Author Affiliations +
David R. Smith,1 Julia A. Blyth,2 Charles S. Eiseman2
1(DRS) Systematic Entomology Laboratory, Agricultural Research Service, U. S. Department of Agriculture, c/o National Museum of Natural History, Smithsonian Institution, P.O. Box 37012, MRC 168, Washington, DC 20013-7012 (e-mail: )
2(JAB, CSE) 276 Old Wendell Road, Northfield, MA 01360 (e-mail: )