Fig. 7 in Defining species boundaries in the Merodon avidus complex (Diptera, Syrphidae) using integrative taxonomy, with the description of a new species

Fig. 7. Maximum Likelihood tree based on a 5' fragment of COI mtDNA sequences from the Merodon avidus complex. Bootstrap values (1000 replicates) are shown next to the branches. The tree is drawn to scale, with branch lengths proportional to the number of substitutions per site.