Speyeria hesperis

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Northwestern Fritillary
Conservation status
Not evaluated (IUCN 3.1)
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Nymphalidae
Tribe: Heliconiini
Genus: Speyeria
Species: S. hesperis
Binomial name
Speyeria hesperis
(W.H. Edwards, 1864)

The Northwestern Fritillary (Speyeria hesperis) is a butterfly of the Nymphalidae family. It is found in the Northwestern United States and Western Canada, as far east as Manitoba and the Dakotas.[1][2]

With a wingspan of between 45 to 58 mm, this fritillary is relatively small. It has bright orange uppersides (yellow in females) and thinner black markings than most fritillaries.[1]

Similar Species

References

  1. 1.0 1.1 Northwestern Fritillary, Butterflies of Canada
  2. Northwestern Fritillary, Butterflies and moths of North America


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