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After the end-Permian mass extinction, microbialites were widespread in the shallow marine environments in South China. Diverse microbialites are characteristic of the Early Triassic carbonate sequences. Their stratigraphic range is rather short, just across the Permian–Triassic (P–Tr) boundary, and defined by conodonts N. meishanensis, H. changxingensis, and H. parvus Zones. Thus, the P–Tr microbialites...
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