1. https://www.sciencedirect.com/science/article/pii/S0065288108600401

    This chapter describes the biology of living brachiopods. The Brachiopoda are significant components of the early Cambrian marine Faunas and are therefore one of the ...

  2. https://www.sciencedirect.com/science/article/pii/S0009254112005207

    Calcite fibres of the innermost secondary layer of low magnesium-calcite brachiopod shells are in oxygen isotope equilibrium with ambient seawater.