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  1. Article

    Open Access

    Visualization of the morphology and mode of occurrence of Cenomanian rudists within a drillcore by X-ray CT scanning and 3D modeling

    Rudists are a group of bizarrely shaped marine bivalves that lived in the Tethys Ocean from the Late Jurassic to the latest Cretaceous. They are morphologically variable, including snail-like, cup-like, and ho...

    Motoyoshi Yamanaka, Shin-ichi Sano… in Progress in Earth and Planetary Science (2020)

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  2. Article

    Open Access

    The effects of meteoric diagenesis on the geochemical composition and microstructure of Pliocene fossil Terebratalia coreanica and Laqueus rubellus brachiopod shells from northeastern Japan

    Stable carbon (δ13C) and oxygen isotope (δ18O) compositions of fossil brachiopod shells can be used to interpret paleoclimatic and paleoceanographic conditions. However, the initial isotopic composition of the li...

    Hiroshi Fujioka, Hideko Takayanagi… in Progress in Earth and Planetary Science (2019)

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