North American Butterflies and Moths List

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Butterflies of North America

Aquamarine Hairstreak (Oenomaus ortygnus)

Aquamarine Hairstreak (Oenomaus ortygnus [Cramer])

Wing span: 1 1/8 - 1 1/2 inches (3 - 3.8 cm).

Identification: Upperside blue with black borders. Underside gray with a pink sheen; no submarginal or postmedian lines. Hindwing has 3 or 4 black spots.

Life history: Eggs are laid singly on the host plant; caterpillars bore into and feed upon the buds, flowers and fruits.

Flight: January-November in Mexico, strayed to South Texas in mid-December.

Caterpillar hosts: Annona species.

Adult food: Not reported.

Habitat: Low elevation wet and dry tropical forests.

Range: Brazil north through Central America to Tamaulipas, Mexico. Rare stray to South Texas.

Conservation: Not necessary for rare stray.

The Nature Conservancy Global Rank: G4 - Apparently secure globally, though it might 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

Aquamarine Hairstreak (Oenomaus ortygnus)
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