FIGURE 29 A in Integrative taxonomy of the Merodon aberrans (Diptera, Syrphidae) species group: distribution patterns and description of three new species

FIGURE 29 A) Merodon brevis, head of male, lateral view, B) M. brevis, head of female, lateral view, C) M. aberrans, antenna of male, lateral view, D) M. brevis, antenna of male, lateral view, E) M. retectus sp. nov., antenna of male, lateral view, F) M. aberrans, antenna of female, lateral view, G) M. brevis, antenna of female, lateral view, H) M. retectus sp. nov., antenna of female, lateral view. Abbreviations: x, distance from top of basoflagellomere and most prominent point of pedicel; y, width of basoflagellomere at level of base of arista.