Left female gonocoxa, M. vitreus group species, ventral view. A M. vitreus (Ukulele Camp Pipeline, 1495 m) B M. perkinsianus (“Haleakala, 1902”, RCLP) C M. kipwilli (Kuhiwa, 1590 m) D M. kipahulu (Kīpahulu, 1900 m) E M. kaumakani (Kīpahulu W rim, 1850 m) F M. kuiki (ESE Kuiki, 2105 m).

 
 
  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