Attributes of Euphilotes spaldingi

Spalding's Dotted-Blue
Euphilotes spaldingi (Barnes & McDunnough, 1917)

Family: Lycaenidae
Subfamily: Polyommatinae
Identification: Upperside of male blue with wide dark border; female brown with orange band on both fore- and hindwings. Underside of both sexes gray with black spots and orange marginal bands on both wings.
Wing Span: 1 - 1 1/8 inches (2.5 - 2.9 cm).
Life History: Males patrol erratically for females.
Flight: One brood from June-July.
Caterpillar Hosts: Eriogonum racemosum in the buckwheat family (Polygonaceae).
Adult Food: Nectar from flowers including Eriogonum jamesi.
Habitat: Rocky outcrops on elevated pinyon-juniper plateaus.
Range: Northeastern New Mexico, northern Arizona, southwest Colorado, Utah, and western Nevada.
Conservation: Many populations on public lands are not in need of specific protection.
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: Monitor populations and habitats for invasion of exotic plants such as cheatgrass.
Taxonomy Notes:

Images of Euphilotes spaldingi

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Euphilotes spaldingi - 4985.jpg

Euphilotes spaldingi - 4985.jpg

The map below displays all BAMONA data for this species and has three different data layers:
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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
January 01, 1950 legacy.reporter Coconino County, Arizona, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Coconino County, Arizona, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Navajo County, Arizona, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Apache County, Arizona, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Gunnison County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Montrose County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter San Miguel County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Dolores County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Montezuma County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter La Plata County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Archuleta County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Conejos County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter San Juan County, New Mexico, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Rio Arriba County, New Mexico, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Taos County, New Mexico, United States December 31, 2004 Details
January 01, 1950 legacy.reporter McKinley County, New Mexico, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Cibola County, New Mexico, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Torrance County, New Mexico, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Catron County, New Mexico, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Sandoval County, New Mexico, United States December 31, 2004 Details
January 01, 1950 legacy.reporter White Pine County, Nevada, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Lincoln County, Nevada, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Salt Lake County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Utah County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Juab County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Tooele County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Wasatch County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Piute County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Sevier County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Wayne County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Iron County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Beaver County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Washington County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Garfield County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Kane County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter San Juan County, Utah, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Millard County, Utah, United States December 31, 2004 Details
January 01, 2007 legacy.reporter (Bob Hammon) Gunnison County, Colorado, United States December 15, 2008 Details
August 15, 2009 paulopler (Paul Opler) Grand County, Utah, United States August 28, 2009 Details
July 22, 2010 legacy.reporter (Paul Opler and EviBuckner-Opler ) Grand County, Utah, United States December 31, 2010 Details
August 19, 2011 Joe Schelling--entered by M ODonnell Bernalillo County, New Mexico, United States October 03, 2011 Details
July 09, 1995 stevecary Catron County, New Mexico, United States October 03, 2011 Details
August 01, 1978 legacy.reporter (George T. Austin) Lincoln County, Nevada, United States January 01, 2012 Details
August 10, 1976 legacy.reporter (Charles Sekerman) Coconino County, Arizona, United States January 01, 2012 Details
July 15, 1977 legacy.reporter (Ron Wielgus) Coconino County, Arizona, United States January 01, 2012 Details
August 04, 2011 legacy.reporter (Ken Kertell) White Pine County, Nevada, United States January 01, 2012 Details
July 07, 1993 legacy.reporter (Jim Brock) Apache County, Arizona, United States December 01, 2012 Details
June 30, 2013 joeschelling Colfax County, New Mexico, United States July 07, 2013 Details