Provides the latest information in dating and correlation of the strata of late middle Eocene through early Oligocene age in North America.

This book is designed as a source and reference for people interested in the history and fossil record of North American tertiary mammals. Each chapter covers a

This book places into modern context the information by which North American mammalian paleontologists recognize, divide, calibrate, and discuss intervals of ma

The Late Eocene and the Eocene-Oligocene (E-O) transition mark the most profound oceanographic and climatic changes of the past 50 million years of Earth histor

The transition from the Eocene to the Oligocene epochs was the most significant event in earth history since the extinction of dinosaurs. As the first Antarctic