Attributes of Hemiargus ceraunus

Ceraunus Blue
Hemiargus ceraunus (Fabricius, 1793)

Family: Lycaenidae
Subfamily: Polyommatinae
Identification: Upperside of male light blue with a darker narrow border; female dark brown, often with wing bases blue. Underside gray; both wings with a row of dark postmedian dashes. Florida butterflies have one submarginal eyespot on hindwing; Southwest butterflies have two.
Wing Span: 3/4 - 1 1/8 inches (2 - 3 cm).
Life History: Males patrol during warm hours of the day for receptive females. Eggs are laid singly on flower buds or leaves of host plant; caterpillars feed on flowers and seedpods.
Flight: Throughout the year in Texas and south Florida, late summer in other parts of its range.
Caterpillar Hosts: A variety of woody legumes including partridge pea (Cassia brachiata), mesquite (Prosopis species), and rosary pea (Abrus precatorius).
Adult Food: Flower nectar.
Habitat: Open woodland, desert scrub, dunes, pastures, road edges, and vacant lots.
Range: U. S. Southwest, South Texas, Florida and the Keys south through the West Indies, Mexico, and Central America to South America. Strays to North Carolina, Missouri, Kansas, and Nevada.
Conservation: Not usually required.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Taxonomy Notes:

Images of Hemiargus ceraunus

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






Hemiargus ceraunus - ceraunusmmsm3801.jpg

Hemiargus ceraunus - ceraunusmmsm3801.jpg
Hemiargus ceraunus - ceraunusmmsm3809.jpg

Hemiargus ceraunus - ceraunusmmsm3809.jpg
Hemiargus ceraunus - ceraunusmmsm3811.jpg

Hemiargus ceraunus - ceraunusmmsm3811.jpg

Hemiargus ceraunus - hemiargus_ceraunus_gyas_caterpillar3_raisingbutterflies.jpg

Hemiargus ceraunus - hemiargus_ceraunus_gyas_caterpillar3_raisingbutterflies.jpg
Hemiargus ceraunus - hemiargus_ceraunus_gyas_caterpillar4_raisingbutterflies.jpg

Hemiargus ceraunus - hemiargus_ceraunus_gyas_caterpillar4_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)

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
December 02, 2016 Jeff Trahan Little River County, Arkansas, United States December 04, 2016 Details
January 20, 2014 safechrisLaurie Florida, United States November 22, 2016 Details
November 15, 2016 the janitors kid Brevard County, Florida, United States November 16, 2016 Details
November 04, 2016 the janitors kid Brevard County, Florida, United States November 05, 2016 Details
November 02, 2016 gunhilda Payne County, Oklahoma, United States November 02, 2016 Details
October 27, 2016 the janitors kid Brevard County, Florida, United States November 01, 2016 Details
October 21, 2016 beckerla Florida, United States October 25, 2016 Details
October 24, 2016 Jeff Trahan Howard County, Arkansas, United States October 25, 2016 Details
October 21, 2016 gpstewart Texas, McCulloch County, United States October 25, 2016 Details
October 19, 2016 Laurie Sheppard Grayson County, Texas, United States October 20, 2016 Details
September 21, 2016 Jeff Trahan Lafayette County, Arkansas, United States October 18, 2016 Details
October 15, 2016 bjones7777 Shelby County, Tennessee, United States October 15, 2016 Details
October 07, 2016 Jeff Trahan Little River County, Arkansas, United States October 08, 2016 Details
October 07, 2016 Jeff Trahan Little River County, Arkansas, United States October 08, 2016 Details
September 25, 2016 wildman Charleston County, South Carolina, United States September 25, 2016 Details
September 13, 2016 abwest Bexar County, Texas, United States September 23, 2016 Details
September 11, 2016 gpstewart Texas, Llano County, United States September 20, 2016 Details
September 10, 2016 Lois Stacey Aiken County, South Carolina, United States September 12, 2016 Details
August 31, 2016 Mzteachuh San Bernardino County, California, United States September 05, 2016 Details
June 07, 2016 ncrosbyrd Los Angeles County, California, United States July 31, 2016 Details
July 01, 2016 marvelisticme Texas, United States, Wise County July 17, 2016 Details
June 03, 2016 tjrickert Brevard County, Florida, United States June 24, 2016 Details
June 04, 2016 mellielong Orange County, Florida, United States June 09, 2016 Details
May 09, 2016 Sue Allie Lake County, Florida, United States May 18, 2016 Details
April 11, 2016 ajijic1936 Jalisco, Mexico April 29, 2016 Details
April 06, 2016 mellielong Hillsborough County, Florida, United States April 08, 2016 Details
October 31, 2015 ncrosbyrd Hidalgo County, Texas, United States April 06, 2016 Details
January 16, 2016 mellielong Orange County, Florida, United States January 29, 2016 Details
December 03, 2015 Marcinak Miami-Dade County, Florida, United States December 31, 2015 Details
December 14, 2013 plex1ppus Lee County, Florida, United States December 31, 2015 Details
December 01, 2015 ncrosbyrd Broward County, Florida, United States December 08, 2015 Details
October 16, 2015 Lise7997 Indian River County, Florida, United States October 20, 2015 Details
September 30, 2015 gpstewart Texas, United States, Williamson County October 03, 2015 Details
September 29, 2015 philohela Clark County, Nevada, United States September 30, 2015 Details
September 12, 2015 mellielong Hillsborough County, Florida, United States September 14, 2015 Details
September 03, 2015 Boslwe Pima County, Arizona, United States September 14, 2015 Details
September 09, 2015 Mzteachuh San Bernardino County, California, United States September 09, 2015 Details
August 28, 2015 Kristie Nelson Mono County, California, United States August 29, 2015 Details
August 22, 2015 gpstewart Texas, United States, Williamson County August 23, 2015 Details
April 21, 2015 grayhairstreak Brewster County, Texas, United States August 20, 2015 Details
October 10, 2013 ncrosbyrd McIntosh County, Georgia, United States June 23, 2015 Details
April 15, 2015 cyric Martin County, Florida, United States May 06, 2015 Details
April 18, 2015 mellielong Hillsborough County, Florida, United States April 23, 2015 Details
February 13, 2015 Doug Taron Heredia, Costa Rica February 25, 2015 Details
July 22, 2012 Nancy Hamlett Los Angeles County, California, United States January 22, 2015 Details
November 09, 2014 Robert Gorman San Diego County, California, United States January 08, 2015 Details
October 08, 2014 KristyBaker Cameron County, Texas, United States December 28, 2014 Details
October 10, 2014 KristyBaker Texas, Starr County, United States December 27, 2014 Details
December 21, 2014 diwalks2 San Diego County, California, United States December 22, 2014 Details
September 16, 2014 James Rieman Harris County, Texas, United States September 16, 2014 Details