Attributes of Papilio rutulus

Western Tiger Swallowtail
Papilio rutulus Lucas, 1852

Family: Papilionidae
Subfamily: Papilioninae
Identification: Upperside of hindwing with upper-most marginal spot yellow or lacking. Underside of forewing with separate yellow spots forming marginal band. Hindwing has narrow marginal spots and no orange tint except for 2 spots near end of inner margin.
Wing Span: 2 3/4 - 4 inches (7 - 10 cm).
Life History: Males patrol canyons or hilltops for receptive females. Females lay eggs singly on surface of host plant leaves. Caterpillars feed on leaves and rest on silken mats in shelters of curled leaves. Chrysalids hibernate.
Flight: One flight from June-July.
Caterpillar Hosts: Leaves of cottonwood and aspen (Populus), willows (Salix), wild cherry (Prunus), and ash (Fraxinus).
Adult Food: Nectar from many flowers including thistles, abelia, California buckeye, zinnia, and yerba santa.
Habitat: Woodlands near rivers and streams, wooded suburbs, canyons, parks, roadsides, and oases.
Range: Western North America from British Columbia south to southern New Mexico and Baja California; east to western South Dakota and southeast Colorado. A rare stray to central Nebraska.
Conservation: Not usually required.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None noted.
Taxonomy Notes:

Images of Papilio rutulus

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Papilio rutulus - papilio_rutulus_rutulus_caterpillar3_raisingbutterflies.jpg

Papilio rutulus - papilio_rutulus_rutulus_caterpillar3_raisingbutterflies.jpg





The map below displays all BAMONA data for this species and has three different data layers:
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By default, the fifty most recently verified sightings are below. Sort by Observation Date to see the most recent sightings, or filter the sightings by region to get a regional list.

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Observation Date Submitter Region Verified Datesort icon
July 10, 2014 Mogalicous Thurston County, Washington, United States July 24, 2014 Details
July 18, 2014 chelseahecox Pierce County, Washington, United States July 24, 2014 Details
July 15, 2014 Sue Orlowski Spokane County, Washington, United States July 22, 2014 Details
June 07, 2014 JDreimiller Snohomish County, Washington, United States July 15, 2014 Details
July 02, 2014 kniama07 Thurston County, Washington, United States July 14, 2014 Details
July 11, 2014 jukebox junction Pierce County, Washington, United States July 14, 2014 Details
July 01, 2014 adakaia Thurston County, Washington, United States July 10, 2014 Details
June 29, 2014 Bixia Santa Clara County, California, United States July 07, 2014 Details
June 24, 2014 LibbyMegna Albany County, Wyoming, United States July 01, 2014 Details
June 21, 2014 Gayle Nixon Island County, Washington, United States June 30, 2014 Details
June 26, 2014 sheriteal Clackamas County, Oregon, United States June 27, 2014 Details
June 17, 2014 jayellehawk Marion County, Oregon, United States June 20, 2014 Details
June 09, 2014 Varn Jefferson County, Washington, United States June 15, 2014 Details
June 08, 2014 Wscott Snohomish County, Washington, United States June 15, 2014 Details
May 29, 2014 Ruju Thurston County, Washington, United States June 05, 2014 Details
May 31, 2014 Bixia Alameda County, California, United States June 04, 2014 Details
April 27, 2014 Bixia Calaveras County, California, United States June 03, 2014 Details
May 27, 2014 MAKI Ventura County, California, United States May 29, 2014 Details
May 21, 2014 Sue Orlowski Lincoln County, Washington, United States May 27, 2014 Details
May 21, 2014 Sue Orlowski Lincoln County, Washington, United States May 27, 2014 Details
May 20, 2014 skywatcher British Columbia, Canada May 24, 2014 Details
May 18, 2014 davidwdroppers Snohomish County, Washington, United States May 19, 2014 Details
May 04, 2014 tpwilson San Bernardino County, California, United States May 04, 2014 Details
March 12, 2014 Paredes kids Fresno County, California, United States March 13, 2014 Details
March 07, 2014 Robert Gorman Riverside County, California, United States March 09, 2014 Details
July 21, 2013 richtrebbien Valley County, Idaho, United States February 09, 2014 Details
April 13, 2013 dennis5007 Butte County, California, United States January 25, 2014 Details
September 19, 2010 diwalks2 San Diego County, California, United States December 13, 2013 Details
July 26, 2010 Robert Gorman Orange County, California, United States November 29, 2013 Details
April 09, 2012 Robert Gorman Riverside County, California, United States November 22, 2013 Details
October 19, 2007 Josiah Gilbert San Luis Obispo County, California, United States November 16, 2013 Details
May 07, 2013 Robert Gorman San Diego County, California, United States November 15, 2013 Details
August 10, 2013 mpboyle Merced County, California, United States October 25, 2013 Details
August 28, 2012 Robert Gorman Orange County, California, United States October 24, 2013 Details
July 21, 2013 mudgrub12 Placer County, California, United States October 10, 2013 Details
July 06, 2013 llivelyb Lane County, Oregon, United States October 09, 2013 Details
September 28, 2013 kenandlinda9060 Washoe County, Nevada, United States September 30, 2013 Details
September 13, 2013 Deke King County, Washington, United States September 20, 2013 Details
September 05, 2013 Claireannabanana British Columbia, Canada September 17, 2013 Details
July 22, 2013 kdg54ca7775 British Columbia, Canada September 16, 2013 Details
August 17, 2013 RangerTJ King County, Washington, United States August 21, 2013 Details
June 15, 2013 Greg Dean British Columbia, Canada August 06, 2013 Details
August 03, 2013 Murphyjk San Diego County, California, United States August 04, 2013 Details
May 20, 2013 randimal King County, Washington, United States August 02, 2013 Details
July 22, 2013 PDunwiddie Snohomish County, Washington, United States July 31, 2013 Details
July 20, 2013 sdJack San Diego County, California, United States July 21, 2013 Details
July 15, 2013 karin_k Ventura County, California, United States July 18, 2013 Details
July 15, 2013 Jumproper Sacramento County, California, United States July 18, 2013 Details
July 05, 2013 PDunwiddie Skamania County, Washington, United States July 12, 2013 Details
June 22, 2013 Headmj Snohomish County, Washington, United States July 12, 2013 Details