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The paper presents detailed biostratigraphical division and lithologicalcharacteristics of the Turonian-Lower Santonian interval within the compiled Chukhonastovka section. The presence of the Lower Turonian deposits has been ascertained alongside with the unusual structure of the rock interval synchronous to the Lower Santonian “sponge” horizon.
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Первушов et al. (2024) studied this question.
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