Figure 1.
Map of sampling localities in the Sierra Nevada, California, USA. Open circles indicate sampling sites of T. alpinus, black stars show T. minimus sampling sites. Polygons labeled with letters show geographic groupings used in population structure analyses: A) T.alp-N; B) T.alp-S; C) T.min-N; D) T.min-C; E) T.min-Wht/Iny; F) T.min-S. Inset: Distribution of T. alpinus (dark gray) and T. minimus (light gray) in California.