Argynnis mormonia (Boisduval, 1869)
Status: Very rare resident
NENHP Ranking: S1, Tier 2
Range: The Mormon Fritillary is a resident in western North America from southern Alaska south into portions of Arizona and New Mexico. In Nebraska it has been found in the northern Panhandle.
Larval Hostplant(s): Violets (Viola sp.)
Broods/Flight Times: There is one flight reported from 16 June to 16 August in Nebraska.
Overwintering: As unfed larvae.
Habitat: Forest openings and prairie meadows.
Avg. Wingspan: 1 1/2 – 2 3/8 inches
Found at: Gilbert-Baker SWMA
Similar Species: Coronis Fritillary
Notes: Merritt Cary reported “frequent examples” of this species in July of 1901, but in the 100+ years following it has been recorded only four times, always as single specimens, the most recent being in 1985 by Steve Spomer in Sowbelly Canyon.