Attributes of Automeris io

Io moth
Automeris io (Fabricius, 1775)

Family: Saturniidae
Subfamily: Hemileucinae
Identification: Upperside occasionally males from the spring brood will be mostly brown. Female forewings are brown or brownish purple to red and the bands and eyespots may or may not be apparent. Hindwings of both sexes are yellow to brownish orange with yellow or orange margins. Each hindwing has a large black and blue eyespot with a white dash in the middle.
Wing Span: 2 - 3 1/8 inches (5 - 8 cm).
Life History: Adults emerge during late morning or early afternoon, and mating takes place in the late evening. Females lay clumps of eggs on leaves or stems of the host plants. Young caterpillars feed together as a group and move in long "trains" while older caterpillars feed alone. Papery cocoons are spun in litter under the host plant or in crevices.
Flight: One brood in the north from May-June, two to three broods in the south from February-September, several broods throughout the year in the Florida Keys.
Caterpillar Hosts: A variety of plants including hackberry (Celtis), willow (Salix), mesquite (Prosopis), redbud (Cercis), currant (Ribes), blackberry (Rubus), and pear (Pyrus).
Adult Food: Adults do not feed.
Habitat: Deciduous forests, thorn scrub, and suburban areas.
Range: Maine west across southern Canada to southeastern Manitoba, the Dakotas, Nebraska, and Colorado; south to the Florida Keys, the Gulf states, Texas, and New Mexico; Mexico south to Costa Rico.
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 Automeris io

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Automeris io - Automeris_ioTXTylerWandaSmith01Jun08-crop.jpg

Automeris io - Automeris_ioTXTylerWandaSmith01Jun08-crop.jpg
Automeris io - Automeris_ioTXTylerWandaSmith01Jun08-HWcrop.jpg

Automeris io - Automeris_ioTXTylerWandaSmith01Jun08-HWcrop.jpg
Automeris io - Automeris_io_female-Symonds.jpg

Automeris io - Automeris_io_female-Symonds.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
June 25, 2016 Colormemichelle Williamson County, Tennessee, United States August 21, 2016 Details
August 13, 2016 reb00t Tulsa County, Oklahoma, United States August 15, 2016 Details
July 30, 2016 gldearman Jefferson County, Florida, United States August 13, 2016 Details
July 29, 2016 gldearman Jefferson County, Florida, United States August 13, 2016 Details
June 17, 2015 iangardner Lebanon County, Pennsylvania, United States August 12, 2016 Details
July 28, 2016 GCSnelling Craighead County, Arkansas, United States August 01, 2016 Details
June 24, 2016 iangardner Dauphin County, Pennsylvania, United States July 29, 2016 Details
July 04, 2016 Benjamin Miller Knox County, Ohio, United States July 29, 2016 Details
July 16, 2016 iangardner Sussex County, Delaware, United States July 28, 2016 Details
June 13, 2014 Peter Homann Leon County, Florida, United States July 25, 2016 Details
June 04, 2016 rdhealy1951@aol.com Hart County, Kentucky, United States July 21, 2016 Details
July 12, 2016 joep01 Allegheny County, Pennsylvania, United States July 12, 2016 Details
July 08, 2016 curtis.lehman (Joe Pusateri) Butler County, Pennsylvania, United States July 08, 2016 Details
June 30, 2016 treichard Anne Arundel County, Maryland, United States July 06, 2016 Details
May 30, 2016 Colleen Crislip Chatham County, Georgia, United States July 01, 2016 Details
June 27, 2016 Saradu Lincoln County, Oklahoma, United States July 01, 2016 Details
June 30, 2016 BJ Berks County, Pennsylvania, United States July 01, 2016 Details
June 17, 2016 Mms029 Union County, North Carolina, United States June 30, 2016 Details
June 04, 2016 BeaLaporte Ontario, Canada June 30, 2016 Details
June 26, 2016 somemel Union County, Ohio, United States June 27, 2016 Details
June 27, 2016 Joe Bartok Ontario, Canada June 27, 2016 Details
June 25, 2016 Christine07 Monroe County, Pennsylvania, United States June 26, 2016 Details
June 25, 2016 Tfisthisbug Washington County, Maryland, United States June 26, 2016 Details
June 09, 2016 treichard Anne Arundel County, Maryland, United States June 15, 2016 Details
June 02, 2016 DanznPisces Pushmataha County, Oklahoma, United States June 15, 2016 Details
June 03, 2016 just4me77 Venango County, Pennsylvania, United States June 13, 2016 Details
May 25, 2016 sharin Clarion County, Pennsylvania, United States June 11, 2016 Details
June 05, 2016 westphalsophie123 Texas, Nueces County, United States June 05, 2016 Details
June 05, 2016 topmarmot Harris County, Texas, United States June 05, 2016 Details
May 15, 2016 John LeBlanc Alachua County, Florida, United States May 30, 2016 Details
May 12, 2016 memaw70 Cleveland County, Oklahoma, United States May 13, 2016 Details
April 16, 2016 peterogers15 Brevard County, Florida, United States April 21, 2016 Details
August 19, 2015 amyschaich@yahoo.com Orange County, North Carolina, United States April 09, 2016 Details
June 30, 2014 JohnBoback Monongalia County, West Virginia, United States April 03, 2016 Details
March 26, 2016 alljiang Brazoria County, Texas, United States March 27, 2016 Details
June 19, 2015 curtis.lehman Bedford County, Pennsylvania, United States January 11, 2016 Details
June 15, 2015 curtis.lehman (Jerry McWilliams) Warren County, Pennsylvania, United States December 15, 2015 Details
July 05, 2015 Butterfly Ridge Hocking County, Ohio, United States December 05, 2015 Details
July 05, 2015 Butterfly Ridge Hocking County, Ohio, United States December 05, 2015 Details
November 02, 2015 D. Dodd Texas, Starr County, United States November 29, 2015 Details
November 27, 2015 seemor123 Glades County, Florida, United States November 29, 2015 Details
August 03, 2014 Joe Bartok Ontario, Canada November 16, 2015 Details
October 15, 2015 Syncopations Texas, Nueces County, United States October 17, 2015 Details
May 29, 2015 curtis.lehman Crawford County, Pennsylvania, United States October 17, 2015 Details
June 23, 2015 Appy-Brown Grand Isle County, Vermont, United States October 11, 2015 Details
June 19, 2015 AllenRatz Buncombe County, North Carolina, United States October 02, 2015 Details
July 02, 2015 michaeloberg Etowah County, Alabama, United States September 21, 2015 Details
July 03, 2015 michaeloberg Etowah County, Alabama, United States September 21, 2015 Details
July 04, 2015 michaeloberg Etowah County, Alabama, United States September 21, 2015 Details
July 07, 2015 Elvientoloco San Miguel County, New Mexico, United States September 16, 2015 Details