Tiger swallowtail is a common name for several species of butterfly, including:Papilio appalachiensis or Appalachian tiger swallowtail, endemic to the Appalachians Papilio canadensis or Canadian tiger swallowtail, endemic to Canada and the Northern United States Papilio glaucus or Eastern tiger swallowtail, endemic to the Eastern United States Papilio multicaudata or Two-tailed tiger swallowtail, endemic to Mexico, the Western and Central United States, and south-central Canada Papilio rutulus or Western tiger swallowtail, endemic to the Western United States and southwestern Canada Papilio solstitius or Midsummer tiger swallowtail, endemic to Northeastern North America