Attributes of Euchloe olympia
Olympia Marble
Euchloe olympia (W.H. Edwards, 1871)
Family: Pieridae
Subfamily: Pierinae
Identification: Underside of hindwing with sparse marbling leaving much white space; pink tinge at upper margin in living butterlfies.
Wing Span: 1 3/8 - 2 inches (3.5 - 5.1 cm).
Life History: Males patrol on hilltops for females. Females lay single egg on flower bud of host plant; caterpillars eat flowers and fruits. Chrysalids hibernate.
Flight: One flight from April-July, early in Texas, later in the north.
Caterpillar Hosts: Various rock cresses (Arabis species) in the mustard family (Brassicaceae).
Adult Food: Flowers of rock cresses, chickweed, phlox, and houstonia.
Habitat: Various open areas including prairies, foothills, lakeshore dunes, shale barrens, meadows, open woodlands.
Range: Southern Canada, central Montana and Colorado, south to central Texas, east through Great Lake states. Isolated populations in Appalachians from Pennsylvania to Tennessee.
Conservation: Protect habitat of isolated populations.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: Conserve habitats with host plants and nectar sources.
Taxonomy Notes:
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.
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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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May 08, 2013 | Dave Kinney | Wexford County, Michigan, United States | May 21, 2013 | Details |
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April 28, 2006 | cheins | Washburn County, Wisconsin, United States | July 28, 2012 | Details |
| May 10, 2012 | Dave Kinney | Wexford County, Michigan, United States | May 15, 2012 | Details | |
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March 18, 2012 | Melinda Fawver | Jefferson County, Tennessee, United States | March 29, 2012 | Details |
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March 24, 2012 | Doug Taron | Mason County, Illinois, United States | March 25, 2012 | Details |
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April 23, 2010 | Jim Brighton | Allegany County, Maryland, United States | January 16, 2012 | Details |
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May 11, 2011 | Doug Taron | Lake County, Illinois, United States | November 14, 2011 | Details |
| June 08, 1995 | Ranger Steve Mueller (Steven J. Mueller) | Schoolcraft County, Michigan, United States | May 01, 2011 | Details | |
| May 24, 1996 | legacy.reporter (McWhirter, Doug) | Mecosta County, Michigan, United States | May 01, 2011 | Details | |
| May 27, 1996 | Ranger Steve Mueller (Steven J. Mueller) | Kent County, Michigan, United States | May 01, 2011 | Details | |
| May 29, 1996 | legacy.reporter (Schipper, Russ) | Allegan County, Michigan, United States | May 01, 2011 | Details | |
| May 23, 1997 | legacy.reporter (McWhirter, Doug) | Mecosta County, Michigan, United States | May 01, 2011 | Details | |
| May 07, 1998 | Ranger Steve Mueller (Steven J. Mueller) | Missaukee County, Michigan, United States | May 01, 2011 | Details | |
| May 08, 1998 | Ranger Steve Mueller (Steven J. Mueller) | Kalkaska County, Michigan, United States | May 01, 2011 | Details | |
| May 09, 1998 | Ranger Steve Mueller (Steven J. Mueller) | Kent County, Michigan, United States | May 01, 2011 | Details | |
| May 11, 1998 | legacy.reporter (Schipper, Russ) | Kalamazoo County, Michigan, United States | May 01, 2011 | Details | |
| May 18, 1999 | legacy.reporter (Reinoehl, Jack) | Allegan County, Michigan, United States | May 01, 2011 | Details | |
| May 27, 1999 | legacy.reporter (Moran, Michael, Steve Mueller) | Muskegon County, Michigan, United States | May 01, 2011 | Details | |
| May 28, 1999 | Ranger Steve Mueller (Steven J. Mueller) | Clare County, Michigan, United States | May 01, 2011 | Details | |
