Hyphydrus female habitus. a H. aubei (Croatia; 4.7 mm) b H. ovatus (Bohemia; 4.6 mm) c H. anatolicus (Greece; 5.0 mm) d H. sanctus (Turkey; 4.9 mm).

 
 
  Part of: Bergsten J, Weingartner E, Hájek J (2017) Species delimitation of the Hyphydrus ovatus complex in western Palaearctic with an update of species distributions (Coleoptera, Dytiscidae). ZooKeys 678: 73-96. https://doi.org/10.3897/zookeys.678.12886