Editor-in-Chief
Marie E. Huizing
Executive Editors
Robert B. Cook
Auburn University, AL
Peter J. Modreski
U.S. Geological Survey, Denver
John Rakovan
Miami University, Oxford, OH
Paleontology Editor
J. Thomas Dutro Jr.
U.S. Geological Survey
Washington, DC
Petrology Editor
R. V. Dietrich
Mt. Pleasant, MI
Consulting Editors
Joel A. Bartsch
Houston Museum of Natural Science
Bruce Cairncross
University of Johannesburg, South Africa
Steven C. Chamberlain
Syracuse, NY
Richard D. Dayvault
Grand Junction, CO
Merrill W. Foster
Bradley University, IL
Carl A. Francis
Harvard University
Terry E. Huizing
Cincinnati Museum Center, OH
Mark I. Jacobson
Chengdu, China
Anthony R. Kampf
L. A. County Museum of Natural History
Peter L. Larson
Black Hills Institute of Geological Research, SD
Virgil W. Lueth
New Mexico Institute of Mining & Technology
Michael Leybov
Moscow State University, Russia
Mark Mauthner
San Marcos, CA
Peter Megaw
Tucson, AZ
Alfredo Petrov
Peekskill, New York
R. Peter Richards
Heidelberg College, OH
George W. Robinson
Michigan Technological University
Woodrow B. Thompson
Maine Geological Survey, Augusta
John S. White
Stewartstown, PA
Marc Wilson
Carnegie Museum of Natural History, Pittsburgh
Michael A. Wise
Smithsonian Institution
Associate Photographers
Dan Behnke
Northbrook, IL
Jeffrey Scovil
Phoenix, AZ
Associate Cartographer
William W. Besse
Monrovia, CA
