Frasnian-Famennian Magnetic Susceptiblity, LogTi and carbon isotope from the ...

The Late Devonian envelops one of Earth's big five mass extinction events at the Frasnian-Famennian boundary, corresponding to the lower and upper Kellwasser black shales. The...晚泥盆世（Late Devonian）时期涵盖了发生于弗拉斯阶-法门阶（Frasnian-Famennian）界线处的地球五大生物集群灭绝事件之一，该界线对应上下两层凯尔沃瑟（Kellwasser）黑色页岩。