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]

The larvae 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)