Fig. 4From: Pleistocene sea level fluctuation and host plant habitat requirement influenced the historical phylogeography of the invasive species Amphiareus obscuriceps (Hemiptera: Anthocoridae) in its native rangeMismatch distributions for both the subregional groups and the entire samples based on mitochondrial data. Curves representing the frequency of distribution pairwise differences: observed (Obs), expected (Exp). a Mainland China. b Japan. c Taiwan. d Whole setBack to article page