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
September 04, 2015 AllisonA1981 Will County, Illinois, United States September 04, 2015 Details
September 03, 2015 Guglipm63 Porter County, Indiana, United States September 03, 2015 Details
September 01, 2015 lashane Craven County, North Carolina, United States September 01, 2015 Details
August 18, 2015 johnc Ontario, Canada August 31, 2015 Details
August 28, 2015 Shelly Gay Elkhart County, Indiana, United States August 31, 2015 Details
August 31, 2015 Smarsh95 Frederick County, Maryland, United States August 31, 2015 Details
August 31, 2015 cmar2cmar Jefferson County, Alabama, United States August 31, 2015 Details
August 24, 2015 Randy Schienbein Ontario, Canada August 30, 2015 Details
August 27, 2015 Jan 13 Winnebago County, Illinois, United States August 30, 2015 Details
August 29, 2015 Thorp family Macoupin County, Illinois, United States August 29, 2015 Details
August 29, 2015 Keikosan Marion County, Ohio, United States August 29, 2015 Details
August 17, 2015 MadMD Jefferson County, Alabama, United States August 27, 2015 Details
August 21, 2015 Mullisb Boone County, Indiana, United States August 24, 2015 Details
August 12, 2015 lilkriskattn Hamilton County, Tennessee, United States August 24, 2015 Details
August 18, 2015 Waumpi Seminole County, Florida, United States August 21, 2015 Details
September 20, 2014 Allen Belden Richmond City County, Virginia, United States August 20, 2015 Details
August 18, 2015 Kelkath72 Jackson Parish, Louisiana, United States August 19, 2015 Details
August 17, 2015 jthoennes Dorchester County, South Carolina, United States August 18, 2015 Details
August 17, 2015 johnc Ontario, Canada August 18, 2015 Details
July 01, 2014 johnc Ontario, Canada August 18, 2015 Details
August 13, 2015 TTremblay Ontario, Canada August 17, 2015 Details
August 13, 2015 kirstensclay Nottoway County, Virginia, United States August 17, 2015 Details
August 12, 2015 sixmiler Ontario, Canada August 13, 2015 Details
August 06, 2015 planetzog Tennessee, United States August 12, 2015 Details
August 08, 2015 Shely_mariposa18 Madison County, Alabama, United States August 11, 2015 Details
August 10, 2015 combray Athens County, Ohio, United States August 10, 2015 Details
July 02, 2003 Joe Saunders Mercer County, West Virginia, United States August 09, 2015 Details
August 07, 2015 Lil_kim Ontario, Canada August 08, 2015 Details
August 05, 2015 melgiarratana Frederick County, Virginia, United States August 07, 2015 Details
August 04, 2015 Kamoo95 Cheatham County, Tennessee, United States August 06, 2015 Details
August 04, 2015 Jon Rapp Christian County, Missouri, United States August 06, 2015 Details
August 05, 2015 lionilt Hampton City County, Virginia, United States August 05, 2015 Details
July 04, 2014 thread7@gmail.com Michigan, United States August 04, 2015 Details
August 01, 2015 Jessicakiesz Wayne County, Michigan, United States August 04, 2015 Details
August 01, 2015 larisag Ontario, Canada August 03, 2015 Details
July 22, 2015 ba.cowan Kenton County, Kentucky, United States August 02, 2015 Details
August 01, 2015 Bob Maushammer Charlottesville City County, Virginia, United States August 02, 2015 Details
July 29, 2015 Sage of Soul Marion County, Indiana, United States August 02, 2015 Details
July 17, 2015 toddconway Winneshiek County, Iowa, United States August 01, 2015 Details
July 29, 2015 DazedandConfuzed Monmouth County, New Jersey, United States August 01, 2015 Details
July 29, 2015 CracklnRosie Montgomery County, Maryland, United States July 30, 2015 Details
July 30, 2015 Ivyjnkyrd Buncombe County, North Carolina, United States July 30, 2015 Details
July 26, 2015 Winter Ontario, Canada July 29, 2015 Details
July 27, 2015 Katie99 Allegany County, Maryland, United States July 28, 2015 Details
July 26, 2015 kigermom Eaton County, Michigan, United States July 28, 2015 Details
July 20, 2015 Moon Guilford County, North Carolina, United States July 27, 2015 Details
July 23, 2015 kmm0415 Pickens County, South Carolina, United States July 27, 2015 Details
July 24, 2015 stomlins701 Cocke County, Tennessee, United States July 27, 2015 Details
July 26, 2015 jjflossem Polk County, North Carolina, United States July 26, 2015 Details
July 26, 2015 Eastert Jefferson County, Missouri, United States July 26, 2015 Details