glaucus

Eastern Tiger Swallowtail

Pterourus glaucus (Linnaeus, 1758)

Family: Papilionidae

Status: Common resident

NENHP Ranking: Not listed

Range: The Eastern Tiger Swallowtail is found from the east coast of the United States west into the Dakotas, Nebraska, Kansas, Oklahoma and Texas. In Nebraska it is found though out the state, although less frequently in the west.

Broods/Flight Times: Multiple broods from early April into late September

Larval Hostplant(s): Green Ash (Fraxinus pensylvanica) and chokecherry (Prunus virginiana) are used almost exclusively in our area

Habitat: Wide ranging, equally at home in prairies, woodland margins and urban environments

Found at:

Overwintering: As pupae

Similar Species: Two tailed, Black and Pipevine Swallowtails

Notes: This species has dark morph females which mimic distasteful Pipevine Swallowtails

Eastern Tiger Swallowtail, Ann Murphy
Eastern Tiger Swallowtail (dark form female), Photo by Matthew Brust
Eastern Tiger Swallowtail – dorsal
Eastern Tiger Swallowtail – larva
Eastern Tiger Swallowtail – dark form female, dorsal
Eastern Tiger Swallowtail – dark form female, ventral

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