99 Gnathoncus rotundatus (Kugelann, 1792) mandibles, dorsal view 100 labrum: left half depicting dorsal view and right half depicting epipharynx 101 anterior margin of mentum, ventral view 102 antennal club, ventral view showing sensory structures of the antenna.

 
 
  Part of: Lackner T, Leschen RAB (2017) A monograph of the Australopacific Saprininae (Coleoptera, Histeridae). ZooKeys 689: 1-263. https://doi.org/10.3897/zookeys.689.12021