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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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.
To change which map layers are displayed, click on the plus sign [+] on the right side of the map.
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.
| Observation Date | Submitter | Region |
Verified Date |
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|---|---|---|---|---|---|
| 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 |
