Attributes of Calephelis borealis

Northern Metalmark
Calephelis borealis (Grote & Robinson, 1866)

Family: Riodinidae
Subfamily: Riodininae
Identification: Male forewing rounded. Upperside of both wings brown with wide orange borders and dark median band.
Wing Span: 1 1/8 - 1 1/4 inches (2.9 - 3.2 cm).
Life History: Adults may rest upside down beneath leaves. Males perch on leaves to seek females. Eggs are laid on the underside of host plant leaves, which the caterpillars eat. Half-grown caterpillars hibernate in leaf litter.
Flight: One brood from mid-June to late July.
Caterpillar Hosts: Roundleaf ragwort (Senecio obovatus); possibly golden ragwort (Senecio aureus) and common fleabane (Erigeron philadelphicus).
Adult Food: Nectar from flowers including butterflyweed, white sweet clover, goldenrod, ox-eye daisy, sneezeweed, and yarrow.
Habitat: Open woodland streams near serpentine, shale, or limestone barrens.
Range: Western Connecticut south through west-central Pennsylvania; central Appalachians and Ohio River Valley. Isolated populations in southwest Missouri and eastern Oklahoma.
Conservation: Most populations are small and isolated. Almost all populations should be of concern.
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: None reported.
Taxonomy Notes:

Images of Calephelis borealis

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Calephelis borealis - 182806.jpg

Calephelis borealis - 182806.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)

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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
May 28, 2016 Jeff Trahan Howard County, Arkansas, United States May 30, 2016 Details
August 15, 2015 Jeff Trahan Howard County, Arkansas, United States September 02, 2015 Details
July 22, 2014 jwilkinson Allegany County, Maryland, United States August 02, 2014 Details
June 07, 2014 rseidler Howard County, Arkansas, United States July 02, 2014 Details
June 08, 2007 Steve Craig Stone County, Missouri, United States June 01, 2011 Details
June 08, 2007 Steve Craig Stone County, Missouri, United States June 01, 2011 Details
July 10, 1999 legacy.reporter (Brand, A.) Litchfield County, Connecticut, United States May 01, 2011 Details
June 19, 1999 legacy.reporter (Conolly, B.) Litchfield County, Connecticut, United States May 01, 2011 Details
July 14, 1996 legacy.reporter (Wagner, D. L.) Litchfield County, Connecticut, United States May 01, 2011 Details
May 31, 2000 legacy.reporter (McMahon, Jerri) Adair County, Oklahoma, United States April 03, 2009 Details
August 31, 2004 legacy.reporter (Fisher, John) Cherokee County, Oklahoma, United States April 03, 2009 Details
June 10, 1991 legacy.reporter (Hoffman, Jim) Cherokee County, Oklahoma, United States April 03, 2009 Details
May 30, 2008 legacy.reporter (Arbour, Davie & Heck, Berlin) McCurtain County, Oklahoma, United States April 03, 2009 Details
July 17, 2007 legacy.reporter (Betsy Leppo) Blair County, Pennsylvania, United States December 11, 2008 Details
August 01, 1999 legacy.reporter (D. Rudolf & C. Ely) Garland County, Arkansas, United States October 20, 2008 Details
June 06, 2000 legacy.reporter (Rick R. Schaefer) Logan County, Arkansas, United States October 20, 2008 Details
July 19, 1965 legacy.reporter (Art Shapiro) Delaware County, Pennsylvania, United States February 25, 2008 Details
June 19, 2005 legacy.reporter (Koenig, Phillip E.) Barry County, Missouri, United States February 21, 2007 Details
June 08, 2006 legacy.reporter (Rose Maschek) Baxter County, Arkansas, United States February 02, 2007 Details
January 01, 1950 legacy.reporter Bedford County, Pennsylvania, United States January 30, 2007 Details
January 01, 1950 legacy.reporter Fulton County, Pennsylvania, United States January 30, 2007 Details
June 05, 2000 legacy.reporter (JH Williamson, C. Rudolph) Scott County, Arkansas, United States January 26, 2007 Details
January 01, 1950 legacy.reporter Mifflin County, Pennsylvania, United States January 08, 2007 Details
August 09, 2005 lorispencer (Lori Spencer) Faulkner County, Arkansas, United States October 16, 2006 Details
June 06, 2000 legacy.reporter (RR Schaefer) Logan County, Arkansas, United States October 16, 2006 Details
August 01, 1999 legacy.reporter (CS Collins) Garland County, Arkansas, United States October 16, 2006 Details
January 01, 1950 legacy.reporter Essex County, New Jersey, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Mercer County, New Jersey, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Sussex County, New Jersey, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Warren County, New Jersey, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Fairfield County, Connecticut, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Litchfield County, Connecticut, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Brown County, Indiana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Howard County, Indiana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Kosciusko County, Indiana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Marion County, Indiana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Montgomery County, Indiana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Ripley County, Indiana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Wabash County, Indiana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Boone County, Kentucky, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Campbell County, Kentucky, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Jefferson County, Kentucky, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Leslie County, Kentucky, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Menifee County, Kentucky, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Oldham County, Kentucky, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Owsley County, Kentucky, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Pendleton County, Kentucky, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Trimble County, Kentucky, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Allegany County, Maryland, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Garrett County, Maryland, United States December 31, 2004 Details