**Acknowledgements**

This work was funded by the U.S. Department of Agriculture, Agricultural Research Service (National Program 108, Project No. 5325-42000-048-00D). Larry H. Stanker also received funding from the U.S. Department of Homeland Security (Interagency Agreement No. 40768). Kirkwood M. Land was supported by the Department of Biological Sciences at the University of the Pacific.
