Liodessus spp. males: Liodessus caxamarca sp. nov., holotype, median lobe of aedeagus in ventral view (A), same in lateral view (B), right paramere external surface view (C); Liodessus altoperuensis sp. nov. holotype, median lobe of aedeagus in ventral view (D), same in lateral view (E), right paramere external surface view (F).

 
 
  Part of: Balke M, Megna YS, Zenteno N, Figueroa L, Hendrich L (2020) Two new species of Liodessus Guignot, 1939 diving beetles from Northern Peru (Coleoptera, Dytiscidae, Hydroporinae). Alpine Entomology 4: 173-178. https://doi.org/10.3897/alpento.4.55139