Speyeria coronis

Speyeria coronis, the Coronis fritillary, is a butterfly of the family Nymphalidae of North America. It is common from Baja California to Washington and east to Colorado and western South Dakota and once reported in Alberta.[1][2]

Coronis fritillary
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Nymphalidae
Genus: Speyeria
Species:
S. coronis
Binomial name
Speyeria coronis
(Behr, 1864)[1]
Synonyms
  • Argynnis coronis Behr, 1864
  • Argynnis californica Skinner, 1917

This butterfly is mostly orange and yellow with distinct dark-brown bars on the topside. The wing margins are dark with lighter circles then dark crescents. Silvery spots predominate on the yellowish underside.[1][3]

Wingspan ranges from 60–86 mm (2.4–3.4 in).[2]

Larva feed on Viola species.[4]

Similar species
  • Zerene fritillary – Speyeria zerene
  • Edwards' fritillary – Speyeria edwardsii

Subspecies

Listed alphabetically:[4]

  • S. c. halcyone (Edwards, 1869)
  • S. c. hennei (Gunder, 1934)
  • S. c. semiramis (Edwards, 1886)
  • S. c. simaetha dos Passos & Grey, 1945
  • S. c. snyderi (Skinner, 1897)
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References
  1. Coronis Fritillary, Butterflies of Canada
  2. Coronis Fritillary, Butterflies and moths of North America
  3. Jim P. Brock and K. Kaufman. Kaufman Field Guide to Butterflies of North America, New York, NY:Houghton Mifflin, 2003.
  4. "Speyeria Scudder, 1872" at Markku Savela's Lepidoptera and Some Other Life Forms


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