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Species Speyeria edwardsii - Edwards' Fritillary - Hodges#4454

Fritillary - Speyeria edwardsii Edwards's Fritillary - Speyeria edwardsii which fritillary? - Speyeria edwardsii - female which fritillary? - Speyeria edwardsii - female Fritillary - Speyeria edwardsii Fritillary 4951 & 4954 - Speyeria edwardsii Fritillary 565A 0359 & 0360 - Speyeria edwardsii Speyeria edwardsii
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Papilionoidea (Butterflies and Skippers)
Family Nymphalidae (Brush-footed Butterflies)
Subfamily Heliconiinae (Heliconians and Fritillaries)
Tribe Argynnini (Fritillaries)
Genus Speyeria (Greater Fritillaries)
Species edwardsii (Edwards' Fritillary - Hodges#4454)
Hodges Number
4454
Size
63-86mm
Identification
Upperside of both wings tawny orange with black border and markings. Underside green or gray-green with narrow buff submarginal band and metallic silver markings.
Range
Short-grass prairie and western Rocky Mountains from southern Alberta east to the central Dakotas and western Nebraska, then south to northeastern New Mexico.
Habitat
Short-grass prairie, foothills, meadows, fields, road edges.
Season
One brood from late June to early September.
Food
Caterpillar: Violets including Viola nuttallii and V. adunca

Adult: Flower nectar
Life Cycle
Males patrol in open areas for females. Females lay eggs on litter near violets. First-stage unfed caterpillars hibernate; in the spring they eat host plant leaves.
Internet References
Butterflies & Skippers of NA - Images of pinned adult with bio info & distribution map
Butterflies & Moths of NA - Images of live adults with bio info & distribution map