Figure 1.

Network obtained for the D. virilis haplotypes using statistical parsimony. Haplotypes are represented by ellipses, the area of the ellipse is proportional to the frequency of the haplotype, points in the lines connecting circles indicate substitutions. Shading denotes region: white – North America, pale grey – Japan, dark grey – Western Europe, black – Asia and Eastern Europe.

Mirol et al. BMC Evolutionary Biology 2008 8:59   doi:10.1186/1471-2148-8-59
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