Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Interested in a 2022 BugGuide gathering in New Mexico?

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Previous events


TaxonomyBrowse
Info
ImagesLinksBooksData

Species Speyeria edwardsii - Edwards' Fritillary - Hodges#4454

Fritillary On Blanketflower - Speyeria edwardsii - male Fritillary - Speyeria edwardsii Another Fritillary - Speyeria edwardsii Speyeria edwardsii Fritillary 565A 0359 & 0360 - Speyeria edwardsii Speyeria edwardsii 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