Previous Article Next Article Table of Contents Science, Vol.271, No.5252, 1075-1075, 1996 DOI10.1126/science.271.5252.1075 Export Citation Tempo and Mode in Evolution - Genetics and Paleontology 50 Years After Simpson, by W.M. Fitch, F.J. Ayala Larson A Please enable JavaScript to view the comments powered by Disqus.
