenina nuttalli Subzone and ...
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Estudio geológico del Eoceno prepirenaico del Ripollés oriental
En este trabajo se presentan los principales resultados obtenidos en el estudio geológico del Eoceno plegado del Ripolés oriental. Se da un corte interpretativo de la cuenca de sedimentación as como la edad y génesis de las distintas unidades litológicas
Gich Viñas, Miguel
core
Argyrodyptes microtarsus Ameghino, 1905: a shearwater (Procellariiformes) from the Eocene-Oligocene of Argentina. In the present note the systematic position of the problematic genus and species Argyrodyptes microtarsus is discussed. This taxon comes from Eocene-Oligocene beds of the San Juli?n Formation, Chubut Province, Argentina.
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Rio Oil & Gas 2022: Sessões Técnicas Digitais e Presenciais | Technical Sessions (Video Presentatio
Arthur Melo de Almeida +9 more
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Arthur Melo de Almeida +9 more
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Diatomeae novae marinae ех eoceno Kazachstaniae occidentalis
Novosti Sistematiki Nizshikh Rastenii, 1964S. I. Gleser, N. A. Posnova
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Revisión de los Equinoideos del Eoceno de España
A comprehensive and exhaustive taxonomic study has been conducted on a significant sample of 13,530 echinoid specimens from the Eocene of Spain. The specimens studied, originating from 350 sites across 146 localities, are housed in eight museums. These sites are distributed across various regions with marine Eocene outcrops, located both on the Iberianopenaire +1 more source

