Spicebush Swallowtail butterfly (Pterourus troilus)

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Photo by mary.gallo.m

Published on Project Noah

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38.4758, -80.8408

Field Notes

Description:

Upper surface of the forewing is mostly black with ivory spots along margin. Upper surface of hindwing has orange spot on costal margin and sheen of bluish (female) or bluish-green (male) scales. Underside of hindwing with pale green marginal spots. Wing Span: 3 - 4 inches (7.5 - 10 cm).

Habitat:

This butterfly was spotted along the Greenbrier river in Roncoverete, West Virginia. It inhabits woodlands, fields, roadsides, yards, pine barrens, wooded swamps, and parks.

Species ID Suggestions