Closing the ring: historical biogeography of the salamander ring species Ensatina eschscholtzii. Journal of Biogeography. 2009;36:982-95. Abstract
Pronounced phylogeographic structure on a small spatial scale: geomorphological evolution and lineage history in the salamander ring species Ensatina eschscholtzii in central coastal California. Molecular Phylogenetics and Evolution. 2009;50:240-55. Abstract
