Mormon Fritillary
Speyeria mormonia (Boisduval, 1869)
Family: Nymphalidae
Subfamily: Heliconiinae
Identification: Small, with large rounded antennal clubs. Upperside tawny to orange-brown; male with no black scales on veins. Underside of hindwing orange-brown; base sometimes slightly darker or greenish. Spots are usually silvered.
Wing Span: 1 1/2 - 2 3/8 inches (3.8 - 6.1 cm).
Life History: Males patrol near the ground in open areas for females. Eggs are laid singly on leaf litter near host plants. Caterpillars hatch but do not feed, hibernating until spring when they eat the host leaves.
Flight: One flight from June-September.
Caterpillar Hosts: Violets including Viola adunca, V. nuttallii, V. nephrophylla, and V. palustris.
Adult Food: Nectar from a variety of flowers including goldenrod.
Habitat: Mountain meadows and fell-fields, moist prairie valleys, subarctic forest openings.
Range: Western mountains from southern Alaska south and east to Manitoba and the Dakotas; south to central California, eastern Nevada, southeastern Arizona, and northern New Mexico.
Conservation: Not usually of concern.
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 145 - 168 of 699 verified sightings
Observation date: Jul 10, 2020
Submitted by: Harry Forbes
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 27, 2020
Observation date: Jul 22, 2020
Submitted by: dsperanza
Region: Montana, United States
Verified by: J_Martineau
Verified date: Jul 27, 2020
Observation date: Jul 10, 2020
Submitted by: topper72
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 12, 2020
Observation date: Aug 01, 2019
Submitted by: lottiwe
Region: Glacier County, Montana, United States
Verified by: J_Martineau
Verified date: May 06, 2020
Observation date: Jul 12, 2019
Submitted by: stevecary
Region: Colorado, United States
Verified by: mikefisher
Verified date: Apr 11, 2020
Observation date: Aug 26, 2019
Submitted by: Joey Bom
Region: Grand County, Colorado, United States
Verified by: mikefisher
Verified date: Apr 11, 2020
Observation date: Aug 26, 2019
Submitted by: Joey Bom
Region: Grand County, Colorado, United States
Verified by: mikefisher
Verified date: Apr 11, 2020
Observation date: Jul 28, 2019
Submitted by: A_baldini
Region: Larimer County, Colorado, United States
Verified by: A_baldini
Verified date: Feb 22, 2020
Observation date: Aug 26, 2019
Submitted by: tirvine2020
Region: Teton County, Wyoming, United States
Verified by: J_Martineau
Verified date: Feb 11, 2020
Observation date: Jul 20, 2012
Submitted by: Jonathan Batkin
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 19, 2020
Observation date: Jul 01, 2012
Submitted by: Jonathan Batkin
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 19, 2020
Observation date: Aug 17, 2019
Submitted by: Bob Patton
Region: Sublette County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jan 13, 2020
Observation date: Aug 01, 2019
Submitted by: ncrosbyrd
Region: Gunnison County, Colorado, United States
Verified by: mikefisher
Verified date: Dec 31, 2019
Observation date: Aug 01, 2019
Submitted by: ncrosbyrd
Region: Gunnison County, Colorado, United States
Verified by: mikefisher
Verified date: Dec 31, 2019
Observation date: Jul 31, 2019
Submitted by: ncrosbyrd
Region: Gunnison County, Colorado, United States
Verified by: mikefisher
Verified date: Dec 23, 2019
Observation date: Jul 31, 2019
Submitted by: ncrosbyrd
Region: Gunnison County, Colorado, United States
Verified by: mikefisher
Verified date: Dec 23, 2019
Observation date: Aug 25, 2019
Submitted by: tirvine2020
Region: Teton County, Wyoming, United States
Verified by: Ken Davenport
Verified date: Dec 05, 2019
Observation date: Aug 03, 2019
Submitted by: mmb0811
Region: Bannock County, Idaho, United States
Verified by: stevekohler
Verified date: Nov 08, 2019
Observation date: Aug 19, 2019
Submitted by: Pheasantboy77
Region: Montana, United States
Verified by: stevekohler
Verified date: Nov 08, 2019
Observation date: Aug 31, 2019
Submitted by: dcookie
Region: Fremont County, Idaho, United States
Verified by: stevekohler
Verified date: Nov 05, 2019
Observation date: Aug 20, 2015
Submitted by: James Hutchison
Region: Colorado, United States
Verified by: mikefisher
Verified date: Oct 05, 2019
Observation date: Aug 29, 2014
Submitted by: pnesterenko
Region: Hinsdale County, Colorado, United States
Verified by: mikefisher
Verified date: Oct 05, 2019
Observation date: Aug 31, 2019
Submitted by: Mapper
Region: Grand County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 22, 2019
Observation date: Aug 31, 2019
Submitted by: Mapper
Region: Grand County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 22, 2019
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