Supplementary Figure S1. Life on the edge: ecological genetics of a high arctic insect species and its circumpolar counterpart

Pairwise comparisons of F_ST values between the 38 samples of A. brevicorne (samples 1 to 9) and A. svalbardicum (10 to 38). F_ST values in yellow= from 0 to 0.049, in pale orange = from 0.05 to 0.099, in dark orange = from 0.1 to 0.499, in red = above 0.5. Origins of samples are given in Table 1.