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.
Comments: NULL
Verified Sightings
Displaying 1 - 24 of 479 verified sightings
Observation date: Aug 14, 2016
Submitted by: hdcooper
Region: British Columbia, Canada
Verified by: Norbert Kondla
Verified date: Apr 29, 2017
Observation date: Jul 14, 2016
Submitted by: reDfoX33
Region: Anchorage, Alaska, United States
Verified by: Norbert Kondla
Verified date: Apr 29, 2017
Observation date: Jul 28, 2016
Submitted by: janazak
Region: Yukon Territory, Canada
Verified by: davidwdroppers
Verified date: Apr 05, 2017
Observation date: Jul 27, 2016
Submitted by: randimal
Region: Pierce County, Washington, United States
Verified by: davidwdroppers
Verified date: Jan 26, 2017
Observation date: Aug 06, 2016
Submitted by: J_Martineau
Region: Sheridan County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jan 25, 2017
Observation date: Aug 20, 2016
Submitted by: IndyLindy
Region: Park County, Wyoming, United States
Verified by: CA Ivy
Verified date: Jan 08, 2017
Observation date: Jun 30, 2015
Submitted by: LibbyMegna
Region: Big Horn County, Wyoming, United States
Verified by: J_Martineau
Verified date: Nov 21, 2016
Observation date: Aug 07, 2015
Submitted by: plex1ppus
Region: Idaho County, Idaho, United States
Verified by: stevekohler
Verified date: Sep 20, 2016
Observation date: Jul 28, 2015
Submitted by: plex1ppus
Region: Bonner County, Idaho, United States
Verified by: stevekohler
Verified date: Sep 20, 2016
Observation date: Aug 21, 2016
Submitted by: duff
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 12, 2016
Observation date: Aug 29, 2016
Submitted by: hiker96
Region: Pierce County, Washington, United States
Verified by: davidwdroppers
Verified date: Sep 01, 2016
Observation date: Jul 23, 2013
Submitted by: N Weasel
Region: Madera County, California, United States
Verified by: Ken Davenport
Verified date: Aug 12, 2016
Observation date: Jul 13, 2014
Submitted by: PDunwiddie
Region: Chelan County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 02, 2016
Observation date: Jul 13, 2014
Submitted by: PDunwiddie
Region: Chelan County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 02, 2016
Observation date: Aug 01, 2015
Submitted by: bobscafe
Region: British Columbia, Canada
Verified by: Norbert Kondla
Verified date: Apr 25, 2016
Observation date: Jul 31, 2015
Submitted by: bobscafe
Region: British Columbia, Canada
Verified by: Norbert Kondla
Verified date: Apr 25, 2016
Observation date: Jul 31, 2015
Submitted by: bobscafe
Region: British Columbia, Canada
Verified by: Norbert Kondla
Verified date: Feb 11, 2016
Observation date: Jul 10, 2015
Submitted by: ncrosbyrd
Region: Gunnison County, Colorado, United States
Verified by: mikefisher
Verified date: Jan 18, 2016
Observation date: Aug 25, 2015
Submitted by: J_Martineau
Region: Sublette County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jan 08, 2016
Observation date: Jun 22, 2015
Submitted by: J_Martineau
Region: Teton County, Wyoming, United States
Verified by: J_Martineau
Verified date: Dec 10, 2015
Observation date: Jul 11, 2015
Submitted by: ncrosbyrd
Region: Gunnison County, Colorado, United States
Verified by: mikefisher
Verified date: Nov 22, 2015
Observation date: Aug 09, 2015
Submitted by: kellysekhon
Region: British Columbia, Canada
Verified by: Norbert Kondla
Verified date: Oct 19, 2015
Observation date: Aug 07, 2015
Submitted by: kellysekhon
Region: British Columbia, Canada
Verified by: Norbert Kondla
Verified date: Oct 19, 2015
Observation date: Aug 17, 2015
Submitted by: PDunwiddie
Region: Okanogan County, Washington, United States
Verified by: davidwdroppers
Verified date: Sep 24, 2015
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