Attributes of Phyciodes tharos

Pearl Crescent
Phyciodes tharos (Drury, 1773)

Family: Nymphalidae
Subfamily: Nymphalinae
Identification: Quite variable. Males usually have black antennal knobs. Upperside is orange with black borders; postmedian and submarginal areas are crossed by fine black marks. Underside of hindwing has a dark marginal patch containing a light-colored crescent. Spring and fall broods (form marcia) have a gray mottled hindwing below.
Wing Span: 1 1/4 - 1 3/4 inches (3.2 - 4.5 cm).
Life History: Males patrol open areas for females. Eggs are laid in small batches on underside of host plant leaves. Caterpillars eat leaves and are gregarious when young. Hibernation is by third-stage caterpillars.
Flight: Several broods; from April-November in the north, throughout the year in the Deep South and Mexico.
Caterpillar Hosts: Several species of smooth-leaved true asters including Aster pilosus, A. texanus, and A. laevis.
Adult Food: Nectar from a great variety of flowers including dogbane, swamp milkweed, shepherd's needle, asters, and winter cress.
Habitat: Open areas such as pastures, road edges, vacant lots, fields, open pine woods.
Range: Southeastern Alberta south through Montana, Wyoming, Colorado, New Mexico, Arizona, and southeastern California to Mexico; east to southern Ontario and all the eastern United States.
Conservation: Not usually required.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Taxonomy Notes:

Images of Phyciodes tharos

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Phyciodes tharos - IMG_6538-Spicer.jpg

Phyciodes tharos - IMG_6538-Spicer.jpg
Phyciodes tharos - phyciodes_tharos_f_scm_mres.jpg

Phyciodes tharos - phyciodes_tharos_f_scm_mres.jpg
Phyciodes tharos - JenniferWisePearlCrescent-2.jpg

Phyciodes tharos - JenniferWisePearlCrescent-2.jpg
Phyciodes tharos - Phyciodes_tharosKsGrantJuly17-05CarolAdams-crop.jpg

Phyciodes tharos - Phyciodes_tharosKsGrantJuly17-05CarolAdams-crop.jpg
Phyciodes tharos - Phyciodes_tharosLorna-2.jpg

Phyciodes tharos - Phyciodes_tharosLorna-2.jpg
Phyciodes tharos - PearlCrescent2_small.jpg

Phyciodes tharos - PearlCrescent2_small.jpg
Phyciodes tharos - Phyciodes_tharos.jpg

Phyciodes tharos - Phyciodes_tharos.jpg
Phyciodes tharos - Phyciodes_tharos2.jpg

Phyciodes tharos - Phyciodes_tharos2.jpg
Phyciodes tharos - pearl-crescent-carroll.jpg

Phyciodes tharos - pearl-crescent-carroll.jpg
Phyciodes tharos - PearlCrescent_small.jpg

Phyciodes tharos - PearlCrescent_small.jpg

The map below displays all BAMONA data for this species and has three different data layers:
1. All records (yellow dots)   2. Recently verified records (orange dots)*   3. US county records (purple)

There are also three base layers: 1. Satellite    2. Normal   3. Hybrid

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*The orange dots on the map provide access to information about the 400 most recently verified sightings of this species. Sometimes, there are several records at the same location. Use the table view to access these records.

By default, the fifty most recently verified sightings are below. Sort by Observation Date to see the most recent sightings, or filter the sightings by region to get a regional list.

