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Proceedings of the National Academy of Sciences of the United States of America  (2015)

Reply to Dvořák et al.=> Apparent evolutionary stasis of ancient subseafloor sulfur cycling biocoenoses.

Schopf, J William; Kudryavtsev, Anatoliy B; Walter, Malcolm R; Van Kranendonk, Martin J; Williford, Kenneth H; Kozdon, Reinhard; Valley, John W; Gallardo, Victor A; Espinoza, Carola; Flannery, David T