Attributes of Eacles imperialis

Imperial moth
Eacles imperialis (Drury, 1773)

Family: Saturniidae
Subfamily: Ceratocampinae
Identification: Females are larger than males. Upperside is yellow with pinkish brown to purple-brown patches, bands, and cell spots, and tiny brown spots scattered overall. Males have larger patches on the forewings than females, except for some subspecies pini males which have reduced purple and are mostly yellow.
Wing Span: 3 1/8 - 6 7/8 inches (8 - 17.4 cm).
Life History: Adults emerge before sunrise and mate after midnight the next day. Females lay eggs at dusk singly or in groups of 2-5 on both surfaces of host plant leaves. The eggs hatch in about 2 weeks, and the caterpillars are solitary feeders. Pupation takes place in underground burrows.
Flight: One brood; in the north from June-August, in the south from April-October.
Caterpillar Hosts: Conifers and deciduous trees and shrubs including pine (Pinus), oak (Quercus), box elder (Acer negundo), maples (Acer), sweet gum (Liquidambar styraciflua), and sassafras (Sassafras albidum). Confirmed feeding on Norway spruce (see record 738773). Subspecies pini feeds only on conifers.
Adult Food: Adults do not feed.
Habitat: Deciduous and evergreen forests.
Range: Maine west to eastern Nebraska, south to the Florida Keys and central Texas. Subspecies pini occurs across the northern Great Lakes basin and the northern third of Michigan's Lower Peninsula.
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 Eacles imperialis

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Eacles imperialis - Eacles-imperialis-Bob-Moul-231.jpg

Eacles imperialis - Eacles-imperialis-Bob-Moul-231.jpg

Eacles imperialis - Eacles_imperialisTXTravis05September08KellyMortensen.jpg

Eacles imperialis - Eacles_imperialisTXTravis05September08KellyMortensen.jpg
Eacles imperialis - Eacles_imperialisTXTravis05September08KellyMortensen2.jpg

Eacles imperialis - Eacles_imperialisTXTravis05September08KellyMortensen2.jpg
Eacles imperialis - Eacles_imperialis-RayHelman.jpg

Eacles imperialis - Eacles_imperialis-RayHelman.jpg
Eacles imperialis - Eacles_imperialisRumple1.jpg

Eacles imperialis - Eacles_imperialisRumple1.jpg
Eacles imperialis - ImperialMothlarva-Simons.jpg

Eacles imperialis - ImperialMothlarva-Simons.jpg
Eacles imperialis - ImperialMoth-Simons.jpg

Eacles imperialis - ImperialMoth-Simons.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
July 04, 2015 Trailmaker Jefferson County, Ohio, United States July 04, 2015 Details
June 10, 2015 Chris Blomme Ontario, Canada July 03, 2015 Details
June 21, 2015 DcN Ontario, Canada June 27, 2015 Details
June 26, 2015 MikeWoolsey05 Indiana, United States June 26, 2015 Details
June 13, 2015 annram Lake County, Illinois, United States June 13, 2015 Details
June 13, 2015 annram Lake County, Illinois, United States June 13, 2015 Details
June 10, 2015 Sue Cushing Ontario, Canada June 10, 2015 Details
May 29, 2015 JeanEvoy De Soto County, Florida, United States May 30, 2015 Details
May 19, 2015 aaron29902 Beaufort County, South Carolina, United States May 19, 2015 Details
September 06, 2014 a-o Lewis County, New York, United States May 12, 2015 Details
May 04, 2015 tavianne Brunswick County, North Carolina, United States May 04, 2015 Details
October 02, 2014 Ayatana Artists Quebec, Canada April 30, 2015 Details
August 09, 2014 MarciaVD Allegan County, Michigan, United States April 12, 2015 Details
August 09, 2014 biselr Osceola County, Michigan, United States April 12, 2015 Details
August 23, 2014 stoltzfu Eaton County, Michigan, United States April 12, 2015 Details
August 19, 2013 Ken Cheeks Horry County, South Carolina, United States March 22, 2015 Details
July 04, 2014 AllenRatz Buncombe County, North Carolina, United States February 08, 2015 Details
August 02, 1979 Indy Entomologist Barren County, Kentucky, United States February 05, 2015 Details
June 29, 2014 AllenRatz Buncombe County, North Carolina, United States February 04, 2015 Details
June 22, 2014 AllenRatz Buncombe County, North Carolina, United States January 28, 2015 Details
August 10, 2008 Indy Entomologist Boone County, Indiana, United States January 14, 2015 Details
July 04, 2014 delo727 Essex County, New York, United States January 10, 2015 Details
August 01, 2014 Ilona L. Dane County, Wisconsin, United States December 29, 2014 Details
September 15, 2014 ELJLYLE Gilmer County, Georgia, United States December 16, 2014 Details
September 14, 2014 snakeowl Fulton County, Georgia, United States December 16, 2014 Details
September 23, 2014 Mariemcc Cobb County, Georgia, United States December 16, 2014 Details
September 27, 2014 whatisthatbug Fulton County, Georgia, United States December 16, 2014 Details
September 29, 2014 rhondah Gwinnett County, Georgia, United States December 16, 2014 Details
December 06, 2014 rhh0ryu Martin County, Florida, United States December 07, 2014 Details
July 11, 2014 vangundyamyjo Fairfield County, Ohio, United States November 26, 2014 Details
September 16, 2014 hailblue Anderson County, South Carolina, United States November 21, 2014 Details
October 09, 2014 jjflossem Hernando County, Florida, United States November 18, 2014 Details
October 12, 2014 jjflossem Hernando County, Florida, United States November 18, 2014 Details
September 30, 2014 Mizhicks Pulaski County, Arkansas, United States November 17, 2014 Details
September 29, 2014 jjflossem Hernando County, Florida, United States November 16, 2014 Details
September 19, 2014 pillerpg Ohio, United States September 29, 2014 Details
September 28, 2014 psilbermann Berks County, Pennsylvania, United States September 29, 2014 Details
September 23, 2014 routledge_SaultCollege Ontario, Canada September 28, 2014 Details
September 26, 2014 cmintel Gloucester County, New Jersey, United States September 27, 2014 Details
September 18, 2014 Militant Duck Waukesha County, Wisconsin, United States September 25, 2014 Details
September 25, 2014 J. Skuba Porter County, Indiana, United States September 25, 2014 Details
September 25, 2014 hodgese Texas, United States, Williamson County September 25, 2014 Details
August 26, 2014 Terry W. Johnson Georgia, Talbot County, United States September 24, 2014 Details
September 05, 2014 CeciliaM Chatham County, Georgia, United States September 24, 2014 Details
September 23, 2014 Kathy Long New Hanover County, North Carolina, United States September 24, 2014 Details
September 23, 2014 rwcarmody Howard County, Maryland, United States September 24, 2014 Details
September 23, 2014 pdhahn Galveston County, Texas, United States September 23, 2014 Details
September 22, 2014 iinv003 Union County, North Carolina, United States September 22, 2014 Details
September 22, 2014 mcm1951 Brazoria County, Texas, United States September 22, 2014 Details
September 20, 2014 John LeBlanc Chesterfield County, Virginia, United States September 20, 2014 Details