Cretaceous-Paleogene dinoflagellate biostratigraphy and the age of the Clayton Formation, southeastern Missouri, USA

NR Dastas, JA Chamberlain Jr, MP Garb - Geosciences, 2014 - mdpi.com
Sedimentary deposits in Stoddard County, southeastern Missouri, reveal a K-Pg transition
sequence represented by the uppermost Maastrichtian Owl Creek Formation and the …