Fig. 5From: Biogeography of Italy revisited: genetic lineages confirm major phylogeographic patterns and a pre-Pleistocene origin of its biotaStandardized effect sizes SES of the Sørensen index of dissimilarity in spatial co-occurrence between genetic lineages of all species studied in dependence of the species-specific number of lineages. Red dots refer to the deeply divergent (i.e. old) lineages, blue to younger lineages. Permutation significance of the blue regression line: *: P = 0.03)Back to article page