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Proportion of individuals sampled per patriline for five colonies of A. echinatior (Ae33, 48, 111, 112, and 113) that were large workers (shaded) or small workers (clear). Sample sizes are given in parentheses above patriline columns together with significance levels assessed by G tests comparing small worker/large worker proportions for individual patrilines with the overall proportions for the patrilines examined (**, P < 0.01; *, P < 0.05).
