Attributes of Pyrgus ruralis

Two-banded Checkered-Skipper
Pyrgus ruralis (Boisduval, 1852)

Family: Hesperiidae
Subfamily: Pyrginae
Identification: Upperside is light-to-blackish brown; forewing has squarish white spots; hindwing usually has 2 rows of white spots. Underside is brown or gray with dull spots that are often obscure. Male has a costal fold enclosing scent scales on the forewing.
Wing Span: 1 - 1 1/8 inches (2.5 - 2.9 cm).
Life History: To find receptive females, males patrol and sometimes perch close to the ground in valley bottoms or swales. Females lay eggs singly on the host plant. Caterpillars make a webbed leaf nest in which they live and feed.
Flight: One brood from April-July.
Caterpillar Hosts: Herbaceous plants in the rose family (Rosaceae) including Drummond's potentilla (Potentilla drummondii), dusky horkelia (Horkelia fusca), Santa Rosa horkelia (H. tenuiloba), Cleveland's horkelia (H. bolanderi clevelandii), and probably others.
Adult Food: Flower nectar.
Habitat: Forest clearings, meadows, pastures, streamsides; from sea level to 10,000 feet.
Range: Inconspicuous, usually local and uncommon. South in the mountains from British Columbia and Alberta to southern California, Arizona, and New Mexico.
Conservation: The Laguna Mountains skipper (subspecies lagunae) is on the Endangered Species list and needs careful study of its conservation needs.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: Habitat of the Laguna Mountains skipper requires periodic disturbance such as light grazing and small controlled burns.
Taxonomy Notes:

Images of Pyrgus ruralis

Click on an image to view full size and to see additional details.


Pyrgus ruralis - pyrgus_ruralis_ruralis_egg_raisingbutterflies.jpg

Pyrgus ruralis - pyrgus_ruralis_ruralis_egg_raisingbutterflies.jpg
Pyrgus ruralis - pyrgus_ruralis_ruralis_caterpillar1_raisingbutterflies.jpg

Pyrgus ruralis - pyrgus_ruralis_ruralis_caterpillar1_raisingbutterflies.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

How to use the map:
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 and turn on/off the data layers and base layers.

*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.

See more recently verified sightings of all species.

