Richard Hoyer, 2121 NW Mulkey Ave., Corvallis, Oregon, 97330, États-Unis
Patrick Gregory, Ph.D., Department of Biology, University of Victoria, Victoria (Colombie-Britannique)
Michael Dorcas, Ph.D., Savannah River Ecology Laboratory, Drawer E, Aiken, South Carolina, 29802, États-Unis
Glenn R. Stewart, Ph.D., Biological Sciences Department, California State Polytechnical University, 3801 West Temple Avenue, Pomona, CA, 91768, États-Unis
