1. Arkansas Cooperative Fish and Wildlife Research Unit, Department of Biological Sciences, University of Arkansas, SCEN 601, Fayetteville, AR 72701.
2. Department of Entomology, University of Arkansas, 319 Agriculture, Building, Fayetteville, AR 72701.
3. US Geological Survey Arkansas Cooperative Fish and Wildlife Research Unit, Department of Biological Sciences, University of Arkansas, SCEN 601, Fayetteville, AR 72701.