The diatom genus Actinocyclus in the western United States /
Bradbury, J. Platt(John Platt)
Krebs, William N.
Washington, DC : U.S. G.P.O. : U.S. Department of the Interior, U.S. Geological Survey ; Denver, CO : For sale by U.S. Geological Survey, Map Distribution,
1995.
Includes bibliographical references and index.
A. Actinocyclus (Bacillariophyta) species from lacustrine Miocene deposits of the western United States / by J. Platt Bradbury and William N. Krebs -- B. Geologic ranges of lacustrine Actinocyclus species, western United States / by William N. Krebs and J. Platt Bradbury.
Actinocyclus, Fossil
Paleobotany
Paleobotany