Mecyclothorax obscuricornis group species, dorsal habitus view. A M. manducus (Kīpahulu, 910 m) B M. ambulatus (Haleakalā, 1500 ft., RCLP) C M. montanus (ESE Kuiki, 2145 m) D M. obscuricolor (Ukulele Camp, 1525–1980 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