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    Holocene (~4.5-1.7 cal. kyr BP) paleoenvironmental conditions in central Argentina inferred from entire-shell and intra-shell stable isotope composition of terrestrial gastropods by IDACOR, Yanes, Yurena, Cattáneo, Roxana, Izeta, Andrés D., Gordillo, Sandra, Costa, Thiago

    Published 2014
    “…Ancient entire shells exhibited values that were ~2.5‰ higher in δ13C and ~1.8‰ higher in δ18O than modern individuals, pointing to higher abundance of C4 plants and overall drier conditions (lower relative humidity and/or higher rain δ18O) during 4.5–1.7 cal. kyr BP than today, in agreement with published regional proxies. …”
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    info:ar-repo/semantics/artículo