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 193 - 216 of 634 verified sightings
Observation date: Aug 25, 2016
Submitted by: Bdog
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Sep 05, 2016
Observation date: Aug 13, 2016
Submitted by: Selwyn Quan
Region: Santa Cruz County, California, United States
Verified by: Ken Davenport
Verified date: Aug 14, 2016
Observation date: Jul 04, 2016
Submitted by: MAKI
Region: Plumas County, California, United States
Verified by: Ken Davenport
Verified date: Jul 17, 2016
Observation date: Jul 07, 2016
Submitted by: Bdog
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jul 09, 2016
Observation date: Jul 07, 2016
Submitted by: Bdog
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jul 09, 2016
Observation date: Aug 11, 2012
Submitted by: COA1955
Region: Clear Creek County, Colorado, United States
Verified by: mikefisher
Verified date: May 22, 2016
Observation date: Aug 09, 2015
Submitted by: J_Martineau
Region: Johnson County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jan 06, 2016
Observation date: May 15, 2015
Submitted by: Sue Orlowski
Region: Yakima County, Washington, United States
Verified by: davidwdroppers
Verified date: Sep 24, 2015
Observation date: Sep 11, 2015
Submitted by: Chris Carvalho
Region: Harney County, Oregon, United States
Verified by: Ken Davenport
Verified date: Sep 20, 2015
Observation date: Aug 26, 2015
Submitted by: Nancy Asquith
Region: Santa Clara County, California, United States
Verified by: Ken Davenport
Verified date: Aug 27, 2015
Observation date: Jun 27, 2015
Submitted by: sfbaywildlife
Region: Santa Clara County, California, United States
Verified by: Ken Davenport
Verified date: Jul 01, 2015
Observation date: May 15, 2015
Submitted by: Sue Orlowski
Region: Yakima County, Washington, United States
Verified by: davidwdroppers
Verified date: May 19, 2015
Observation date: Jun 30, 2014
Submitted by: Josiah Gilbert
Region: Monterey County, California, United States
Verified by: Ken Davenport
Verified date: Jan 02, 2015
Observation date: Jun 29, 2013
Submitted by: Finatic02
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Dec 18, 2014
Observation date: Aug 09, 2014
Submitted by: J_Martineau
Region: Crook County, Wyoming, United States
Verified by: J_Martineau
Verified date: Dec 09, 2014
Observation date: Jul 15, 2014
Submitted by: J_Martineau
Region: Albany County, Wyoming, United States
Verified by: J_Martineau
Verified date: Dec 04, 2014
Observation date: Jul 08, 2014
Submitted by: J_Martineau
Region: Sheridan County, Wyoming, United States
Verified by: J_Martineau
Verified date: Dec 02, 2014
Observation date: Aug 18, 2014
Submitted by: bwilliams
Region: Missoula County, Montana, United States
Verified by: J_Martineau
Verified date: Sep 02, 2014
Observation date: Jul 05, 2014
Submitted by: padawonsb
Region: Lassen County, California, United States
Verified by: Ken Davenport
Verified date: Aug 18, 2014
Observation date: Jul 14, 2014
Submitted by: JDreimiller
Region: Pierce County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 10, 2014
Observation date: Jun 07, 2014
Submitted by: randimal
Region: Kittitas County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 05, 2014
Observation date: Jun 15, 2014
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jun 22, 2014
Observation date: Jul 18, 2010
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jan 28, 2014
Observation date: Jun 16, 2013
Submitted by: J_Martineau
Region: Big Horn County, Wyoming, United States
Verified by: J_Martineau
Verified date: Dec 13, 2013
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