Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Clodius Parnassian
Parnassius clodius Ménétriés, 1857
Family: Papilionidae
Subfamily: Parnassiinae
Identification: Upper surface of forewing cell with 3 dark gray bars. Front wing has no red spots. Upper surface of hindwing with 2 red spots; female usually has red anal bar. Mated females have large, white keeled pouch (sphragis) at end of abdomen.
Wing Span: 2 - 2 1/2 inches (50 - 62 mm).
Life History: Males patrol habitat to find females; after mating they attach a pouch to female to prevent multiple matings. Females lay single eggs scattered on the host plant. Caterpillars feed at night at the base of host plant and pupate in a loose silk cocoon above ground. Overwintering is by the egg stage.
Flight: One flight in June - July.
Caterpillar Hosts: Bleeding heart family (Fumariaceae) including Dicentra uniflora, D. formosa, and D. pauciflora.
Adult Food: Flower nectar.
Habitat: Open woods, alpine areas, meadows and rock outcrops.
Range: Western Canada and western United States.
Conservation: Subspecies strohbeeni from California's Santa Cruz Mountains is extinct.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None noted.
Comments: NULL

Verified Sightings

Displaying 25 - 48 of 450 verified sightings
Observation date: Jun 30, 2021
Submitted by: napabirder4ever
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Jul 21, 2021
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Observation date: Jul 17, 2021
Submitted by: debsgardner
Region: Skagit County, Washington, United States
Verified by: davidwdroppers
Verified date: Jul 18, 2021
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Observation date: Jul 14, 2021
Submitted by: PDunwiddie
Region: Madison County, Montana, United States
Verified by: J_Martineau
Verified date: Jul 18, 2021
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Observation date: Jul 13, 2021
Submitted by: Artemisia
Region: Clallam County, Washington, United States
Verified by: davidwdroppers
Verified date: Jul 14, 2021
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Observation date: Jun 22, 2021
Submitted by: sandyleapt
Region: Benton County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 07, 2021
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Observation date: Jul 03, 2021
Submitted by: glennfine
Region: Trinity County, California, United States
Verified by: Ken Davenport
Verified date: Jul 04, 2021
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Observation date: Jun 25, 2021
Submitted by: Nature IsFirst
Region: Clark County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 28, 2021
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Observation date: Jun 18, 2021
Submitted by: cosmos
Region: Washington County, Oregon, United States
Verified by: John Calhoun
Verified date: Jun 22, 2021
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Observation date: Jun 19, 2021
Submitted by: hiker96
Region: Thurston County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 20, 2021
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Observation date: Jun 17, 2021
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Jun 18, 2021
  Details
Observation date: Jun 08, 2021
Submitted by: WYbutterflyer1
Region: Teton County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jun 17, 2021
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Observation date: Jun 02, 2021
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 03, 2021
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Observation date: May 22, 2021
Submitted by: Bickley
Region: Multnomah County, Oregon, United States
Verified by: Ken Davenport
Verified date: May 23, 2021
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Observation date: Jun 26, 2020
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Feb 15, 2021
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Observation date: Jun 22, 2020
Submitted by: glennfine
Region: Trinity County, California, United States
Verified by: Ken Davenport
Verified date: Feb 15, 2021
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Observation date: Aug 07, 2020
Submitted by: Team Kweeper
Region: Alpine County, California, United States
Verified by: Ken Davenport
Verified date: Aug 09, 2020
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Observation date: Jul 26, 2020
Submitted by: cklindsey
Region: Okanogan County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 03, 2020
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Observation date: Jul 27, 2020
Submitted by: Lyeskey
Region: Klamath County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 28, 2020
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Observation date: Jun 27, 2020
Submitted by: Team Kweeper
Region: Amador County, California, United States
Verified by: Ken Davenport
Verified date: Jun 27, 2020
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Observation date: Jun 23, 2020
Submitted by: Oldnintheway
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 27, 2020
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Observation date: Jun 11, 2020
Submitted by: MAKI
Region: Plumas County, California, United States
Verified by: Ken Davenport
Verified date: Jun 18, 2020
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Observation date: Jun 14, 2020
Submitted by: Beeeater
Region: Thurston County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 15, 2020
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Observation date: Jun 08, 2020
Submitted by: PDunwiddie
Region: Thurston County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 08, 2020
  Details
Observation date: May 24, 2020
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 24, 2020
  Details