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
Coronis Fritillary - Speyeria coronis, Great Basin National Park, Baker, Nevada.jpg
Scientific classification edit
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Nymphalidae
Genus: Speyeria
S. coronis
Binomial name
Speyeria coronis
(Behr, 1864)[1]
  • 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 speciesEdit


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)


  1. ^ a b c Coronis Fritillary, Butterflies of Canada
  2. ^ a b 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. ^ a b "Speyeria Scudder, 1872" at Markku Savela's Lepidoptera and Some Other Life Forms