revealed a significant rise in marine oxygenation during the Late Paleozoic era (400 million ... evidence indicating the oxygenation of the ocean at the same time, support the hypothesis that ...

The Devonian, part of the Paleozoic era, is otherwise known as the Age of Fishes, as it spawned a remarkable variety of fish. The most formidable of them were the armored placoderms, a group that ...

China’s offshore giant CNOOC Ltd has achieved a significant milestone in the exploration of Paleozoic buried hills in the Beibu Gulf basin, in the South China Sea. The Weizhou 10-5 prospect ...