Female bursa copulatrix and associated reproductive structures, M. obscuricornis group species, ventral view (for abbreviations see Table 2, p. 23). A M. obscuricolor (Ukulele Camp, 1525–1980 m) B M. obscuricornis (Ukulele Camp, 1525 m) C M. waikamoi (Waikamoi, 1265 m) D M. poouli (Kuhiwa, 1590 m). Scale bar = 0.50 mm.

  Part of: Liebherr JK (2015) The Mecyclothorax beetles (Coleoptera, Carabidae, Moriomorphini) of Haleakala-, Maui: Keystone of a hyperdiverse Hawaiian radiation. ZooKeys 544: 1-407. https://doi.org/10.3897/zookeys.544.6074