Distribution maps. 58 Gyrinus japonicus (circle), G. gestroi (triangle), G. pullatus (square) 59 Dineutus orientalis (circle), Orectochilus punctipennis (triangle), O. villosus (square).

 
 
  Part of: Lee D-H, Ahn K-J (2015) A taxonomic review of the Gyrinidae (Coleoptera) in Korea. ZooKeys 509: 87-107. https://doi.org/10.3897/zookeys.509.9442