North American Butterflies and Moths List

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The Registry of Nature Habitats

U.S. Geological Survey

Butterflies of North America

Small-spotted Flasher (Astraptes egregius)
JPG -- species photo

Small-spotted Flasher (Astraptes egregius [Butler])

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

Identification: Tailless; wings brown. Upperside wing bases are blue-green; forewing has a few white spots. Males have a costal fold enclosing scent scales on the forewing. Underside of hindwing has a narrow yellow costal margin.

Life history: Not reported.

Flight: October in South Texas; February-November in Mexico and Central America.

Caterpillar hosts: Not reported.

Adult food: Not reported.

Habitat: Seasonal forest or scrub in tropical lowlands.

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

Conservation: Not necessary for a 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

Small-spotted Flasher (Astraptes egregius)
distribution map
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