FIGURE 1 in Geographic distribution, host preferences and molecular diversity within the genus Pentalonia (Hemiptera: Aphididae)

FIGURE 1. Histogram of lengths (in mm) of distal rostral segments of Pentalonia specimens in museum collections, classified by aphid morph, showing the strongly bimodal distribution of rostral length in both morphs. Vertical dashed lines represent individuals of "lineage C" of Figure 4.