Cyclostratigraphic calibration of the Famennian stage (Late Devonian, Illinoi...
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The Late Devonian biosphere was affected by two of the most severe biodiversity crises in Earth's history, the Kellwasser and Hangenberg events near the Frasnian–Famennian (F–F)...
晚泥盆世（Late Devonian）生物圈受到地球历史上两次最严重的生物多样性危机影响，这两场事件分别为弗拉斯阶-法门阶（Frasnian–Famennian，F-F）界线附近的凯尔瓦瑟事件（Kellwasser）与汉根贝格事件（Hangenberg）……
