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Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Cladus: Dicondylia
Subclassis: Pterygota
Cladus: Metapterygota
Cladus: Odonatoptera
Cladus: Holodonata
Ordo: Odonata
Subordo: Epiprocta
Infraordo: Anisoptera
Superfamilia: Aeshnoidea

Familia: Aeshnidae
Subfamilia: Aeshninae
Tribus: Gynacanthini
Genus: Triacanthagyna
Species: T. caribbea – T. dentata – T. ditzleri – T. nympha – T. obscuripennis – T. satyrus – T. septima – T. trifida – T. williamsoni

Triacanthagyna Selys, 1883

Ellenrieder von, N. & R.W. Garrison, 2003: A synopsis of the genus Triacanthagyna (Odonata: Aeshnidae). International Journal of Odonatology 6 (2): 147–184.

Triacanthagyna is a genus of dragonflies in the family Aeshnidae. The species have large eyes and broad wings. The females have three prominent spines under the last abdominal segment which gives the genus its name. They are commonly known as three-spined darners.[1]

The genus contains the following species:[2]

Triacanthagyna caribbea Williamson, 1923 - Caribbean Darner[3]
Triacanthagyna dentata (Geijskes, 1943)
Triacanthagyna ditzleri Williamson, 1923
Triacanthagyna nympha (Navás, 1933)
Triacanthagyna obscuripennis (Blanchard, 1847)
Triacanthagyna satyrus (Martin, 1909)
Triacanthagyna septima (Selys in Sagra, 1857) - Pale-green Darner[1][3]
Triacanthagyna trifida (Rambur, 1842) - Phantom Darner[3]
Triacanthagyna williamsoni von Ellenrieder & Garrison, 2003


Paulson, Dennis R. (2009). Dragonflies and Damselflies of the West. Princeton University Press. ISBN 0-691-12281-4.
Martin Schorr; Dennis Paulson. "World Odonata List". University of Puget Sound. Retrieved 12 Oct 2018.
"North American Odonata". University of Puget Sound. 2009. Retrieved 5 August 2010.

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