The use of shell beds as a tool for investigating ecological changes across mass extinction intervals
Sarah E. Greene , David J. Bottjer
Journal of Earth Science ›› 2010, Vol. 21 ›› Issue (Suppl 1) : 130 -132.
The use of shell beds as a tool for investigating ecological changes across mass extinction intervals
Cambrian / Ordovician / Mass Extinction / Middle Triassic / Ecological Change
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