Results 31 to 40 of about 8,265,842 (328)

Stratigraphy, facies and geodynamic settings of Jurassic formations in the Bükk Mountains, North Hungary: its relations with the other areas of the Neotethyan realm. [PDF]

open access: yes, 2013
Jurassic mélange complexes related to the subduction of the Neotethys Ocean occur in the Bükk Mountains, North Hungary. This paper characterizes the sedimentary sequence of basin and slope facies that occur in the southwestern part of the Bükk ...
Allemann   +99 more
core   +1 more source

The Impact of Global Warming and Anoxia on Marine Benthic Community Dynamics: an Example from the Toarcian (Early Jurassic) [PDF]

open access: yes, 2013
The Pliensbachian-Toarcian (Early Jurassic) fossil record is an archive of natural data of benthic community response to global warming and marine long-term hypoxia and anoxia.
A Hallam   +100 more
core   +12 more sources

Heat flow, thermal history of the source Lower Jurassic Togur suite and hydrocarbon presence in the Bakchar mezodepression (South-East of West Siberia)

open access: yesГеофизический журнал, 2020
The poorly studied Bakchar mezodepression which is similar in geological structure to the industrially oil-and-gas bearing Nyurol and Ust-Tym megadepressions of the south-east of Western Siberia is a potentially productive object for conducting ...
G.A. Lobova   +2 more
doaj   +1 more source

Dinosaur tracks from the Kilmaluag Formation (Bathonian, Middle Jurassic) of Score Bay, Isle of Skye, Scotland, UK [PDF]

open access: yes, 2005
Tracks of a juvenile theropod dinosaur with footprint lengths of between 2 and 9 cm as well as adults of the same ichnospecies with footprints of about 15–25 cm in length were found in the Bathonian (Middle Jurassic) Kilmaluag Formation of Score Bay ...
Anderson F. W.   +19 more
core   +1 more source

DEEP KARST AREAS EVIDENCED BY SEISMIC RESEARCH IN MOESIAN PLATFORM [PDF]

open access: yesRomanian Journal of Petroleum & Gas Technology, 2023
Around half of the total carbonate rocks of Romanian territory are Upper Jurassic-Lower Cretaceous age. Most of them are able to develop karst phenomena.
Elena-Rodica Stoica-Negulescu
doaj   +1 more source

Hettangian and Sinemurian (lower Jurassic) biostratigraphy of Argentina

open access: yesJournal of South American Earth Sciences, 1991
Abstract On the northern bank of the Rio Atuel, Mendoza province, Argentina, the marine fossiliferous Mesozoic is now known to begin with Hettangian-lower Sinemurian strata. Traditionally, the marine Jurassic sequence in the area was believed to start with upper Sinemurian levels.
Riccardi, Alberto Carlos   +3 more
openaire   +2 more sources

Mesozoic and Cenozoic diktyogenese in the Lower Yangtze region

open access: yesShiyou shiyan dizhi, 2020
Three stages of metamorphic tectonic movements took place in the Lower Yangtze region due to the joint action of the Tethys and the Pacific plates from the Middle/Late Triassic to the Early/Middle Jurassic, the Late Jurassic to the Early Cretaceous, and ...
Daogui DING, Fengli LI
doaj   +1 more source

First diagnostic marine reptile remains from the Aalenian (Middle Jurassic): a new ichthyosaur from southwestern Germany. [PDF]

open access: yesPLoS ONE, 2012
BackgroundThe Middle Jurassic was a critical time in the evolutionary history of ichthyosaurs. During this time interval, the diverse, well-studied faunas of the Lower Jurassic were entirely replaced by ophthalmosaurids, a new group that arose sometime ...
Erin E Maxwell   +2 more
doaj   +1 more source

New Bathonian (Middle Jurassic) sauropod remains from the Valtos Formation, Isle of Skye, Scotland [PDF]

open access: yes, 2016
The discovery of a sauropod tooth and a single sauropod footprint from the Valtos Formation supplements our knowledge of these dinosaurs from the Middle Jurassic of the Isle of Skye.
Clark, Neil D.L., Gavin, Patrick
core   +4 more sources

Shark and ray teeth from the Hauterivian (Lower Cretaceous) of north-east England [PDF]

open access: yes, 1999
Sampling of hiatal horizons within the Hauterivian part of the Speeton Clay Formation of north-east England has produced teeth of several species of sharks and rays, four of which are previously unnamed.
Mitchell, S.F.   +2 more
core   +1 more source

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