Previous Article Next Article Table of Contents Science, Vol.278, No.5339, 815-816, 1997 DOI10.1126/science.278.5339.815 Export Citation Paleontological Events - Stratigraphic, Ecological, and Evolutionary Implications, by C.E. Brett, G.C. Baird Erwin DH Please enable JavaScript to view the comments powered by Disqus.
