- BND: Baird's Swallowtail; Papilio (Papilio) bairdii W. H. Edwards, 1866
- BNA: Old World Swallowtail; Papilio machaon
- NDC: PABA
- Habitat: Badlands hilltops near Artemisia dracunculus; often found on thistle blooms in July
- Larval food: Artemisia dracunculus
- Adult flight: Two broods, May and July
- References: Royer 60, Layberry et al. 84, Ferris & Brown 181, Scott 164
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