North American Butterflies and Moths List

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U.S. Geological Survey

Butterflies of North America

Tailless Scrub-Hairstreak (Strymon cestri)
JPG -- species photo

Tailless Scrub-Hairstreak (Strymon cestri [Reakirt])

Wing span: 7/8 - 1 1/8 inches (2.2 - 2.9 cm).

Identification: No tails. Tip of forewing squared off. Wings brown. Underside hindwing is marbled with gray and white; black submarginal spot on outer margin.

Life history: Not reported.

Flight: March and October in South Texas.

Caterpillar hosts: Not reported.

Adult food: Flower nectar.

Habitat: Seasonal tropical forest and edges at mid-elevations.

Range: Guanacaste Province, Costa Rica north through Mexico 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.


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

Tailless Scrub-Hairstreak (Strymon cestri)
distribution map
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