North American Butterflies and Moths List

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U.S. Geological Survey

Butterflies of North America

Emerald Aguna (Aguna claxon)

Emerald Aguna (Aguna claxon Evans)

Wing span: 1 1/2 - 1 3/4 inches (3.8 - 4.5 cm).

Identification: Hindwings are lobed. Upperside of body is green. Upperside of wings is brown with green wing bases. Forewing has a white median band both above and below. Underside of hindwing has a distinct silver-white median band.

Life history: Not reported.

Flight: October in South Texas, June-October in Mexico.

Caterpillar hosts: Probably legumes.

Adult food: Flower nectar.

Habitat: Subtropics.

Range: Venezuela and Colombia north through Central America to Mexico. A rare stray to the lower Rio Grande Valley, Texas.

Conservation: Not necessary for rare 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.


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.

Scott, J. A. 1986. The butterflies of North America. Stanford University Press, 
     Stanford, Calif. 583 pages, 64 color plates.

Author: Jane M. Struttmann

Emerald Aguna (Aguna claxon)
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