Western Giant Swallowtail
Papilio rumiko (Shiraiwa & Grishin, 2014)
Family: Papilionidae
Subfamily: Papilioninae
Identification:
Very similar to Papilio cresphontes but genetically distinct
Wing Span:
Life History:
Flight:
Caterpillar Hosts:
Adult Food:
Habitat:
Range: Southwestern US: California to Texas, south to Panama (Butterflies of America)
Conservation:
NCGR:
Management Needs:
Taxonomy Notes: A new Heraclides swallowtail (Lepidoptera, Papilionidae) from North America is recognized by the pattern on its neck.
Kojiro Shiraiwa, Qian Cong, Nick V. Grishin. 2014. ZooKeys 468: 85-135.
Alternate Scientific Names:
Heraclides rumiko
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Verified Sightings
Displaying 1 - 24 of 236 verified sightings
Observation date: Oct 21, 2025
Submitted by: Patricia12
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Nov 17, 2025
Observation date: Sep 12, 2024
Submitted by: M0th2ng3l789123
Region: San Luis Potosi, Mexico
Verified by: Paul Prappas
Verified date: Nov 15, 2025
Observation date: Oct 04, 2025
Submitted by: MAKI
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Oct 07, 2025
Observation date: Oct 05, 2025
Submitted by: Zach Eckert
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Oct 05, 2025
Observation date: Oct 03, 2025
Submitted by: Zach Eckert
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Oct 03, 2025
Observation date: Aug 14, 2025
Submitted by: Adrianameza
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Sep 23, 2025
Observation date: Sep 09, 2025
Submitted by: Patricia12
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Sep 14, 2025
Observation date: Sep 12, 2025
Submitted by: fan1angels
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Sep 14, 2025
Observation date: Sep 12, 2025
Submitted by: fan1angels
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Sep 14, 2025
Observation date: Jul 26, 2025
Submitted by: Patricia12
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jul 27, 2025
Observation date: Jul 03, 2025
Submitted by: Mendrola
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Jul 17, 2025
Observation date: May 05, 2025
Submitted by: Patricia12
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: May 07, 2025
Observation date: Jan 16, 2025
Submitted by: Patricia12
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jan 27, 2025
Observation date: Jul 26, 2024
Submitted by: Bearlthom
Region: Los Angeles County, California, United States
Verified by: curtis.lehman
Verified date: Dec 22, 2024
Observation date: Nov 06, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Nov 07, 2024
Observation date: Oct 08, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Nov 03, 2024
Observation date: Sep 12, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Oct 21, 2024
Observation date: Oct 11, 2024
Submitted by: Lisahug
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Oct 15, 2024
Observation date: Oct 04, 2024
Submitted by: Patricia12
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Oct 10, 2024
Observation date: Sep 30, 2024
Submitted by: bentert
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: Oct 09, 2024
Observation date: Sep 02, 2024
Submitted by: Robert Gorman
Region: Orange County, California, United States
Verified by: Ken Davenport
Verified date: Sep 15, 2024
Observation date: Dec 11, 2022
Submitted by: dvollmar
Region: Hidalgo County, Texas, United States
Verified by: jwileyrains
Verified date: Sep 14, 2024
Observation date: Aug 13, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Sep 09, 2024
Observation date: Aug 29, 2024
Submitted by: Patricia12
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Aug 31, 2024
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