Potamophilinus papuanus, male 32 habitus, 4.6 mm long A dorsal B ventral 33 male genitalia A dorsal view B lateral view C ventral view.

 
 
  Part of: Barr CB, Shepard WD (2021) A review of the Larainae of Australia with description of seven new species and the new genus Australara (Coleoptera, Byrrhoidea, Elmidae). ZooKeys 1073: 55-117. https://doi.org/10.3897/zookeys.1073.71843