Results 41 to 50 of about 34,987 (228)

History of oceanic front development in the New Zealand sector of the Southern Ocean during the Cenozoic--a synthesis [PDF]

open access: yes, 2001
The New Zealand sector of the Southern Ocean (NZSSO) has opened about the Indian-Pacific spreading ridge throughout the Cenozoic. Today the NZSSO is characterised by broad zonal belts of antarctic (cold), subantarctic (cool), and subtropical (warm ...
Abelmann A.   +60 more
core   +2 more sources

Stratigraphic range extension of the turtle Boremys pulchra (Testudinata, Baenidae) through at least the uppermost Cretaceous [PDF]

open access: yesFossil Record, 2022
New material of the derived baenid turtle Boremys pulchra from the Hell Creek Formation of Montana extends the stratigraphic range of the taxon through at minimum the latest Maastrichtian.
Brent Adrian
doaj   +3 more sources

Discussion and significance of evidence for Paleocene strata by drilling in Yingcuixuan area of Xihu Sag [PDF]

open access: yesYouqicang pingjia yu kaifa
The Xihu Sag of the East China Sea Shelf Basin is characterized by thick Cenozoic sediments. Extensive research has been conducted on the geological conditions and hydrocarbon accumulation of the Eocene, Oligocene, and Miocene strata, with limited ...
JIANG DONGHUI   +5 more
doaj   +2 more sources

Paleocene-Eocene foraminifera from the Tuz Gölü Basin (Salt Lake Basin, Central Türkiye) and their paleoenvironmental interpretations

open access: yesBulletin of the Mineral Research and Exploration
Paleocene-Eocene aged sediments from the east of Tuz Gölü Basin (Central Türkiye) provide significant data for foraminifera contents and their paleoenvironmental clues.
Aynur Hakyemez   +3 more
doaj   +1 more source

Flow units classification for geostatisitical three-dimensional modeling of a non-marine sandstone reservoir: A case study from the Paleocene Funing Formation of the Gaoji Oilfield, east China

open access: yesOpen Geosciences, 2018
Flow units classification can be used in reservoir characterization. In addition, characterizing the reservoir interval into flow units is an effective way to simulate the reservoir.
Zhang Penghui   +5 more
doaj   +1 more source

The first fossil representative of the dragonfly family Synthemistidae

open access: yesActa Palaeontologica Polonica
Gallosynthemis bechlyi gen. et sp. nov., described from the Paleocene maar of Menat (Puy-de-Dôme, France) is the firstever fossil record of the dragonfly family Synthemistidae. It shows the main synapomorphies of the family, viz.
Andre Nel   +3 more
doaj   +1 more source

First shark record (Chondrichthyes, Elasmobranchii) from the Paleogene of Spitsbergen, Svalbard [PDF]

open access: yesPolish Polar Research, 2019
This is a short report about the first Cenozoic shark fossil from Svalbard. The specimen derives from the late Paleocene greenish sandstone of the Grumantbyen Formation, which is exposed in Fossildalen on the western side of Colesbukta on Spitsbergen ...
Thomas Mörs   +3 more
doaj   +1 more source

A latest Cretaceous to earliest Paleogene dinoflagellate cyst zonation of Antarctica, and implications for phytoprovincialism in the high southern latitudes [PDF]

open access: yes, 2012
The thickest uppermost Cretaceous to lowermost Paleogene (Maastrichtian to Danian) sedimentary succession in the world is exposed on southern Seymour Island (65° South) in the James Ross Basin, Antarctic Peninsula.
Bowman, Vanessa C.   +4 more
core   +1 more source

PALEOCENE DEPOSITS OF THE UKRAINIAN SHIELD AND PECULIARITIES OF THE SEDIMENTOGENESIS OF THE PALEOCENE ARCHANGELSKIY SEA

open access: yesCollection of Scientific Works of the Institute of Geological Sciences of the NAS of Ukraine, 2009
A detailed stratigraphy of Paleocene deposits of the Ukrainian Shield is given. Original stages, seams, and suites are characterized. Stages of the Paleocene sedimentogenesis of Northern Ukraine are considered. According to litological-biofacial, paleoecological and tectonic data, this area was a sea basin with the Archangelskiy Sea being a big strait ...
Maslun, N.V., Ivanik, M.M.
openaire   +3 more sources

Evaporites and the salinity of the ocean during the Phanerozoic: Implications for climate, ocean circulation and life [PDF]

open access: yes, 2005
A compilation of data on volumes and masses of evaporite deposits is used as the basis for reconstruction of the salinity of the ocean in the past.
Balukhovsky, A. N.   +5 more
core   +1 more source

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