S. Claypool

Assessing unionid populations with quadrats and timed searches
Strayer, David L., S. Claypool, and S.J. Sprague. 1997. “Assessing Unionid Populations With Quadrats and Timed Searches”. In K. S. Cummings, A. C. Buchanan, C. A. Mayer, and T. J. Naimo (eds.). Conservation and Management of Freshwater Mussels II: Initiatives for the Future. Proceedings of a UMRCC Symposium, 16-18 October 1995, St. Louis, Missouri, 163-69. Upper Mississippi River Conservation Committee, Rock Island, Illinois.
A range-wide assessment of populations of Alasmidonta heterodon, an endangered freshwater mussel (Bivalvia:Unionidae)
Strayer, David L., S.J. Sprague, and S. Claypool. 1996. “A Range-Wide Assessment of Populations of Alasmidonta Heterodon, an Endangered Freshwater Mussel (Bivalvia:Unionidae)”. J. N. Am. Benthol. Soc. 15: 308-17.