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.
Comments: NULL
Verified Sightings
Displaying 1 - 24 of 471 verified sightings
Observation date: Jul 21, 2018
Submitted by: A_baldini
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: Oct 11, 2018
Observation date: Sep 04, 2018
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Sep 08, 2018
Observation date: Jul 28, 2018
Submitted by: hiker96
Region: Pierce County, Washington, United States
Verified by: davidwdroppers
Verified date: Sep 06, 2018
Observation date: Aug 11, 2018
Submitted by: Robert Gorman
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Aug 13, 2018
Observation date: Jun 21, 2018
Submitted by: Lycaena
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: Aug 12, 2018
Observation date: Jun 10, 2018
Submitted by: Bixia
Region: Santa Clara County, California, United States
Verified by: Ken Davenport
Verified date: Aug 05, 2018
Observation date: Jul 28, 2018
Submitted by: Lisahug
Region: Elko County, Nevada, United States
Verified by: Ken Davenport
Verified date: Aug 04, 2018
Observation date: Jul 21, 2018
Submitted by: Kerry Turley
Region: Yakima County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 02, 2018
Observation date: Jul 13, 2018
Submitted by: splatzone
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jul 17, 2018
Observation date: Jun 27, 2016
Submitted by: ncrosbyrd
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Jul 15, 2018
Observation date: Jun 09, 2018
Submitted by: Eric Wood
Region: Mesa County, Colorado, United States
Verified by: mikefisher
Verified date: Jul 06, 2018
Observation date: Jun 01, 2018
Submitted by: Hadas Libraider
Region: Douglas County, Colorado, United States
Verified by: mikefisher
Verified date: Jun 30, 2018
Observation date: Jun 27, 2018
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Jun 29, 2018
Observation date: Jun 12, 2018
Submitted by: PKD
Region: Alameda County, California, United States
Verified by: Ken Davenport
Verified date: Jun 25, 2018
Observation date: Jun 06, 2018
Submitted by: Selwyn Quan
Region: Santa Clara County, California, United States
Verified by: Ken Davenport
Verified date: Jun 25, 2018
Observation date: Jun 03, 2018
Submitted by: Selwyn Quan
Region: Santa Cruz County, California, United States
Verified by: Ken Davenport
Verified date: Jun 25, 2018
Observation date: Jun 03, 2018
Submitted by: Robert Gorman
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Jun 05, 2018
Observation date: May 23, 2018
Submitted by: hiker96
Region: Yakima County, Washington, United States
Verified by: davidwdroppers
Verified date: May 25, 2018
Observation date: Jun 27, 2016
Submitted by: ncrosbyrd
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Mar 27, 2018
Observation date: Aug 12, 2017
Submitted by: A_baldini
Region: Larimer County, Colorado, United States
Verified by: A_baldini
Verified date: Jan 08, 2018
Observation date: Jul 14, 2013
Submitted by: duff
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: Dec 29, 2017
Observation date: Jun 20, 2017
Submitted by: ColoradEO
Region: Boulder County, Colorado, United States
Verified by: mikefisher
Verified date: Oct 28, 2017
Observation date: Aug 10, 2017
Submitted by: Paul Prappas
Region: Kittitas County, Washington, United States
Verified by: davidwdroppers
Verified date: Sep 30, 2017
Observation date: Aug 25, 2017
Submitted by: datilson
Region: Lake County, Oregon, United States
Verified by: Ken Davenport
Verified date: Sep 15, 2017
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