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Coronis Fritillary
Speyeria coronis (Behr, 1864)
Family: Nymphalidae
Subfamily: Heliconiinae
Identification: Upperside tawny to orange-brown with black markings. Underside of hindwing with inwardly rounded silver spots in marginal row; other silver spots are elongated.
Wing Span: 2 - 3 3/8 inches (5 - 8.6 cm).
Life History: Males patrol open areas to find females. Females may delay egg-laying until late summer. Eggs are laid singly on litter near violets. First-stage caterpillars overwinter unfed; in the spring they feed on violet leaves.
Flight: One flight from mid-June to September.
Caterpillar Hosts: Violets including Viola nuttallii, V. purpurea, V. douglasii, and V. beckwithii.
Adult Food: Flower nectar.
Habitat: Mountain slopes, foothills, prairie valleys, chaparral, sagebrush, forest openings.
Range: Southern Washington east through the Great Basin to central South Dakota, Wyoming, Nebraska, and Colorado; south through Nevada and California to northwest Baja California Norte.
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 reported.
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Verified Sightings
Displaying 385 - 408 of 635 verified sightings
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Region: Pennington County, South Dakota, United States
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Verified date: Dec 31, 2004
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Region: Weston County, Wyoming, United States
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Region: Yuba County, California, United States
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Verified date: Dec 31, 2004
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Region: Fremont County, Idaho, United States
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Verified date: Dec 31, 2004
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Region: Humboldt County, Nevada, United States
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Verified date: Dec 31, 2004
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Region: Davis County, Utah, United States
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Verified date: Dec 31, 2004
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Region: Butte County, California, United States
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Verified date: Dec 31, 2004
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Region: Larimer County, Colorado, United States
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Verified date: Dec 31, 2004
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Region: Beaverhead County, Montana, United States
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Verified date: Dec 31, 2004
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Region: Eureka County, Nevada, United States
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Verified date: Dec 31, 2004
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Region: Juab County, Utah, United States
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Region: Lassen County, California, United States
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Verified date: Dec 31, 2004
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Region: Pueblo County, Colorado, United States
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Verified date: Dec 31, 2004
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Region: Custer County, Montana, United States
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Verified date: Dec 31, 2004
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Region: Deschutes County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Garfield County, Utah, United States
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Verified date: Dec 31, 2004
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Region: Nevada County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Chaffee County, Colorado, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Chouteau County, Montana, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Josephine County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Carbon County, Wyoming, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Grant County, Washington, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: San Francisco County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Submitted by: legacy.reporter
Region: Adams County, Colorado, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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