Articles with "eocene" as a keyword



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New Metatherian Mammal from the Early Eocene of Antarctica

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Published in 2018 at "Journal of Mammalian Evolution"

DOI: 10.1007/s10914-018-9449-6

Abstract: A new Paleogene metatherian from locality IAA 1/90, Marambio (Seymour) Island in the Antarctic Peninsula is described. Pujatodon ektopos , gen. et sp. nov., is recognized on the basis of a tiny lower left molar… read more here.

Keywords: early eocene; mammal early; eocene; eocene antarctica ... See more keywords

Serpulids on living Eocene larger foraminifer Discocyclina

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Published in 2018 at "Symbiosis"

DOI: 10.1007/s13199-018-0554-3

Abstract: I report the first observation of the symbiotic relationship between a serpulid polychaete and a larger foraminifer, Discocyclina, from the Eocene of the Ebro Basin (NE Spain). Discocyclina tests are the larger and most abundant… read more here.

Keywords: discocyclina; foraminifer; eocene; foraminifer discocyclina ... See more keywords
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Atmospheric pCO2 reconstructed across five early Eocene global warming events

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Published in 2017 at "Earth and Planetary Science Letters"

DOI: 10.1016/j.epsl.2017.08.038

Abstract: Abstract Multiple short-lived global warming events, known as hyperthermals, occurred during the early Eocene (56–52 Ma). Five of these events – the Paleocene–Eocene Thermal Maximum (PETM or ETM1), H1 (or ETM2), H2, I1, and I2… read more here.

Keywords: early eocene; carbon; eocene; pco2 ... See more keywords
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Marine diagenesis of tephra aided the Palaeocene-Eocene Thermal Maximum termination

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Published in 2021 at "Earth and Planetary Science Letters"

DOI: 10.1016/j.epsl.2021.117101

Abstract: Abstract The Palaeocene-Eocene Thermal Maximum (PETM) was a period of intense global warming that began ∼55.9 million years ago and lasted about 170,000 yrs. Various mechanisms have been proposed to cause this warming, including the… read more here.

Keywords: palaeocene eocene; thermal maximum; eocene thermal; tephra ... See more keywords
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Additional vertebral material of Thaumastophis (Serpentes: Caenophidia) from the early Eocene of India provides new insights on the early diversification of colubroidean snakes

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Published in 2021 at "Geobios"

DOI: 10.1016/j.geobios.2020.06.009

Abstract: Abstract The Ypresian Cambay Shale Formation at Vastan, Mangrol, and Tadkeshwar lignite mines in Gujarat, western India, has yielded a rich vertebrate fauna including madtsoiid, palaeophiid, booid, and colubroidean-like snakes. The latter are particularly abundant,… read more here.

Keywords: additional vertebral; eocene; india; material thaumastophis ... See more keywords
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Stable isotope record of middle Eocene summer monsoon and its instability in eastern China

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Published in 2019 at "Global and Planetary Change"

DOI: 10.1016/j.gloplacha.2019.02.007

Abstract: Abstract Recent studies based on proxy records and paleoclimate simulations have suggested monsoon climate in Asia as early as the Eocene. However, good proxy record of Eocene monsoon is rare in eastern Asia where East… read more here.

Keywords: record; middle eocene; summer monsoon; eocene ... See more keywords
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First discovery of avian egg and bone remains (Presbyornithidae) from the Gour Lazib (Eocene, Algeria)

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Published in 2020 at "Journal of African Earth Sciences"

DOI: 10.1016/j.jafrearsci.2019.103666

Abstract: Abstract Numerous avian eggshells and one well-preserved small ovoid-shaped egg (32 × 28 mm) were collected from three localities in the Gour Lazib area (HGL10, HGL51 and HGL62), western Algeria from the Glib Zegdou Formation dated from the… read more here.

Keywords: discovery avian; first discovery; eocene; gour lazib ... See more keywords
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Stratigraphy and paleoenvironment of the Lower-Middle Eocene succession in the Darnah area, northeast Libya

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Published in 2020 at "Journal of African Earth Sciences"

DOI: 10.1016/j.jafrearsci.2020.103774

Abstract: Abstract The stratigraphy and paleoenvironment of the Lower-Middle Eocene Apollonia Formation exposed at the northeastern and southern parts of Darnah city, northeast Libya, was studied in detail by means of foraminifera, where rich benthic and… read more here.

Keywords: eocene; stratigraphy paleoenvironment; paleoenvironment lower; lower middle ... See more keywords
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Diverse evidence for grasslands since the Eocene in Patagonia

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Published in 2021 at "Journal of South American Earth Sciences"

DOI: 10.1016/j.jsames.2021.103357

Abstract: Abstract Timing and ecological steps of the rise and expansion of grasslands differ not only geographically but also according to the type of available information. Patagonia (Argentina) was largely considered the region where grasslands and… read more here.

Keywords: patagonia; grasslands since; evidence grasslands; eocene ... See more keywords
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Development of the Philippine Mobile Belt in northern Luzon from Eocene to Pliocene

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Published in 2017 at "Journal of Asian Earth Sciences"

DOI: 10.1016/j.jseaes.2016.08.018

Abstract: Abstract The origin of the Philippine Archipelago is characterized by the combination of the oceanic Philippine Mobile Belt (PMB) and the Palawan Continental Block (PCB). This paper is focused on the geologic evolution of the… read more here.

Keywords: eocene; northern luzon; pliocene; pmb ... See more keywords
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Geochemical characteristics and petrogenesis of adakites in the Sikhote-Alin area, Russian Far East

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Published in 2017 at "Journal of Asian Earth Sciences"

DOI: 10.1016/j.jseaes.2017.06.024

Abstract: Abstract Adakitic rocks of the Sikhote-Alin area were emplaced during two main periods: the Cretaceous (132–98 Ma) and Eocene (46–39 Ma). These rocks primarily occur in the Khanka Block and, less commonly, in the Sikhote-Alin Orogenic Belt.… read more here.

Keywords: eocene; rocks record; adakitic rocks; sikhote alin ... See more keywords