Speyeria hesperis

Northwestern fritillary
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 45–58 millimetres (1.8–2.3 in), 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 2 Northwestern Fritillary, Butterflies of Canada
  2. Northwestern Fritillary, Butterflies and moths of North America


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