Browsing Digitized Theses and Dissertations (1922–2004) by Subject "Paleobotany"
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(Texas A&M University. Libraries, 1989)Biostratigraphy, diversity, and oxygen and carbon isotopes are determined for calcareous nannoplankton from four sections of Cretaceous-Tertiary boundary interval sediments on Walvis Ridge in the South Atlantic (DSDP Sites ...