Figure 1

Map of study area. (A) Sceloporus occidentalis sampled in Washington with the dashed line indicating the maximum extent of the Cordilleran Ice Sheet (16 kya)76. Inset figure shows an individual of S. occidentalis on driftwood along the coastline of Tulare Beach. (B) Detailed sampling map of the Puget Sound region. Sampled locations are labeled with black dots. Map generated using QGIS77.