North American Butterflies and Moths List

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Butterflies of North America

Butterflies of Arizona

Marius Hairstreak (Rekoa marius (=brescia))
JPG -- species photo

Marius Hairstreak (Rekoa marius [Cramer])

Wing span: 7/8 - 1 1/4 inches (2.2 - 3.2 cm).

Identification: Upperside of male dark iridescent blue; female gray. Hindwing has orange eyespot near tail.

Life history: Not reported.

Flight: Probably flies all year in Mexico; September-December in South Texas.

Caterpillar hosts: Legumes, malpighias, and many other in several different families.

Adult food: Flower nectar.

Habitat: Disturbed tropical areas.

Range: Paraguay north to Sonora, Mexico. Rare stray to South Texas.

Conservation: Not required for rare tropical stray.

The Nature Conservancy Global Rank: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.

Management needs: None reported.

References:

Opler, P. A. and V. Malikul. 1992. A field guide to eastern  butterflies. Peterson 
    field guide #4. Houghton-Mifflin Co.,  Boston. 396 pages, 48 color plates.

Author: Jane M. Struttmann

State and Regional References:

Bailowitz, R. A. and J. P. Brock. 1991. Butterflies of Southeastern Arizona. 
     Tucson, Ariz.: Sonoran Arthropod Studies, Inc.

Garth, J.S. 1950. Butterflies of Grand Canyon National Park. Grand Canyon 
     Natural History Association, Grand Canyon, Ariz.

Opler, Paul A. 1999. Peterson Field Guide to Western Butterflies, revised 
     edition. Houghton Mifflin Co., Boston, Mass.

Stanford, R.E. and P.A. Opler. 1993. Atlas of Western USA Butterflies. 
     Privately published, Denver, Colo.

Tilden, J.W. and A.C. Smith. 1986. A Field Guide to Western Butterflies. 
     Houghton Mifflin Co., Boston, Mass.
Marius Hairstreak (Rekoa marius (=brescia))
distribution map
map legend

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