Author Affiliations +
Thomas J. Henry,1 A. G. Wheeler Jr.2
1(TJH) SEL, ARS, USDA, c/o P.O. Box 37012, National Museum of Natural History, MRC-0168, Smithsonian Institution, Washington, DC 20013-7012, U.S.A. thomas.henry@ars.usda.gov
2(AGW) Department of Entomology, Soils, and Plant Sciences, Clemson University, Clemson SC 29634-0315, U.S.A. awhlr@clemson.edu