Graphoderus is a genus of beetle in family Dytiscidae native to the Holarctic.
Extant species The genus Graphoderus contains the following 12 species: Graphoderus adamsii (Clark, 1864) Graphoderus austriacus (Sturm, 1834) Graphoderus bieneri Zimmermann, 1921 Graphoderus bilineatus (De Geer, 1774) Graphoderus cinereus (Linnaeus, 1758) Graphoderus elatus Sharp, 1882 Graphoderus fascicollis (Harris, 1828) Graphoderus liberus (Say, 1825) Graphoderus manitobensis Wallis, 1933 Graphoderus occidentalis Horn, 1883 Graphoderus perplexus Sharp, 1882 Graphoderus zonatus (Hoppe, 1795)
Extinct species These two extinct species are known only from fossils: †Graphoderus heeri Nilsson, 2001 †Graphoderus mirabilis Riha, 1974
References
External links Graphoderus on Fauna Europaea