Timing and patterns of the great Ordovician biodiversification event and Late Ordovician mass extinction: perspectives from South China
The early Paleozoic sediments document two major biological events: the Great Ordovician
Biodiversification Event (GOBE) and Late Ordovician mass extinction (LOME). Many …
Biodiversification Event (GOBE) and Late Ordovician mass extinction (LOME). Many …
First Appearance Datums (FADs) of selected acritarch taxa and correlation between Lower and Middle Ordovician
T Servais, SG Molyneux, J Li, H Nowak, CV Rubinstein… - Lethaia, 2018 - idunn.no
First Appearance Datums (FADs) of selected, easily recognizable acritarch morphotypes are
assessed to determine their potential contribution to correlation between Lower and Middle …
assessed to determine their potential contribution to correlation between Lower and Middle …
Stable carbon isotope stratigraphy in the Ordovician of South China
A Munnecke, Y Zhang, X Liu, J Cheng - Palaeogeography …, 2011 - Elsevier
About 500 samples from 11 Ordovician sections in South China have been analysed for
their δ13Ccarb composition. Four sections are located in the Yangtze platform region, the …
their δ13Ccarb composition. Four sections are located in the Yangtze platform region, the …
[HTML][HTML] 笔石生物演化与地层年代标定在页岩气勘探开发中的重大意义
邹才能， 龚剑明， 王红岩， 施振生 - 中国石油勘探, 2019 - xml-data.org
中国海相页岩气在四川盆地及周缘地区实现了工业性开发, 成为未来天然气产量增长的重要来源
之一. 页岩气主要产自南方海相奥陶纪到志留纪地层中, 因为埋藏深, 地层古老, 地层压力大 …
之一. 页岩气主要产自南方海相奥陶纪到志留纪地层中, 因为埋藏深, 地层古老, 地层压力大 …
Late Ordovician obliquity-forced glacio-eustasy recorded in the Yangtze Block, South China
A high-precision time framework is critical for improving our understanding of three major
events: the Late Ordovician mass extinction, the Hirnantian glaciation, and the Hirnantian …
events: the Late Ordovician mass extinction, the Hirnantian glaciation, and the Hirnantian …
Astronomical calibration of the middle ordovician of the yangtze block, South China
Establishing a high-precision numerical geological time scale for the Paleozoic Era remains
a considerable challenge. In this study, we conducted detailed cyclostratigraphic analysis on …
a considerable challenge. In this study, we conducted detailed cyclostratigraphic analysis on …
[PDF][PDF] Geobiodiversity Database: a comprehensive section-based integration of stratigraphic and paleontological data
The Geobiodiversity Database (GBDB–www. geobiodiversity. com), an integrated system for
the management and analysis of stratigraphic and paleontological information, was started …
the management and analysis of stratigraphic and paleontological information, was started …
Basic characteristics of key interfaces in Upper Ordovician Wufeng Formation–Lower Silurian Longmaxi Formation in Sichuan Basin and its periphery, SW China
W Yuman, W Hongyan, QIU Zhen, S Junjun… - Petroleum Exploration …, 2022 - Elsevier
Based on anatomy of key areas and data points and analysis of typical features of shell layer
in Guanyinqiao Member, basic characteristics of key interfaces, mainly bentonite layers, in …
in Guanyinqiao Member, basic characteristics of key interfaces, mainly bentonite layers, in …
Steep oceanic DIC δ13C depth gradient during the Hirnantian Glaciation
The Hirnantian carbon isotopic excursion (HICE) was characterized by a positive δ 13 C
excursion (up to~+ 7‰) of oceanic dissolved inorganic carbon (DIC). However its …
excursion (up to~+ 7‰) of oceanic dissolved inorganic carbon (DIC). However its …
Lower and Middle Ordovician chitinozoans from Honghuayuan, South China: Biodiversity patterns and response to environmental changes
A complete chitinozoan succession through the uppermost Tremadocian to lower Darriwilian
(Lower and Middle Ordovician) at Honghuayuan, northern Guizhou Province in South …
(Lower and Middle Ordovician) at Honghuayuan, northern Guizhou Province in South …