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 second volume completes the unique survey of North American Tertiary mammals, and covers all the remaining taxa not contained in Volume 1. It provides a co
Mammals are the dominant large animals of today, occurring in virtually every environment. This book is an account of the remarkable 320 million year long fossi
This book places into modern context the information by which North American mammalian paleontologists recognize, divide, calibrate, and discuss intervals of ma
The factors that influenced the evolution of the vertebrates are compared with the importance of variation and selection that Darwin emphasised in this broad st