Pacific Fritillary
Boloria epithore (W.H. Edwards, 1864)
Family: Nymphalidae
Subfamily: Heliconiinae
Identification: Tip of forewing rounded. Upperside bright orange; black markings large on basal half of wing, small on outer half. Underside orange with purple-brown markings; hindwing with postmedian row of dark circles.
Wing Span: 1 3/8 - 1 3/4 inches (3.5 - 4.5 cm).
Life History: Males patrol for females all day in woods and meadows. Overwintering is by fourth-stage caterpillars.
Flight: One flight from May-August.
Caterpillar Hosts: Violets including Viola ocellata, V. sempervirens, and V. glabella.
Adult Food: Flower nectar.
Habitat: Openings in moist forests, wet meadows, streamsides.
Range: Central British Columbia east and south to Alberta and Montana, south along Pacific Coast to central California.
Conservation: Populations in California's Santa Cruz Mountains are limited and may be in jeopardy.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: Inventory and monitor limited populations and propose any necessary conservation actions.
Comments: NULL
Verified Sightings
Displaying 1 - 24 of 426 verified sightings
Observation date: May 10, 2021
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 26, 2021
Observation date: Jul 07, 2020
Submitted by: Karen Richardson
Region: Plumas County, California, United States
Verified by: Ken Davenport
Verified date: Jul 16, 2020
Observation date: Jul 01, 2020
Submitted by: dsperanza
Region: Montana, United States
Verified by: J_Martineau
Verified date: Jul 09, 2020
Observation date: May 27, 2020
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 28, 2020
Observation date: May 10, 2020
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 10, 2020
Observation date: Aug 01, 2019
Submitted by: 4oclockwatch
Region: Klamath County, Oregon, United States
Verified by: Ken Davenport
Verified date: Aug 22, 2019
Observation date: Aug 03, 2019
Submitted by: Robert Gorman
Region: Mono County, California, United States
Verified by: Ken Davenport
Verified date: Aug 18, 2019
Observation date: Aug 08, 2019
Submitted by: pdxgene711
Region: Jefferson County, Oregon, United States
Verified by: Ken Davenport
Verified date: Aug 09, 2019
Observation date: Aug 04, 2019
Submitted by: Team Kweeper
Region: Plumas County, California, United States
Verified by: Ken Davenport
Verified date: Aug 06, 2019
Observation date: Jul 29, 2019
Submitted by: MAKI
Region: Amador County, California, United States
Verified by: Ken Davenport
Verified date: Aug 01, 2019
Observation date: Jul 24, 2019
Submitted by: pdxgene711
Region: Hood River County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 24, 2019
Observation date: Jul 11, 2019
Submitted by: pdxgene711
Region: Hood River County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 14, 2019
Observation date: Jul 04, 2019
Submitted by: Lisahug
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Jul 13, 2019
Observation date: Jul 01, 2019
Submitted by: Lisahug
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Jul 12, 2019
Observation date: Jul 04, 2019
Submitted by: Karen Richardson
Region: Plumas County, California, United States
Verified by: Ken Davenport
Verified date: Jul 12, 2019
Observation date: Jul 05, 2019
Submitted by: DeerPark
Region: Clallam County, Washington, United States
Verified by: davidwdroppers
Verified date: Jul 10, 2019
Observation date: Jun 28, 2019
Submitted by: bristolmpu
Region: Linn County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jun 29, 2019
Observation date: Jun 21, 2019
Submitted by: Scott Burgess
Region: Humboldt County, California, United States
Verified by: Ken Davenport
Verified date: Jun 23, 2019
Observation date: Jun 16, 2019
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 18, 2019
Observation date: Jun 10, 2019
Submitted by: hiker96
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 14, 2019
Observation date: May 31, 2019
Submitted by: Chris Carvalho
Region: Klickitat County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 06, 2019
Observation date: Jul 22, 2018
Submitted by: Scott Burgess
Region: Humboldt County, California, United States
Verified by: Ken Davenport
Verified date: May 28, 2019
Observation date: May 16, 2019
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 16, 2019
Observation date: Jul 05, 2014
Submitted by: MAKI
Region: Humboldt County, California, United States
Verified by: Ken Davenport
Verified date: Mar 31, 2019
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