Geomagnetic polarity time scale

JG Ogg - Geologic time scale 2020, 2020‏ - Elsevier
The time scale for marine magnetic anomalies for the Late Cretaceous through Neogene (C-
sequence) and Middle Jurassic through Early Cretaceous (M-sequence with deep-tow …

The Orbital Cycle Factory: Sixty cyclostratigraphic spectra in need of re-evaluation

DG Smith - Palaeogeography, Palaeoclimatology, Palaeoecology, 2023‏ - Elsevier
Conventional practice in cyclostratigraphy relies on invalid statistical tests to identify
candidate orbital cycles in stratigraphic data-series. The practice is embodied in a …

Eocene hyperthermal events in the terrestrial system: Geochronological and astrochronological constraints in the Fushun Basin, NE China

Y Li, P Sun, Z Liu, Y Bai, Y Xu, L Ma, R Liu - Marine and Petroleum Geology, 2022‏ - Elsevier
Frequent hyperthermal events during the Eocene (55-47 Ma), primarily characterised by
carbon isotope excursions (CIEs), have been identified from marine records worldwide …

Orbital phasing of the Paleocene-Eocene thermal maximum

VA Piedrahita, S Galeotti, X Zhao, AP Roberts… - Earth and Planetary …, 2022‏ - Elsevier
Paleocene-Eocene sedimentary archives record a series of global warming events called
hyperthermals. These events occurred across a long-term increasing temperature trend and …

Dry hydroclimates in the late Palaeocene-early Eocene hothouse world

VA Piedrahita, AP Roberts, EJ Rohling… - Nature …, 2024‏ - nature.com
Extreme global warming can produce hydroclimate changes that remain poorly understood
for sub-tropical latitudes. Late Palaeocene-early Eocene (LPEE;~ 58-52 Ma) proto …

Orbital pacing of the early Eocene source rock deposition in Tunisia (Bou Dabbous Formation): Astrobiochronological insights into cyclicities through surface …

JH Messaoud, HFB Jemai, C Yaich - Marine and Petroleum Geology, 2025‏ - Elsevier
Abstract The Early Eocene Bou Dabbous Formation (BDF) source rock is an economically
important source rock in the SW Neo-Tethys covering most of the Ypresian outer ramp to …

A Late Cretaceous‐Eocene geomagnetic polarity timescale (MQSD20) that steadies spreading rates on multiple mid‐ocean ridge flanks

A Malinverno, KW Quigley, A Staro… - Journal of Geophysical …, 2020‏ - Wiley Online Library
Magnetic anomalies over mid‐ocean ridge flanks record the history of geomagnetic field
reversals, and the width of magnetized crustal blocks can be combined with absolute dates …

Fossil calibrations for molecular analyses and divergence time estimation for true crabs (Decapoda: Brachyura)

J Luque, HD Bracken-Grissom, J Ortega-Hernández… - BioRxiv, 2023‏ - biorxiv.org
True crabs, or Brachyura, comprise over 7,600 known species and are among the most
ecologically dominant, economically significant, and popularly recognized group of extant …

[HTML][HTML] A lower to middle Eocene astrochronology for the Mentelle Basin (Australia) and its implications for the geologic time scale

M Vahlenkamp, D De Vleeschouwer… - Earth and Planetary …, 2020‏ - Elsevier
The geologic time scale for the Cenozoic Era has been notably improved over the last
decades by virtue of integrated stratigraphy, combining high-resolution astrochronologies …

[HTML][HTML] Accelerated light carbon sequestration following late Paleocene-early Eocene carbon cycle perturbations

VA Piedrahita, X Zhao, AP Roberts, EJ Rohling… - Earth and Planetary …, 2023‏ - Elsevier
Carbon releases into the climate system produce global warming and ocean acidification
events that can be reversed eventually by carbon sequestration. However, the underlying …