Planktonic foraminifera form the Upper Cretaceous Pierre Shale at Red Bird, Wyoming

• 1 October 1982
• journal article
• Published by GeoScienceWorld in Journal of Foraminiferal Research
• Vol. 12  (4) , 353-361
• https://doi.org/10.2113/gsjfr.12.4.353

Abstract

Keywords

• PLANKTONIC FORAMINIFERA
• FORAMINIFERA FORM
• WYOMING
• CRETACEOUS PIERRE
• RED BIRD
• PIERRE SHALE
• UPPER CRETACEOUS