Attributes of Erynnis martialis

Mottled Duskywing
Erynnis martialis (Scudder, [1870])

Family: Hesperiidae
Subfamily: Pyrginae
Identification: Upperside bands contribute to the mottled appearance of both wings. Freshly-emerged butterflies have a purplish iridescence. Male has a costal fold containing yellow scent scales; female has a patch of scent scales on the 7th abdominal segment.
Wing Span: 1 1/8 - 1 5/8 inches (2.9 - 4.2 cm).
Life History: To wait for females, males perch and patrol on ridges and hills during the day, sitting on the ground or on tips of twigs. Females deposit eggs singly on the host plant. Fully-grown caterpillars hibernate.
Flight: Two broods from April-September.
Caterpillar Hosts: Wild lilacs including New Jersey tea (Ceanothus americanus) and redroot (Ceanothus herbaceus var. pubescens) in the buckthorn family (Rhamnaceae).
Adult Food: Nectar from flowers of bush houstonia, gromwell, hoary vervain, and other plants.
Habitat: Open woodland, barrens, prairie hills, open brushy fields, chaparral.
Range: Massachusetts and southern Ontario west across the Great Lake states to Minnesota; south to South Carolina, the Gulf Coast, and central Texas. Isolated populations in eastern Wyoming, eastern Colorado, and western South Dakota.
Conservation: Not usually required.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Taxonomy Notes:

Images of Erynnis martialis

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Erynnis martialis - mttlddskywngHres.jpg

Erynnis martialis - mttlddskywngHres.jpg
Erynnis martialis - 0875_44.jpg

Erynnis martialis - 0875_44.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 Date Submitter Region Verified Datesort icon
May 17, 2007 Gordilly Pottawattamie County, Iowa, United States July 21, 2014 Details
May 29, 2014 Pierre Howard Bartow County, Georgia, United States June 27, 2014 Details
August 26, 2012 Brett Budach Riley County, Kansas, United States April 07, 2013 Details
April 01, 2012 vitaly charny (Vitaly Charny) Cleburne County, Alabama, United States December 01, 2012 Details
June 02, 2012 vitaly charny (Vitaly Charny) Bibb County, Alabama, United States December 01, 2012 Details
June 03, 2012 vitaly charny (Vitaly Charny) Cleburne County, Alabama, United States December 01, 2012 Details
June 21, 2011 Christian.Nunes Boulder County, Colorado, United States July 08, 2011 Details
January 01, 1960 legacy.reporter (Austin) Hartford County, Connecticut, United States May 01, 2011 Details
January 01, 1903 legacy.reporter (Walden) New Haven County, Connecticut, United States May 01, 2011 Details
January 01, 1942 legacy.reporter (unknown) Fairfield County, Connecticut, United States May 01, 2011 Details
August 08, 2010 vitaly charny (Vitaly Charny) DeKalb County, Alabama, United States December 31, 2010 Details
July 22, 2010 legacy.reporter (Allan J. Trently) Lewis County, Tennessee, United States August 18, 2010 Details
April 17, 2010 vitaly charny (Vitaly Charny) Clay County, Alabama, United States August 03, 2010 Details
April 21, 2010 vitaly charny (Vitaly Charny) Cleburne County, Alabama, United States August 03, 2010 Details
May 29, 2010 legacy.reporter (Christian Nunes, Jan Chu, Jean Morgan, Boulder Bird Club) Boulder County, Colorado, United States August 02, 2010 Details
May 29, 2010 legacy.reporter (Christian Nunes, Jan Chu, Jean Morgan, Boulder Bird Club) Boulder County, Colorado, United States August 02, 2010 Details
May 30, 2010 legacy.reporter (Christian Nunes, Nicholas Block) Boulder County, Colorado, United States August 02, 2010 Details
July 05, 1993 rickypatterson (Ricky Patterson) Calhoun County, Mississippi, United States August 02, 2010 Details
May 19, 2010 legacy.reporter (David Hollie) Hamilton County, Tennessee, United States June 28, 2010 Details
August 09, 2009 legacy.reporter (Dean K. Jue) Georgia, Thomas County, United States January 04, 2010 Details
April 26, 2009 Jeff Trahan (Jeff Trahan) Natchitoches Parish, Louisiana, United States December 16, 2009 Details
April 12, 2009 legacy.reporter (Julius Basham) Polk County, Tennessee, United States April 22, 2009 Details
June 29, 2006 legacy.reporter (Nelson, John M. & Fisher, John) Kay County, Oklahoma, United States April 03, 2009 Details
May 05, 2004 legacy.reporter (Nelson, John M.) Latimer County, Oklahoma, United States April 03, 2009 Details
April 05, 1980 legacy.reporter (Nelson, John M. & Loy, Pete) Muskogee County, Oklahoma, United States April 03, 2009 Details
July 02, 2005 legacy.reporter (Gerard, Walter) Osage County, Oklahoma, United States April 03, 2009 Details
May 10, 2008 legacy.reporter (Pierre Howard) Fannin County, Georgia, United States March 11, 2009 Details
April 12, 1999 legacy.reporter (Rick R. Schaefer) Scott County, Arkansas, United States October 20, 2008 Details
April 04, 2000 legacy.reporter (C S Collins) Garland County, Arkansas, United States October 20, 2008 Details
May 27, 1995 legacy.reporter (Joseph F. Doyle) Little River County, Arkansas, United States October 20, 2008 Details
April 12, 2001 legacy.reporter (J. Howard Williamson) Montgomery County, Arkansas, United States October 20, 2008 Details
April 18, 1999 legacy.reporter (D. Rudolf & C. Ely) Perry County, Arkansas, United States October 20, 2008 Details
May 10, 2008 legacy.reporter (Pierre Howard) Fannin County, Georgia, United States October 17, 2008 Details
May 02, 2008 legacy.reporter (Pierre Howard) Murray County, Georgia, United States September 29, 2008 Details
June 20, 2004 MaryAnn Friedman (MaryAnn Friedman) Okaloosa County, Florida, United States August 30, 2007 Details
July 04, 1978 legacy.reporter (Dodge, Holly) Wright County, Missouri, United States March 12, 2007 Details
July 23, 1984 legacy.reporter Wayne County, Missouri, United States March 12, 2007 Details
January 01, 1934 legacy.reporter Taney County, Missouri, United States March 12, 2007 Details
July 13, 1980 legacy.reporter Shannon County, Missouri, United States March 12, 2007 Details
May 08, 1983 legacy.reporter (Koenig, Phillip E.) St Louis County, Missouri, United States March 12, 2007 Details
July 27, 1978 legacy.reporter Ste Genevieve County, Missouri, United States March 12, 2007 Details
June 01, 1983 legacy.reporter (Koenig, Phillip E.) St Francois County, Missouri, United States March 12, 2007 Details
July 04, 1995 legacy.reporter (Missouri Butterfly Count) St Clair County, Missouri, United States March 12, 2007 Details
August 02, 1896 legacy.reporter St Charles County, Missouri, United States March 12, 2007 Details
May 17, 1988 legacy.reporter Ripley County, Missouri, United States March 12, 2007 Details
July 24, 1984 legacy.reporter Reynolds County, Missouri, United States March 12, 2007 Details
May 17, 1965 legacy.reporter Randolph County, Missouri, United States March 12, 2007 Details
May 15, 1905 legacy.reporter (Rowley, R.R.) Pike County, Missouri, United States March 12, 2007 Details
July 11, 1994 legacy.reporter Pettis County, Missouri, United States March 12, 2007 Details
January 01, 1937 legacy.reporter Laclede County, Missouri, United States March 12, 2007 Details