1. Case Western Reserve University, Department of Biology, 10900 Euclid Ave., Cleveland, Ohio 44106; Email: (RGO) ; (JH) jrh147@case.edu; and (JS) jls313@case.edu. Send reprint requests to RGO.
2. Sam Houston State University, Department of Biological Sciences, Huntsville, Texas 77341.
3. Sam Houston State University, Texas Research Institute for Environmental Studies, Huntsville, Texas 77341; Email: (WIL) .
4. Georgia Southwestern State University, Department of Biology, 800 Georgia Southwestern State University Drive, Americus, Georgia 31709; Email: .
5. The University of Texas at Austin, Integrative Biology, Biodiversity Center, 2900 Innovation Blvd., Austin, Texas 78758-4445; Email: (AEC) ; and (DAH) deanhend@austin.utexas.edu.