| May 06, 2000 | legacy.reporter (Ross, Stephen) | Mecosta County, Michigan, United States | May 01, 2011 | Details | |
| May 26, 2000 | legacy.reporter (Lyons, Rodger H.) | Missaukee County, Michigan, United States | May 01, 2011 | Details | |
| May 15, 2001 | legacy.reporter | Swain County, North Carolina, United States | May 01, 2011 | Details | |
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April 13, 2011 | Moth-er Jean | Greene County, Tennessee, United States | April 15, 2011 | Details |
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April 14, 2011 | Moth-er Jean | Cocke County, Tennessee, United States | April 15, 2011 | Details |
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April 10, 2010 | aahewetson | Hale County, Texas, United States | February 15, 2011 | Details |
| May 22, 2010 | legacy.reporter (Jan Chu and Christian Nunes) | Boulder County, Colorado, United States | August 02, 2010 | Details | |
| April 19, 2010 | legacy.reporter (Jean Obrist) | Cocke County, Tennessee, United States | June 28, 2010 | Details | |
| April 24, 2009 | legacy.reporter (Jeffrey Glassberg) | Sevier County, Tennessee, United States | August 21, 2009 | Details | |
| March 22, 2009 | aahewetson (Anthony Hewetson) | Texas, Lynn County, United States | May 04, 2009 | Details | |
| March 29, 2009 | aahewetson (Anthony Hewetson) | Garza County, Texas, United States | May 04, 2009 | Details | |
| March 29, 2009 | aahewetson (Anthony Hewetson) | Texas, Kent County, United States | May 04, 2009 | Details | |
| April 21, 2005 | legacy.reporter (Nelson, John M. & Fisher, John) | Noble County, Oklahoma, United States | April 03, 2009 | Details | |
| April 03, 1982 | legacy.reporter (Magrath, L.) | Pushmataha County, Oklahoma, United States | April 03, 2009 | Details | |
| April 27, 2002 | legacy.reporter (Stanford, Ray E.) | Roger Mills County, Oklahoma, United States | April 03, 2009 | Details | |
| April 27, 2002 | legacy.reporter (Stanford, Ray E.) | Washita County, Oklahoma, United States | April 03, 2009 | Details | |
| April 27, 2002 | legacy.reporter (Stanford, Ray E.) | Beckham County, Oklahoma, United States | April 03, 2009 | Details | |
| April 27, 2002 | legacy.reporter (Stanford, Ray E.) | Custer County, Oklahoma, United States | April 03, 2009 | Details | |
| April 27, 2002 | legacy.reporter (Stanford, Ray E.) | Dewey County, Oklahoma, United States | April 03, 2009 | Details | |
| April 28, 2002 | legacy.reporter (Stanford, Ray E.) | Harper County, Oklahoma, United States | April 03, 2009 | Details | |
| March 09, 2000 | legacy.reporter (Rick R. Schaefer) | Logan County, Arkansas, United States | October 20, 2008 | Details | |
| April 18, 1999 | legacy.reporter (D. Rudolf & C. Ely) | Perry County, Arkansas, United States | October 20, 2008 | Details | |
| April 08, 2000 | legacy.reporter (J. Howard Williamson) | Sebastian County, Arkansas, United States | October 20, 2008 | Details | |
| April 06, 2000 | legacy.reporter (Rick R. Schaefer) | Yell County, Arkansas, United States | October 20, 2008 | Details | |
| May 29, 1985 | Tom Middagh (Tom Middagh) | Nobles County, Minnesota, United States | March 11, 2008 | Details | |
| April 29, 1977 | Tom Middagh (Tom Middagh) | Nobles County, Minnesota, United States | March 11, 2008 | Details | |
| May 26, 1997 | Tom Middagh (Tom Middagh) | Nobles County, Minnesota, United States | March 11, 2008 | Details | |
| May 21, 2003 | stevekohler (Steve Kohler) | Broadwater County, Montana, United States | January 29, 2008 | Details | |
| May 27, 2003 | stevekohler (Steve Kohler) | Jefferson County, Montana, United States | January 29, 2008 | Details | |
| May 28, 2005 | legacy.reporter (Byron Weber) | Liberty County, Montana, United States | January 29, 2008 | Details | |
| May 01, 2003 | stevekohler (Steve Kohler) | Madison County, Montana, United States | January 29, 2008 | Details |






