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

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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)

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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 22, 2016 Mike belfield St Clair County, Illinois, United States July 22, 2016 Details
July 21, 2016 Sammie Wisner York County, Pennsylvania, United States July 22, 2016 Details
July 22, 2016 CarrollCountyKentuckyCES Carroll County, Kentucky, United States July 22, 2016 Details
July 19, 2016 digginflowers Adams County, Pennsylvania, United States July 21, 2016 Details
July 19, 2016 jasonsewell Goochland County, Virginia, United States July 20, 2016 Details
July 20, 2016 MJS64 Monongalia County, West Virginia, United States July 20, 2016 Details
July 08, 2016 DewdropMama Elmore County, Alabama, United States July 12, 2016 Details
July 11, 2016 todonnell Westmoreland County, Pennsylvania, United States July 12, 2016 Details
July 12, 2016 JoanLawrence Williams County, Ohio, United States July 12, 2016 Details
July 12, 2016 Gregelson Linn County, Missouri, United States July 12, 2016 Details
July 08, 2016 laurensx Union County, North Carolina, United States July 11, 2016 Details
July 11, 2016 Joecavote Lehigh County, Pennsylvania, United States July 11, 2016 Details
July 09, 2016 Smitty54 McLean County, Illinois, United States July 10, 2016 Details
July 09, 2016 Marie Nevard Ocean County, New Jersey, United States July 09, 2016 Details
July 07, 2016 Kstahlhut Shelby County, Alabama, United States July 07, 2016 Details
September 04, 2015 Kamrynjordyn Douglas County, Nebraska, United States July 06, 2016 Details
July 03, 2016 pgfracing Washington County, Nebraska, United States July 06, 2016 Details
July 04, 2016 BelairPhil Patrick County, Virginia, United States July 05, 2016 Details
July 04, 2016 Joe Bartok Ontario, Canada July 04, 2016 Details
July 01, 2016 Ksmith3 Marion County, Indiana, United States July 03, 2016 Details
June 27, 2016 Dragonhunter Rock Island County, Illinois, United States June 30, 2016 Details
June 29, 2016 Lilwonders7 Beaver County, Pennsylvania, United States June 29, 2016 Details
July 31, 2015 MichaelWomack Lumpkin County, Georgia, United States June 11, 2016 Details
May 02, 2016 Audreyt324 Coweta County, Georgia, United States June 11, 2016 Details
June 04, 2016 4wildlife Lee County, Florida, United States June 11, 2016 Details
July 23, 2015 Aleasha Carrier Jefferson County, Kentucky, United States May 31, 2016 Details
March 09, 2016 Kate Klauer Dauphin County, Pennsylvania, United States May 28, 2016 Details
May 21, 2016 Larry Zicherman Pitt County, North Carolina, United States May 22, 2016 Details
September 19, 2015 amyschaich@yahoo.com Orange County, North Carolina, United States April 09, 2016 Details
August 09, 2015 AllenRatz Buncombe County, North Carolina, United States April 09, 2016 Details
July 28, 2015 JohnBoback Monongalia County, West Virginia, United States March 27, 2016 Details
July 12, 2008 franpope Morgan County, West Virginia, United States February 27, 2016 Details
July 19, 2015 this_kendra Tennessee, United States February 22, 2016 Details
July 19, 2015 AllenRatz Buncombe County, North Carolina, United States February 06, 2016 Details
October 17, 2015 johnfjarvis Columbia County, Georgia, United States January 01, 2016 Details
September 22, 2015 Didge4ever Camden County, Georgia, United States December 23, 2015 Details
October 04, 2015 Cagdrg Georgia, United States December 21, 2015 Details
August 30, 2014 Mancre Quebec, Canada December 05, 2015 Details
September 01, 2014 bethpotter Quebec, Canada December 05, 2015 Details
November 20, 2015 lostpineslife Bastrop County, Texas, United States November 23, 2015 Details
July 18, 2015 curtis.lehman Roanoke County, Virginia, United States November 12, 2015 Details
July 17, 2015 Ilona L. Dane County, Wisconsin, United States November 06, 2015 Details
July 14, 2015 Ilona L. Dane County, Wisconsin, United States November 06, 2015 Details
September 10, 2015 Labyrinthine Dane County, Wisconsin, United States October 31, 2015 Details
October 15, 2015 H P Sadler Louisa County, Virginia, United States October 17, 2015 Details
June 19, 2010 Joe Bartok Ontario, Canada October 15, 2015 Details
October 06, 2015 rileyrye_2004 Marion County, Florida, United States October 10, 2015 Details
October 09, 2015 KaraM Collier County, Florida, United States October 09, 2015 Details
September 01, 2015 jjflossem Hernando County, Florida, United States October 01, 2015 Details
September 03, 2015 jjflossem Hernando County, Florida, United States October 01, 2015 Details