Female bursa copulatrix and associated reproductive structures, M. robustus group species, ventral view (for abbreviations see Table 2, p. 23). A M. aeneipennis (Polipoli, 1890 m) B M. cognatus (Ukulele Camp, 1525 m) C M. consanguineus (Honomanu, 1850 m) D M. aeneus (Honomanu, 1820–1850 m) E M. antaeus (ESE Kuiki, 1850 m) F M. cymindicus (Ukulele Camp Pipeline, 1495–1525 m). Scale bar = 0.50 mm.