FIGURE 5 in Comparative morphology of myrmecophilous immature stages of European Microdon species (Diptera: Syrphidae): updated identification key and new diagnostic characters

FIGURE 5. Posterior spiracular tubercle of first instar larvae of M. myrmicae (A, C, E) and M. analis (B, D, F): A, B—anterior view; C, D—apical view; E, F—lateral view. A, C = 100 µm; B–, D= 50 µm E = 200 µm. ReFis, respiratory fissures; SprPlt, spiracular plate.