Author Affiliations +
David R. Smith,1 Charles S. Eiseman2
1(DRS) Research Associate, Department of Entomology, National Museum of Natural History, Smithsonian Institution, P.O. Box 37012, MRC 168, Washington, DC 20013-7012 (e-mail: );
2(CSE) 276 Old Wendell Road, Northfield, MA 01360 (e-mail: )