Western Tethys early and Middle Jurassic calcareous nannofossil biostratigraphy

J Ferreira, E Mattioli, B Suchéras-Marx, F Giraud… - Earth-Science …, 2019 - Elsevier
An exhaustive biostratigraphic study based on the calcareous nannofossil content from
Lower and Middle Jurassic Lusitanian Basin sections in Portugal is here presented. Located …

Molecular fossils from phytoplankton reveal secular Pco2 trend over the Phanerozoic

CR Witkowski, JWH Weijers, B Blais, S Schouten… - Science …, 2018 - science.org
Past changes in the atmospheric concentration of carbon dioxide (P co2) have had a major
impact on earth system dynamics; yet, reconstructing secular trends of past P co2 remains a …

Isoorg23: An updated compilation of stable carbon isotope data of terrestrial organic materials for the cenozoic and mesozoic

JD Richey, L Nordt, JD White, DO Breecker - Earth-Science Reviews, 2023 - Elsevier
Whereas carbon isotope ratios of marine carbonates are well characterized through the
Phanerozoic, the carbon isotope ratios of terrestrial plant organic matter (δ 13 C p) are less …

Carbon isotope evidence for sedimentary discontinuities in the lower Toarcian of the Lusitanian Basin (Portugal): Sea level change at the onset of the Oceanic Anoxic …

B Pittet, G Suan, F Lenoir, LV Duarte, E Mattioli - Sedimentary geology, 2014 - Elsevier
Abstract The Toarcian Oceanic Anoxic Event (T-OAE), Early Jurassic, was an episode of
rapid warming and deep perturbation of the carbon cycle, as suggested by the large carbon …

Mercury sequestration pathways under varying depositional conditions during Early Jurassic (Pliensbachian and Toarcian) Karoo-Ferrar volcanism

EB Kovács, M Ruhl, RL Silva, JC McElwain… - Palaeogeography …, 2024 - Elsevier
Major extinction events appear coincident with the emplacement of large igneous provinces
(LIPs) throughout Earth's past, but the cause-and-effect relationship is often poorly …

The Early Toarcian oceanic anoxic event in the external subbetic (Southiberian Palaeomargin, Westernmost Tethys): geochemistry, nannofossils and ichnology

M Reolid, M Emanuela, LM Nieto… - Palaeogeography …, 2014 - Elsevier
The analysis of macroinvertebrates, trace fossils, calcareous nannofossils and geochemistry
from Pliensbachian to Lower Toarcian deposits of the Subbetic (Southern Spain) allows us …

Sedimentary organic matter and δ13CKerogen variation on the southern Iberian palaeomargin (Betic Cordillera, SE Spain) during the latest Pliensbachian–Early …

B Rodrigues, RL Silva, M Reolid… - Palaeogeography …, 2019 - Elsevier
Abstract The Early Toarcian Oceanic Anoxic Event (T-OAE) is characterised by major
palaeoenvironmental and palaeoceanographical changes (ocean anoxia, global warming …

Strontium isotope dating of evaporites and the breakup of the Gulf of Mexico and Proto–Caribbean Seaway

J Pindell, B Weber, W Hale-Erlich, S Cossey, M Bitter… - 2021 - pubs.geoscienceworld.org
New and existing strontium isotope data are given for several widespread evaporites from
western equatorial Pangea. The data indicate evaporite deposition occurred on proximal …

The middle Toarcian cold snap: Trigger of mass extinction and carbonate factory demise

FN Krencker, S Bodin, R Hoffmann, G Suan… - Global and Planetary …, 2014 - Elsevier
Abstract The Pliensbachian and Toarcian (Early Jurassic) ages are characterised by
several, relatively short-lived carbon cycle perturbations, climate change and faunal …

Early Jurassic carbon and oxygen isotope records and seawater temperature variations: Insights from marine carbonate and belemnite rostra (Pieniny Klippen Belt …

A Arabas, J Schlögl, C Meister - Palaeogeography, Palaeoclimatology …, 2017 - Elsevier
New carbon and oxygen isotope records and discussion of the main variations in seawater
temperature through the Sinemurian–Aalenian of the Pieniny Klippen Basin (northern …