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.
Comments: NULL
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Verified Sightings
Displaying 1 - 24 of 128 verified sightings
Observation date: Jun 22, 2023
Submitted by: dvollmar
Region: Franklin County, Ohio, United States
Verified by: rogerdowner
Verified date: Aug 16, 2024
Observation date: Aug 19, 2023
Submitted by: bjones7777
Region: Howard County, Arkansas, United States
Verified by: CA Ivy
Verified date: Aug 24, 2023
Observation date: Jun 28, 2022
Submitted by: CincyJeff
Region: Adams County, Ohio, United States
Verified by: rogerdowner
Verified date: Jul 18, 2022
Observation date: Jul 10, 2011
Submitted by: BarbSendelbach
Region: Warren County, New Jersey, United States
Verified by: BarbSendelbach
Verified date: May 20, 2022
Observation date: Jul 15, 2013
Submitted by: Allen B
Region: Warren County, New Jersey, United States
Verified by: Allen B
Verified date: Jan 11, 2022
Observation date: Jul 13, 2016
Submitted by: JohnBoback
Region: Allegany County, Maryland, United States
Verified by: jwileyrains
Verified date: Nov 08, 2021
Observation date: Jul 10, 2021
Submitted by: DNADEB
Region: Allegany County, Maryland, United States
Verified by: jwileyrains
Verified date: Oct 24, 2021
Observation date: Jul 09, 2021
Submitted by: ncrosbyrd
Region: Allegany County, Maryland, United States
Verified by: jwileyrains
Verified date: Oct 24, 2021
Observation date: Jul 05, 2021
Submitted by: Brian Wise
Region: Butler County, Ohio, United States
Verified by: Ohio97
Verified date: Jul 07, 2021
Observation date: Jul 14, 2018
Submitted by: treichard
Region: Bath County, Virginia, United States
Verified by: drerbium
Verified date: Jan 05, 2021
Observation date: Jun 24, 2018
Submitted by: Nathan R Mast
Region: Coshocton County, Ohio, United States
Verified by: rogerdowner
Verified date: Aug 25, 2018
Observation date: Jun 01, 2018
Submitted by: Jeff Trahan
Region: Howard County, Arkansas, United States
Verified by: CA Ivy
Verified date: Jun 19, 2018
Observation date: Jun 01, 2018
Submitted by: wallap74
Region: Howard County, Arkansas, United States
Verified by: CA Ivy
Verified date: Jun 13, 2018
Observation date: Jul 04, 2017
Submitted by: upperwabash
Region: Wabash County, Indiana, United States
Verified by: Howell_Curtis
Verified date: Jul 05, 2017
Observation date: Jun 28, 2017
Submitted by: cblazo
Region: Franklin County, Pennsylvania, United States
Verified by: davidwright
Verified date: Jun 29, 2017
Observation date: May 28, 2016
Submitted by: Jeff Trahan
Region: Howard County, Arkansas, United States
Verified by: Jeff Trahan
Verified date: May 30, 2016
Observation date: Aug 15, 2015
Submitted by: Jeff Trahan
Region: Howard County, Arkansas, United States
Verified by: Jeff Trahan
Verified date: Sep 02, 2015
Observation date: Jul 22, 2014
Submitted by: jwilkinson
Region: Allegany County, Maryland, United States
Verified by: richardhsmith
Verified date: Aug 02, 2014
Observation date: Jun 07, 2014
Submitted by: rseidler
Region: Howard County, Arkansas, United States
Verified by: stomlins701
Verified date: Jul 02, 2014
Observation date: Jun 08, 2007
Submitted by: Steve Craig
Region: Stone County, Missouri, United States
Verified by: Phillip E. Koenig
Verified date: Jun 01, 2011
Observation date: Jun 08, 2007
Submitted by: Steve Craig
Region: Stone County, Missouri, United States
Verified by: Phillip E. Koenig
Verified date: Jun 01, 2011
Observation date: Jun 19, 1999
Submitted by: legacy.reporter (Conolly, B.)
Region: Litchfield County, Connecticut, United States
Verified by: legacy.verifier (Gall, L.; Wagner, D.; O'Donnell, J.)
Verified date: May 01, 2011
Observation date: Jul 14, 1996
Submitted by: legacy.reporter (Wagner, D. L.)
Region: Litchfield County, Connecticut, United States
Verified by: legacy.verifier (Gall, L.; Wagner, D.; O'Donnell, J.)
Verified date: May 01, 2011
Observation date: Jul 10, 1999
Submitted by: legacy.reporter (Brand, A.)
Region: Litchfield County, Connecticut, United States
Verified by: legacy.verifier (Gall, L.; Wagner, D.; O'Donnell, J.)
Verified date: May 01, 2011
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