You don't have Javascript enabled. Hover for more information! But don't worry: you can still use this web site! You have two options:
  • enable Javascript in your browser and then refresh this page, for a much enhanced experience.
  • click the Update button every time you want to update the selection.
Observation Date Submitter Region Verified Datesort icon
July 14, 2014 JDreimiller Pierce County, Washington, United States July 16, 2014 Details
April 20, 2014 randimal Thurston County, Washington, United States April 24, 2014 Details
June 15, 2013 Christian.Nunes Boulder County, Colorado, United States December 04, 2013 Details
May 22, 2013 fmgee British Columbia, Canada June 07, 2013 Details
May 02, 2013 PDunwiddie Thurston County, Washington, United States May 04, 2013 Details
April 28, 2013 plex1ppus Pend Oreille County, Washington, United States April 30, 2013 Details
April 23, 2013 albicaulis Clallam County, Washington, United States April 24, 2013 Details
January 01, 1984 legacy.reporter (George T. Austin) Carson City County, Nevada, United States December 01, 2012 Details
June 26, 2012 Ken Davenport (Ken Davenport) Mono County, California, United States January 01, 2012 Details
July 12, 2008 RaisingButterflies.org Davis County, Utah, United States November 28, 2011 Details
May 30, 2011 James F. Snyder San Diego County, California, United States June 05, 2011 Details
May 18, 2011 davidwdroppers Chelan County, Washington, United States May 24, 2011 Details
December 03, 2005 legacy.reporter (Ray Collett) Santa Cruz County, California, United States December 31, 2010 Details
June 20, 1988 legacy.reporter (G. T. Austin, K. Hansen) Humboldt County, California, United States August 02, 2010 Details
May 02, 1981 legacy.reporter (R. Busby, R. Langston & D. Parkinson) Lake County, California, United States March 09, 2010 Details
May 10, 1990 legacy.reporter (A. M. Shapiro) Siskiyou County, California, United States January 25, 2010 Details
June 12, 1985 legacy.reporter (A. M. Shapiro) Siskiyou County, California, United States January 25, 2010 Details
June 22, 1986 legacy.reporter (A. M. Shapiro) Siskiyou County, California, United States January 25, 2010 Details
June 18, 1988 legacy.reporter (Laurence Crabtree) Shasta County, California, United States January 25, 2010 Details
June 10, 1989 legacy.reporter (Laurence Crabtree) Tehama County, California, United States January 25, 2010 Details
May 05, 1956 legacy.reporter (Fred T. Thorne) San Diego County, California, United States January 07, 2010 Details
May 05, 1957 legacy.reporter (Fred T. Thorne) San Diego County, California, United States January 07, 2010 Details
May 09, 1958 legacy.reporter (Fred T. Thorne) San Diego County, California, United States January 07, 2010 Details
June 05, 1955 legacy.reporter (Oscar Sette) San Diego County, California, United States January 07, 2010 Details
April 30, 1966 legacy.reporter (Oakley Shields) San Diego County, California, United States January 07, 2010 Details
May 25, 1958 legacy.reporter (Oakley Shields) San Diego County, California, United States January 07, 2010 Details
June 23, 1999 legacy.reporter (Jeffery Glassberg) Humboldt County, California, United States January 07, 2010 Details
June 22, 1997 legacy.reporter (Jeffrey Glassberg) San Mateo County, California, United States January 07, 2010 Details
June 17, 1960 legacy.reporter (Tom & John Emmel) Placer County, California, United States January 05, 2010 Details
July 11, 1960 legacy.reporter (Tom & John Emmel) Placer County, California, United States January 05, 2010 Details
June 22, 1997 legacy.reporter (Jeffrey Glassberg) San Mateo County, California, United States January 05, 2010 Details
June 23, 1999 legacy.reporter (Jeffrey Glassberg) Humboldt County, California, United States January 05, 2010 Details
March 10, 1934 legacy.reporter (Homer Edgecomb) San Luis Obispo County, California, United States January 04, 2010 Details
July 15, 1933 legacy.reporter (John S. Garth) Mariposa County, California, United States October 19, 2009 Details
July 10, 1956 legacy.reporter (John S. Garth) Mariposa County, California, United States October 19, 2009 Details
July 03, 1954 legacy.reporter (J. W. Tilden) Mariposa County, California, United States October 19, 2009 Details
July 11, 1958 legacy.reporter (Oakley Shields) Mariposa County, California, United States October 19, 2009 Details
August 07, 1958 legacy.reporter (Oakley Shields) Madera County, California, United States October 19, 2009 Details
May 28, 1955 legacy.reporter (J. W. Tilden) Santa Cruz County, California, United States October 16, 2009 Details
July 10, 2009 Ken Davenport (Ken Davenport) Mono County, California, United States August 10, 2009 Details
July 11, 2009 Ken Davenport (Ken Davenport) Mono County, California, United States August 10, 2009 Details
May 05, 1956 legacy.reporter (Fred Thorne) San Diego County, California, United States August 10, 2009 Details
March 24, 1997 Ken Davenport (Ken Davenport) Monterey County, California, United States June 26, 2009 Details
May 23, 2007 Ken Davenport (Ken Davenport) Mariposa County, California, United States June 26, 2009 Details
May 30, 2007 Ken Davenport (Ken Davenport) Madera County, California, United States June 26, 2009 Details
June 14, 2009 Ken Davenport (Ken Davenport) Madera County, California, United States June 19, 2009 Details
July 03, 1954 legacy.reporter (J. W. Tilden) Fresno County, California, United States June 19, 2009 Details
May 27, 2002 Ken Davenport (Ken Davenport) Fresno County, California, United States June 19, 2009 Details
June 15, 1984 paulopler (Paul Opler) Madera County, California, United States June 19, 2009 Details
May 28, 2002 Ken Davenport (Ken Davenport) Madera County, California, United States June 19, 2009 Details