Pearl crescent butterfly, Phyciodes tharos (Drury) (Nymphalidae)

By Ashly Robertson

Pearl crescent, Phyciodes tharos (Drury). © 2011, A.V. Evans

The pearl crescent butterfly, Phyciodes tharos (Drury) (wingspan 25-38 mm) have orange antennal tips. Their wings are mostly orange above with black spots. Adults are found in pastures and along edges of woods from spring through fall. Caterpillars feed on aster plants, while drink nectar from various kinds of flowers. There are 1-3 generations or more produced annually. This species is widespread in Virginia and found throughout eastern North America to Mexico.


Evans, A.V., 2007. National Wildlife Federation Field Guide to Insects & Spiders of North America. Sterling Publishing Co., New York, NY.

Pearl crescent, Phyciodes tharos (Drury, 1773). (accessed 25 June 2012)

Pearl crescent. (accessed 25 June 2012)


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