First published in 1992, The Proterozoic Biosphere was the first major study of the paleobiology of the Proterozoic Earth.

The Early Proterozoic Michigamme Formation of northern Michigan was deposited in the southeastern part of the Animikie basin. The formation conformably overlies

As a final product of the International Geological Correlation Program (IGCP) Project 217, this volume brings together significant advances in the understanding

A reconnaissance study carried out in conjunction with regional geologic mapping.