1. Biology Department; Trent University; 1600 West Bank Drive Peterborough ON Canada K9J 7B8
2. National Center for Genome Resources; 2935 Rodeo Park Drive East Santa Fe NM 87505 USA
3. Department of Fish, Wildlife and Conservation Ecology; New Mexico State University; Box 30003, MSC 4901 Las Cruces NM 88003 USA