''Graphoderus liberus'' is a species of predaceous diving

beetle Beetles are insects that form the Taxonomic rank, order Coleoptera (), in the superorder Holometabola. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 40 ...

in the family

Dytiscidae The Dytiscidae, from the Ancient Greek word δυτικός (''dystikos''), meaning "able to dive", are the predaceous diving beetles, a family of water beetles. They occur in virtually any freshwater habitat around the world, but a few species l ...

. It is found in North America.Bilton DT, Ribera I (2017). "A revision of Meladema diving beetles (Coleoptera, Dytiscidae), with the description of a new species from the central Mediterranean based on molecules and morphology". ''ZooKeys 702'': 45-112.Bousquet Y (2012). "Catalogue of Geadephaga (Coleoptera: Adephaga) of America, north of Mexico". ''ZooKeys 245'': 1-1722.

References

* D.J. Larson, Y. Alarie, and R.E. Roughley. (2001). ''Predaceous Diving Beetles (Coleoptera: Dytiscidae) of the Nearctic Region, with emphasis on the fauna of Canada and Alaska''. NRC 43253. * Nilsson, Anders N. (2001). ''World Catalogue of Insects, volume 3: Dytiscidae (Coleoptera)'', 395. * Webster, Reginald P. (2008). "New predaceous diving beetle (Coleoptera: Dytiscidae) records for New Brunswick and Canada with new distribution information on some rarely collected species". ''Journal of the Acadian Entomological Society'', vol. 4, 38–45.

References

Further reading