The Ordovician period offers a detailed window into early marine ecosystems and climatic transitions, with palynology and microfossil biostratigraphy serving as key tools in reconstructing these ...

They precisely determined the absolute ages of the Katian–Hirnantian boundary (442.65+0.17/−0.23 Ma) and the Ordovician–Silurian boundary (442.33+0.34/−0.33 Ma), constraining the duration ...

Among brachiopods, the genus Lingula deserves special mention as perhaps the oldest unchanged animal genus on Earth. Fossils virtually identical to modern Lingula date back to the Ordovician period, ...

1 Shaanxi Institute of Geological Survey, Xi'an, China 2 Shaanxi Center of Mineral Geological of Geological Survey, Xi'an, China The final, formatted version of the article will be published soon.

The big sky country of the western North America is a world-renowned dinosaur playground. Household-name dinosaurs like Tyrannosaurus rex and Triceratops, to the lesser known duck-billed Maiasaura ...

Marine brachiopod fossils found among Roman artifacts on Morocco’s Mogador Island predate the island itself and may have ended up there via ancient trade networks.

One of the organisers Dr Joe Botting said: “It's part of an international palaeontology project (IGCP735) aimed at understanding Ordovician life, so we have people from all over: US, Lithuania ...

在环境压力加剧海洋生态系统崩溃的大灭绝事件中，钙化生物如何调整生存策略始终是未解之谜。最新研究聚焦腕足动物（Brachiopods）和二叠纪-三叠纪大灭绝（PTME）及有孔虫（Foraminifera）在PTME与早托阿尔期大洋缺氧事件（T-OAE）中的形态演化。

With careful observation, you can find brachiopods, crinoids, and other marine fossils embedded in the limestone pieces scattered along the shore. It’s a tangible connection to a time when this land ...