Attributes of Speyeria idalia
Regal Fritillary
Speyeria idalia (Drury, 1773)
Family: Nymphalidae
Subfamily: Heliconiinae
Identification: Large. Upperside of forewing bright red-orange with black markings. Upperside of hindwing black with postmedian row of white spots; submarginal row of spots is orange in male and white in female.
Wing Span: 2 5/8 - 4 1/8 inches (6.7 - 10.5 cm).
Life History: Males patrol for females with a low, steady flight. Females walk through vegetation to lay single eggs on various plants, even if the host violets are not present. Most eggs are laid in August. The caterpillars hatch and overwinter unfed; in spring they eat leaves of host plants.
Flight: One brood from mid-June to mid-August.
Caterpillar Hosts: Violets including bird\'s foot violet (Viola pedata).
Adult Food: Nectar from flowers of milkweeds, thistles, red clover, and mountain mint.
Habitat: Tall-grass prairie and other open sites including damp meadows, marshes, wet fields, and mountain pastures.
Range: Tall-grass prairie remnants in Montana and North Dakota south to Colorado, Nebraska, and Oklahoma; rare or absent from former range east of the Appalachians.
Conservation: Rapidly vanishing or declining in much of its range. A species of concern for the United States Fish and Wildlife Service. All populations should be conserved.
NCGR: G3 - Very rare or local throughout its range or found locally in a restricted range (21 to 100 occurrences). (Threatened throughout its range).
Management Needs: Monitor populations and manage populations on public lands and preserves.
Taxonomy Notes:
Images of Speyeria idalia
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The map below displays all verified sighting records in the BAMONA database for this species. Each record is indicated with a yellow dot. The orange dots on the map provide access to information about the 400 most recently verified sightings of this species. In some instances, there are several records at the same location. Use the table view to access these records.
Instructions: Click on the map and move your mouse to pan.
Zoom by using the plus [+] and minus [-] on the left side of the map.
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The fifty most recently verified sightings are below. See more recently verified sightings of all species.
| Observation Date | Submitter | Region |
Verified Date |
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|---|---|---|---|---|---|
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July 27, 2012 | Brett Budach | Johnson County, Kansas, United States | April 05, 2013 | Details |
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July 01, 2012 | J_Martineau | Jackson County, South Dakota, United States | February 09, 2013 | Details |
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July 26, 2008 | tjantscher | Mills County, Iowa, United States | February 03, 2013 | Details |
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August 23, 2008 | Prairie Wetlands Learning Center | Otter Tail County, Minnesota, United States | July 14, 2012 | Details |
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June 08, 2011 | MrLiZarD | Sedgwick County, Kansas, United States | July 12, 2011 | Details |
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June 09, 2011 | dswelfelt | McPherson County, Kansas, United States | July 12, 2011 | Details |
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July 11, 2011 | owenmcm | Goodhue County, Minnesota, United States | July 12, 2011 | Details |
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June 25, 2011 | JAHAR | St Clair County, Missouri, United States | July 11, 2011 | Details |
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June 05, 2011 | Steve Craig | Barton County, Missouri, United States | July 03, 2011 | Details |
| January 01, 1959 | legacy.reporter (Austin) | Hartford County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1904 | legacy.reporter (Britton) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1925 | legacy.reporter (Britton) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1904 | legacy.reporter (Britton) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1906 | legacy.reporter (Britton) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1869 | legacy.reporter (Dwinelle) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1935 | legacy.reporter (Gertsch) | Fairfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1939 | legacy.reporter (Godwin) | Hartford County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1960 | legacy.reporter (Hessel) | Fairfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1961 | legacy.reporter (Hessel) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1959 | legacy.reporter (Hessel) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1960 | legacy.reporter (Hessel) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1961 | legacy.reporter (Hessel) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1941 | legacy.reporter (Johnson) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1951 | legacy.reporter (Lusas) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1959 | legacy.reporter (Muller) | Fairfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1962 | legacy.reporter (Muller) | Fairfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1932 | legacy.reporter (Muller) | Fairfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1958 | legacy.reporter (Muller) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1962 | legacy.reporter (Muller) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1958 | legacy.reporter (Muller) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1960 | legacy.reporter (Muller) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1962 | legacy.reporter (Muller) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1963 | legacy.reporter (Muller) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1971 | legacy.reporter (Muller) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1957 | legacy.reporter (Muller) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1958 | legacy.reporter (Muller) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1962 | legacy.reporter (Muller) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1951 | legacy.reporter (Remington) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1940 | legacy.reporter (Sanford) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1869 | legacy.reporter (Shepard) | Hartford County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1899 | legacy.reporter (Sturgis) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1904 | legacy.reporter (Viereck) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1904 | legacy.reporter (Viereck) | New Haven County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1959 | legacy.reporter (Wilhelm) | Tolland County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1943 | legacy.reporter (Zebold) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1942 | legacy.reporter (unknown) | Fairfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1936 | legacy.reporter (unknown) | Fairfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1932 | legacy.reporter (unknown) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1951 | legacy.reporter (unknown) | Litchfield County, Connecticut, United States | May 01, 2011 | Details | |
| January 01, 1943 | legacy.reporter (unknown) | New Haven County, Connecticut, United States | May 01, 2011 | Details |
