palynology, Late Maastrichtian—Paleocene, palynofacies, northern Mississippi Embayment, southeastern Missouri, Late Maastrichtian-Paleocene, Cenozoic era, Health sciences, Zoology, Biology, Paleogene period, Birds of prey, Biological taxonomies, Taxa, Sedimentary petrology, Petrology, Medical conditions, Index fossils, Geological facies, Botany, Physical sym...