''Acanthagrion'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

damselflies Damselflies are flying insects of the suborder Zygoptera in the order Odonata. They are similar to dragonflies, which constitute the other odonatan suborder, Anisoptera, but are smaller and have slimmer bodies. Most species fold the wings along ...

. It is the dominant genus of damselfly at ponds and lakes in the

Neotropics The Neotropical realm is one of the eight biogeographic realms constituting Earth's land surface. Physically, it includes the tropics, tropical Ecoregion#Terrestrial, terrestrial ecoregions of the Americas and the entire South American temperat ...

but ''A. quadratum'' is the only one found in North America. They are commonly known as ''Wedgetails'' because of the raised tip of the abdomen. The genus contains the following species:

References

Coenagrionidae Zygoptera genera Taxa named by Edmond de Sélys Longchamps {{Coenagrionidae-stub