Papilio machaon bairdii
W. H. Edwards, 1866
Papilio machaon bairdii is a North American of the Old World swallowtail, a large yellow and black in the Papilionidae. It occurs in western North America, where it represents a distinct geographic of the widespread P. machaon . The subspecies was described by W.H. Edwards in 1866 and is accepted in current .



Pronunciation
How to pronounce Papilio machaon bairdii: //pəˈpiːlioʊ məˈkeɪən ˈbɛrdi.aɪ//
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Distribution
Western North America; present in Europe, European Union, North America, Andorra, and Albania according to distribution records. The subspecific epithet and Edwards' 1866 description indicate a North American origin, though precise range boundaries within North America are not detailed in available sources.
Sources and further reading
- BugGuide
- GBIF taxonomy match
- NCBI Taxonomy
- Bird droppings, snake eyes, dead leaves: Swallowtails, Papilio spp. — Bug of the Week
- Papilionoidea | Blog
- Provisional checklist of European butterfly larval foodplants
- Parsley poacher: Black swallowtail caterpillar, Papilio polyxenes — Bug of the Week
- Swallowtail soiree – Eastern tiger swallowtail, Papilio glaucus — Bug of the Week
- Swallowtail soiree - Papilio glaucus — Bug of the Week