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Observation Date Submitter Region Verified Datesort icon
September 01, 2014 CA Ivy Sebastian County, Arkansas, United States September 01, 2014 Details
August 11, 2013 jtell Lancaster County, Nebraska, United States August 31, 2014 Details
August 28, 2014 EPIMEDIUM McHenry County, Illinois, United States August 31, 2014 Details
August 23, 2014 EPIMEDIUM McHenry County, Illinois, United States August 30, 2014 Details
August 24, 2014 tomfishburn Erie County, Ohio, United States August 30, 2014 Details
August 20, 2014 dpitcher Erie County, Ohio, United States August 29, 2014 Details
August 04, 2014 Planty Buncombe County, North Carolina, United States August 27, 2014 Details
August 05, 2014 mathgeek Jackson County, Illinois, United States August 27, 2014 Details
August 23, 2014 hmclin York County, Pennsylvania, United States August 26, 2014 Details
April 18, 2006 roseanna Pulaski County, Kentucky, United States August 25, 2014 Details
August 08, 2014 maria.hoffman6@gmail.com Suffolk County, New York, United States August 25, 2014 Details
August 24, 2014 Sean Werle Franklin County, Massachusetts, United States August 25, 2014 Details
August 22, 2014 EPIMEDIUM McHenry County, Illinois, United States August 25, 2014 Details
August 23, 2014 stephen stedman Pickett County, Tennessee, United States August 24, 2014 Details
August 16, 2014 Doug Bruce Overton County, Tennessee, United States August 22, 2014 Details
August 17, 2014 CA Ivy Sebastian County, Arkansas, United States August 19, 2014 Details
July 21, 2014 satchmo0802 Rockbridge County, Virginia, United States August 16, 2014 Details
June 16, 2014 JohnF Waldo County, Maine, United States August 14, 2014 Details
August 14, 2014 Elaine Link Macoupin County, Illinois, United States August 14, 2014 Details
August 11, 2014 CA Ivy Sebastian County, Arkansas, United States August 12, 2014 Details
July 31, 2014 Sepp Meier Carroll County, New Hampshire, United States August 11, 2014 Details
August 10, 2014 snakeowl Franklin County, Tennessee, United States August 11, 2014 Details
July 04, 2014 buddingnaturalist Olmsted County, Minnesota, United States August 06, 2014 Details
August 06, 2014 mhudson26 Pottawatomie County, Kansas, United States August 06, 2014 Details
August 03, 2014 Doug Bruce Moore County, Tennessee, United States August 05, 2014 Details
May 03, 2008 abwest St James Parish, Louisiana, United States August 04, 2014 Details
August 03, 2014 stephen stedman Benton County, Tennessee, United States August 04, 2014 Details
July 14, 2014 maria.hoffman6@gmail.com Suffolk County, New York, United States August 04, 2014 Details
July 05, 2014 cblazo Franklin County, Pennsylvania, United States August 03, 2014 Details
August 01, 2014 Beverly Carter Baxter County, Arkansas, United States August 03, 2014 Details
July 24, 2014 rksummers District of Columbia, United States August 02, 2014 Details
July 29, 2014 Mapper Johnson County, Illinois, United States August 01, 2014 Details
July 07, 2014 Beverly Carter Baxter County, Arkansas, United States July 30, 2014 Details
July 27, 2014 mlboles Harris County, Texas, United States July 29, 2014 Details
July 22, 2014 gerryanimator Beaver County, Pennsylvania, United States July 28, 2014 Details
July 06, 2014 JohnF Penobscot County, Maine, United States July 27, 2014 Details
July 15, 2012 doris potter Ontario, Canada July 27, 2014 Details
July 26, 2014 CA Ivy Sebastian County, Arkansas, United States July 27, 2014 Details
July 23, 2014 juliereid Ontario, Canada July 24, 2014 Details
July 23, 2014 juliereid Ontario, Canada July 24, 2014 Details
July 18, 2014 sseagrave Sheridan County, Wyoming, United States July 23, 2014 Details
April 11, 2014 Jeff Trahan Claiborne Parish, Louisiana, United States July 22, 2014 Details
June 01, 2014 ChrisBlox Natchitoches Parish, Louisiana, United States July 22, 2014 Details
July 04, 2014 ChrisBlox Natchitoches Parish, Louisiana, United States July 22, 2014 Details
June 15, 2014 rfranklinb Berkshire County, Massachusetts, United States July 21, 2014 Details
June 10, 2014 rfranklinb Berkshire County, Massachusetts, United States July 21, 2014 Details
July 19, 2014 Martin Fox Bristol County, Massachusetts, United States July 21, 2014 Details
July 19, 2014 inthelikeness Comanche County, Texas, United States July 21, 2014 Details
July 13, 2014 Colleen62 Ontario, Canada July 19, 2014 Details
July 19, 2014 juliereid Ontario, Canada July 19, 2014 Details