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In order to determine the possible usefulness of stable isotope measurements on calcareous dinoflagellate cysts for paleoceanographic and paleoclimatic studies, we have produced oxygen and carbon isotope records of the species Pirumella krasheninnikovii (Bolli, H.M., 1974. Jurassic and Cretaceous Calcisphaerulidae from DSDP Leg 27, eastern Indian Ocean. Initial Reports of the Deep Sea Drilling Project...
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