1. Department of Nematology University of California Riverside CA 92521 USA
2. College of Bioresource Sciences Nihon University Kanagawa 252‐0880 Japan
3. Department of Entomology University of California Riverside CA 92521 USA
4. Department of Biology Stanford University Stanford CA 94305 USA
5. Institute for Integrative Genome Biology University of California Riverside CA 92521 USA