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ACKNOWLEDGMENTS

We gratefully acknowledge input from reviewers Dr. Kendall Hauer and Dr. David Meyer, as well as the skillful preparation of maps by William Besse.

Additional information

Notes on contributors

Don Bissett

Don Bissett is a longtime member of several fossil organizations in the Midwest, has collected in many localities in the United States, has donated hundreds of specimens for study, and has written dozens of paleontology articles.

Jack Kallmeyer

Jack Kallmeyer is president of the Cincinnati-based Dry Dredgers, author/coauthor of numerous peer-reviewed publications, and winner of the (international) Paleontological Society’s Harrell L. Strimple Award.

Nikki Zehler

Nikki Zehler is a Cincinnati-based avocational paleontologist. As a member of the Dry Dredgers and the Friends of the University of Michigan Museum of Paleontology, she actively visits collecting sites across the Midwest and was a coauthor of a recent paper introducing a new species of Silurian cyclocystoid.

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