Figure 3

Species tree phylogeny. Phylogeny of the different populations sampled reconstructed with a combined dataset of a mitochondrial locus (NADH2) and thirteen nuclear anonymous markers with BEAST v1.7 (http://beast.community/index.html) and visualized with FigTree v.1.3.1 (http://tree.bio.ed.ac.uk/software/figtree/). Nodal support is indicated by Bayesian posterior probabilities. Bar is in substitutions/site. Abbreviations as follow: AZO–Ilhéu da Vila, Azores; DES–Deserta Grande, Desertas Is; SEL–Selvagem Grande, Selvagens Is., CV–Raso islet, Cabo Verde; LAY–Laysan Island, Hawaii; NIH–Nihoa Island, Hawaii; JAP–Minamijima Is, Ogasawara Islands.