Acknowledgements
We thank Anna Graneiro, Lee Brady, and the UW Biotech Center for help with genomic library preparations and sequencing. We also thank Matthew Bolek and Ming-Chung Chiu for identifying the parasitic nematode ofN. riversi . This study is partially supported by Ministry of Education of the Republic of China (Taiwan) by offering a scholarship to Y.M.W. Support was also provided by the Valentine Eastern Sierra Reserve (UC Santa Barbara Natural Reserve System) through a VESR Graduate Student Funding to Y.M.W. and a UW Research Competition Award to S.D.S.