1. Center for Medical, Agricultural and Veterinary Entomology, USDA/ARS, P.O. Box 14565, Gainesville, Florida 32604
2. Pirbright Laboratory, Institute for Animal Health, Ash Road, Pirbright, Woking, Surrey GU24 0ET, United Kingdom
3. Clemson University, 114 Long Hall, Clemson, South Carolina 29634-0315