Noel P. James, Guy M. Narbonne, Anne G. Sherman; Molar-Tooth Carbonates: Shallow Subtidal Facies of the Mid- to Late Proterozoic: Reply. Journal of Sedimentary Research ; 70 (5): 1249. doi: https://doi.org/10.1306/021500701249
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We would like to thank Dr. Rossetti for her interest in our essay on the nature and utility of enigmatic molar-tooth structures in Proterozoic rocks. Unfortunately, Dr. Rossetti has selectively quoted parts of our paper while ignoring others.
In direct reply to the criticism that molar-tooth structures are "potentially" common in Phanerozoic rocks, given the possible Cretaceous examples, we would simply restate our conclusion: "Because molar tooth is a sedimentary structure and not an index fossil and its presence records the coincidence of particular environmental conditions, it is also found sporadically at other times in the geological record" (James et...