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