Upper Cretaceous and Paleocene plant micro-fossils and Paleocene dinoflagellates and hystrichosphaerids from northwestern South Dakota
Series: Bulletins of American paleontology -- v. 49, no. 222; Bulletins of American paleontology -- v. 49, no. 222.
Publisher: Paleontological Research Institution
Published: 1965
Place of publication: Ithaca, N.Y
Language: eng
Number of pages: 384