Species Page: Mormon Fritillary (Argynnis mormonia)

Mormon Fritillary

Argynnis mormonia (Boisduval, 1869)

Family: Nymphalidae

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.

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