Summary ³

The Western Tiger Swallowtail (Papilio rutulus) is a common swallowtail butterfly of western North America, frequently seen in urban parks and gardens as well as in rural woodlands and riparian areas. It is a member of the Papilio genus, of which Papilio appalachiensis and Papilio xuthus are also members. It is a large, brightly colored and active butterfly, rarely seen at rest.

On San Bruno Mountain ⁴

Willows, introduced fruit trees. Elsewhere sycamores, alders, aspens and others.

Sources and Credits

1. (c) brian lee clements, some rights reserved (CC BY-NC), http://www.flickr.com/photos/25322931@N00/3507770476
2. (c) Celeste Ramsay, some rights reserved (CC BY-NC-ND), http://www.flickr.com/photos/cramsay23/7778094900/
3. Adapted by Scott Loarie from a work by (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Papilio_rutulus
4. (c) Scott Loarie, some rights reserved (CC BY-SA)

More Info

• iNat taxon page
• Animal Diversity Web
• Biodiversity Heritage Library
• BOLD Systems BIN search
• BugGuide
• Butterflies and Moths of North America
• CalPhotos
• CUIC Insect Images
• Global Biodiversity Information Facility (GBIF)
• HOSTS - a Database of the World's Lepidopteran Hostplants
• Moth Photographers Group
• NatureServe Explorer 2.0
• Pacific Northwest Moths

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