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)

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 Datesort icon Submitter Region Verified Date
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
January 01, 1950 legacy.reporter Washington County, Maryland, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Orange County, New York, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Adams County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Athens County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Brown County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Butler County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Carroll County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Clermont County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Delaware County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Franklin County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Greene County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Hamilton County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Highland County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Jefferson County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Knox County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Lawrence County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Logan County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Montgomery County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Paulding County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Perry County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Pickaway County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Preble County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Ross County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Seneca County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Shelby County, Ohio, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Stark County, Ohio, United States December 31, 2004 Details