Megalagrion jugorum Perkins, 1899

Jugorum megalagrion damselfly, Maui upland damselfly



Taxonomy & Nomenclature

Synonym/s: Agrion jugorum Perkins, 1899 (protonym)


Conservation Status


Last record: 1917 (Polhemus, 2020)

IUCN RedList status: Critically Endangered (Possibly Extinct)



Lanai & Maui, Hawaiian Islands, USA


Biology & Ecology










Original scientific description:

Perkins, R. C. L. (1899). Fauna Hawaiiensis or the zoology of the Sandwich (Hawaiian) isles: being results of the explorations instituted by the joint committee appointed by the Royal Society of London for promoting natural knowledge and the British Association for the Advancement. Fauna Hawaiiensis (Edited by D. Sharp): 2 (2): 31-89, incl. pl. 3-5.


Other references:

Daigle, Jerrell J. (2000). The distribution of the odonata of Hawaii. Bulletin of American Odonatology 6(1): 1-5.

Kennedy, C. H. (1917). Notes on the penes of damselflies (Odonata). No. 2. the close relations inter se of the Hawaiian Agrionines. Entomological News 28(1): 9-14, figs. 1-49, pls. 2-3.

Odonata Specialist Group. (1996). Megalagrion jugorum. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. ( Downloaded on 07 May 2011.

Polhemus, Dan A. (1993). Damsels in distress: A review of the conservation status of Hawaiian Megalagrion damselflies (Odonata: Coenagrionidae). Aquatic Conservation: Marine and Freshwater Ecosystems Special Issue: Endangered Aquatic Habitats — A Symposium of the Entomological Society of America December 1992 3(4): 343-349. [Abstract]

Polhemus, D.A. 2020. Megalagrion jugorum. The IUCN Red List of Threatened Species 2020: e.T12953A510761. Accessed on 27 July 2022.

Polhemus, D. A. and Asquith, A. (1996). Hawaiian Damselflies. A field identification guide. Bishop Museum Press, Honolulu.

Zimmerman, E. C. (1948). Insects of Hawaii. Volume 2, Apterygota To Thysanoptera. Hawaii: University of Hawaii Press. [p. 365]


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