Swamp Metalmark
Calephelis muticum McAlpine, 1937
Family: Riodinidae
Subfamily: Riodininae
Identification: Male with pointed forewing. Upperside of both sexes bright red-brown; dark median band not evident. Wing fringes lightly checkered.
Wing Span: 15/16 - 1 3/16 inches (2.4 - 3 cm).
Life History: Eggs are laid singly on underside of host plant leaves, which the caterpillars eat. Fourth and fifth stage caterpillars overwinter.
Flight: One flight from June-August in the Great Lakes region, two flights from May-September in the south.
Caterpillar Hosts: Swamp thistle (Cirsium muticum) and roadside thistle (C. altissimum).
Adult Food: Nectar from yellow flowers including black-eyed susans.
Habitat: Bogs, marshes, swamps, wet meadows.
Range: Populations in southern Michigan, southern Wisconsin, Ohio, Missouri, and northern Arkansas. Isolated populations in central Kentucky and eastern Iowa.
Conservation: Isolated populations should be conserved wherever found.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Comments: NULL
Alternate Scientific Names:
Calephelis mutica
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Verified Sightings
Displaying 49 - 72 of 102 verified sightings
Observation date: Jun 20, 2009
Submitted by: legacy.reporter (Donna Brunet)
Region: Macon County, Missouri, United States
Verified by: legacy.verifier (Phil Koenig)
Verified date: Aug 21, 2009
Observation date: May 01, 1995
Submitted by: legacy.reporter (Gerard, Walter)
Region: Ottawa County, Oklahoma, United States
Verified by: legacy.verifier (Nelson, John M.)
Verified date: Apr 03, 2009
Observation date: Aug 31, 2008
Submitted by: legacy.reporter (Steve Craig and Amy Short)
Region: Stone County, Missouri, United States
Verified by: legacy.verifier (Phil Koenig)
Verified date: Oct 20, 2008
Observation date: Jun 06, 1986
Submitted by: legacy.reporter
Region: Wayne County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Mar 12, 2007
Observation date: Aug 29, 1971
Submitted by: legacy.reporter (Funk, R.)
Region: Shannon County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Mar 12, 2007
Observation date: Jun 18, 1991
Submitted by: legacy.reporter (Sullivan, Rev. James M.)
Region: St. Louis County, Missouri, United States
Verified by: legacy.verifier (Koenig, Phillip E.)
Verified date: Mar 12, 2007
Observation date: Jul 25, 1994
Submitted by: legacy.reporter
Region: St. Francois County, Missouri, United States
Verified by: legacy.verifier (Thoma, Richard S.)
Verified date: Mar 12, 2007
Observation date: Jun 07, 1975
Submitted by: legacy.reporter
Region: Randolph County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Mar 12, 2007
Observation date: Jun 02, 1974
Submitted by: legacy.reporter (Wagner, David)
Region: Phelps County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Mar 12, 2007
Observation date: Aug 23, 1997
Submitted by: legacy.reporter (park staff, et. al.)
Region: Lincoln County, Missouri, United States
Verified by: legacy.verifier (Koenig, Phillip E.)
Verified date: Mar 12, 2007
Observation date: Sep 06, 1976
Submitted by: legacy.reporter
Region: Lawrence County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Mar 12, 2007
Observation date: Jan 01, 1937
Submitted by: legacy.reporter
Region: Laclede County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Mar 12, 2007
Observation date: Sep 02, 1995
Submitted by: legacy.reporter (Missouri Butterfly Count)
Region: Jefferson County, Missouri, United States
Verified by: Phillip E. Koenig (Phillip Koenig)
Verified date: Mar 12, 2007
Observation date: May 24, 1986
Submitted by: legacy.reporter (Koenig, Phillip E.)
Region: Iron County, Missouri, United States
Verified by: legacy.verifier (Koenig, Phillip E. 1986)
Verified date: Mar 12, 2007
Observation date: May 05, 1976
Submitted by: legacy.reporter
Region: Greene County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Mar 12, 2007
Observation date: Jul 04, 1981
Submitted by: legacy.reporter
Region: Franklin County, Missouri, United States
Verified by: legacy.verifier (Koenig, Phillip E.)
Verified date: Mar 12, 2007
Observation date: Aug 28, 1996
Submitted by: legacy.reporter
Region: Dade County, Missouri, United States
Verified by: Phillip E. Koenig (Phillip Koenig)
Verified date: Mar 09, 2007
Observation date: Aug 23, 1977
Submitted by: legacy.reporter
Region: Crawford County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Mar 09, 2007
Observation date: Sep 01, 1947
Submitted by: legacy.reporter (O'Byrne)
Region: Carter County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Mar 09, 2007
Observation date: Jun 20, 2005
Submitted by: legacy.reporter (Koenig, Phillip E.)
Region: Camden County, Missouri, United States
Verified by: legacy.verifier (Koenig, Phillip E. 2005)
Verified date: Mar 09, 2007
Observation date: Aug 19, 2001
Submitted by: legacy.reporter (Koenig, Phillip E.)
Region: Callaway County, Missouri, United States
Verified by: legacy.verifier (Koenig, Phillip E. 2002)
Verified date: Mar 09, 2007
Observation date: Jun 10, 1996
Submitted by: legacy.reporter
Region: Boone County, Missouri, United States
Verified by: Phillip E. Koenig (Phillip Koenig)
Verified date: Feb 21, 2007
Observation date: Sep 03, 1973
Submitted by: legacy.reporter
Region: Benton County, Missouri, United States
Verified by: legacy.verifier (Heitzman, J.R.)
Verified date: Feb 21, 2007
Observation date: Sep 01, 1984
Submitted by: legacy.reporter (Preston, June)
Region: Barry County, Missouri, United States
Verified by: legacy.verifier (Preston, June)
Verified date: Feb 21, 2007
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