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Northern Prairie Wildlife Research Center

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Atlas of North Dakota Butterflies

Spicebush Swallowtail (Papilio (Pterourus) troilus)

  • BND: Spicebush Swallowtail; Papilio (Pterourus) troilus Linnaeus, 1758
  • BNA: Spicebush Swallowtail; Papilio troilus
  • Habitat: Woodland clearings and open meadows. A sole historical report exists for this species. P. troilus is an Austral Zone species which could occur in ND only as a rare late-summer stray
  • Larval food: Sassafras, Lindera
  • Adult flight: Two broods, occasionally three southward within the species normal range
  • References: Royer 67, Opler & Krizek 51, Scott 183
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