Copelatus portior A median lobe in lateral view, right side B median lobe in lateral view, left side C median lobe in ventral view D left paramere in external view. Scale bar: 0.5 mm.

 
 
  Part of: Hendrich L, Shaverdo H, Hájek J, Balke M (2019) Taxonomic revision of Australian Copelatus Erichson, 1832 (Coleoptera, Dytiscidae, Copelatinae). ZooKeys 889: 81-152. https://doi.org/10.3897/zookeys.889.39090