Pleistocene-radiation

Guides

• Enallagma hageni

  Hagen's Bluet

  Enallagma hageni is a narrow-winged damselfly in the family Coenagrionidae, native to North America. It is one of several Enallagma species that radiated during the Pleistocene and is closely related to E. ebrium, with which it forms a mosaic spatial distribution pattern. The species is listed as Least Concern by the IUCN with a stable population.

  damselflyZygopteraCoenagrionidaeNorth-AmericaPleistocene-radiationreproductive-isolationmosaic-distribution