Figure 1.

Bootstrap analysis of morphological characters with 1000 replications for the 33 species of the Polistini, using 36 species of Mischocyttarini, Ropalidiini, and Epiponini as outgroups.

ArĂ©valo et al. BMC Evolutionary Biology 2004 4:8   doi:10.1186/1471-2148-4-8
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