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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 433 - 456 of 635 verified sightings
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Region: Garfield County, Montana, United States
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Verified date: Dec 31, 2004
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Region: Harding County, South Dakota, United States
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Verified date: Dec 31, 2004
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Region: Teton County, Wyoming, United States
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Verified date: Dec 31, 2004
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Region: Tuolumne County, California, United States
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Verified date: Dec 31, 2004
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Region: Blaine County, Idaho, United States
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Verified date: Dec 31, 2004
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Region: Morrill County, Nebraska, United States
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Verified date: Dec 31, 2004
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Region: Rich County, Utah, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Alpine County, California, United States
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Verified date: Dec 31, 2004
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Region: Moffat County, Colorado, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Caribou County, Idaho, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Lyon County, Nevada, United States
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Verified date: Dec 31, 2004
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Region: Wasatch County, Utah, United States
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Verified date: Dec 31, 2004
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Region: Nye County, Nevada, United States
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Verified date: Dec 31, 2004
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Region: Sanpete County, Utah, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Los Angeles County, California, United States
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Verified date: Dec 31, 2004
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Region: Huerfano County, Colorado, United States
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Verified date: Dec 31, 2004
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Region: Powder River County, Montana, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Douglas County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Kane County, Utah, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Orange County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Lake County, Colorado, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Meagher County, Montana, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Klamath County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Converse County, Wyoming, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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