Ostracode Biostratigraphy of the Yorktown Formation
Author: Joseph E. Hazel
Publisher:
Published: 1971
Total Pages: 36
ISBN-13:
DOWNLOAD EBOOKAdditional title page description: Three ostracode assemblage zones are proposed for deposits assigned to the Yorktown Formation. The older two zones are considered to be late Miocene in age and the youngest early Pliocene.