Attributes of Lymantria dispar

Gypsy Moth
Lymantria dispar (Linnaeus, 1758)

Family: Erebidae
Subfamily: Lymantriinae
Identification: Sexually dimorphic: female much larger and lighter in color. Forewing brown with yellowish overlay in male. Hindwing yellowish to reddish brown. Reniform spot consists of three black spots (usually merged) in both sexes; black orbicular dot also present. Wings whitish in female, with deeply scalloped gray lines and black spots. Terminal line a series of black dots on forewing and hindwing.
Wing Span: 3-4 cm in males; 5.6-6.7 cm in females.
Life History: Larvae can defoliate large tracts of forests in peak years. In woods where larvae are numerous, you can actually hear them feeding.
Flight:
Caterpillar Hosts: Oaks are preferred. Also alder, apple, basswood, birches, box elder, hawthorn, hazelnut, larch, mountain-ash, poplars, rose bushes, sumac, willows, and witch-hazel.
Adult Food:
Habitat: Forests.
Range: Deliberately introduced from Europe at Medford, Massachusetts in 1868 or 1869 by Leopold Trouvelot, who hoped to raise this moth for silk production. Now, established from Nova Scotia to North Carolina and Florida, west to Michigan, Illinois, and Missouri. Range is expanding.
Conservation:
NCGR:
Management Needs:
Taxonomy Notes:

Images of Lymantria dispar

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Lymantria dispar - lymantria_dispar_2010_07_16_farm_022.jpg

Lymantria dispar - lymantria_dispar_2010_07_16_farm_022.jpg
Lymantria dispar - lymantria_dispar_2010_07_16_farm_020.jpg

Lymantria dispar - lymantria_dispar_2010_07_16_farm_020.jpg
Lymantria dispar - Lymantria-dispar-Bob-Moul-327.jpg

Lymantria dispar - Lymantria-dispar-Bob-Moul-327.jpg
Lymantria dispar - Lymantria-dispar-Bob-Moul-328.jpg

Lymantria dispar - Lymantria-dispar-Bob-Moul-328.jpg
Lymantria dispar - Lymantria_dispar-ValSullivan.jpg

Lymantria dispar - Lymantria_dispar-ValSullivan.jpg
Lymantria dispar - Lymantria-dispar-Bob-Moul-329.jpg

Lymantria dispar - Lymantria-dispar-Bob-Moul-329.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 21, 2015 m.woods41@comcast.net Barnstable County, Massachusetts, United States August 27, 2015 Details
June 17, 2015 Jarchibold Saratoga County, New York, United States August 21, 2015 Details
July 20, 2015 Joe Saunders Mercer County, West Virginia, United States August 21, 2015 Details
August 04, 2015 escianci Piscataquis County, Maine, United States August 06, 2015 Details
July 25, 2015 Jim Dolan Columbiana County, Ohio, United States August 05, 2015 Details
July 29, 2015 juliereid Ontario, Canada July 29, 2015 Details
July 20, 2015 rab7552 Bristol County, Massachusetts, United States July 25, 2015 Details
July 21, 2015 Beachnicks Plymouth County, Massachusetts, United States July 22, 2015 Details
July 17, 2015 Jarchibold Saratoga County, New York, United States July 19, 2015 Details
July 14, 2015 cblazo Franklin County, Pennsylvania, United States July 14, 2015 Details
July 08, 2015 Shane Miller Beaver County, Pennsylvania, United States July 09, 2015 Details
July 18, 2007 PONYRCR Monroe County, Pennsylvania, United States July 09, 2015 Details
July 07, 2015 KBarylski Washington County, Maryland, United States July 09, 2015 Details
July 05, 2015 ravenwong Ontario, Canada July 08, 2015 Details
July 08, 2015 Intrinsic3141 Suffolk County, New York, United States July 08, 2015 Details
July 08, 2015 Intrinsic3141 Suffolk County, New York, United States July 08, 2015 Details
July 08, 2015 yardbird Camden County, New Jersey, United States July 08, 2015 Details
July 04, 2015 suepitou@aol.com Ontario, Canada July 07, 2015 Details
July 06, 2015 RoscoeB Ontario, Canada July 06, 2015 Details
June 09, 2015 juliereid Ontario, Canada July 02, 2015 Details
June 29, 2015 digginflowers Page County, Virginia, United States July 01, 2015 Details
June 23, 2015 Suntanner55 Kenosha County, Wisconsin, United States June 28, 2015 Details
June 25, 2015 digginflowers Lebanon County, Pennsylvania, United States June 25, 2015 Details
July 31, 2013 LinRandolph Ashtabula County, Ohio, United States May 06, 2015 Details
July 19, 2014 falecore Richmond County, New York, United States March 11, 2015 Details
July 19, 2014 Sue Gregoire Schuyler County, New York, United States February 19, 2015 Details
August 08, 2012 reutere Delaware County, New York, United States February 13, 2015 Details
July 29, 2014 CathK Albany County, New York, United States February 10, 2015 Details
August 01, 1980 Indy Entomologist Schuyler County, New York, United States January 31, 2015 Details
June 21, 2014 a-o Tompkins County, New York, United States January 28, 2015 Details
August 03, 2014 cyric Kent County, Rhode Island, United States January 28, 2015 Details
July 23, 2014 Steffaniegee Middlesex County, Connecticut, United States January 20, 2015 Details
July 05, 2013 tjrickert Armstrong County, Pennsylvania, United States January 16, 2015 Details
July 19, 2014 Marian Goldsmith Washington County, Rhode Island, United States January 10, 2015 Details
June 16, 2014 AngelaCoco Luzerne County, Pennsylvania, United States January 01, 2015 Details
June 20, 2014 AngelaCoco Luzerne County, Pennsylvania, United States January 01, 2015 Details
July 12, 2014 Bushytail3 Centre County, Pennsylvania, United States December 27, 2014 Details
July 12, 2014 snickersnax Middlesex County, Massachusetts, United States December 01, 2014 Details
July 16, 2014 psteeves Worcester County, Massachusetts, United States September 29, 2014 Details
July 22, 2014 Sheryl Johnson Barnstable County, Massachusetts, United States September 06, 2014 Details
August 04, 2014 b.cn.u Ontario, Canada September 05, 2014 Details
August 01, 2014 Shane Miller Beaver County, Pennsylvania, United States August 31, 2014 Details
July 26, 2014 Shane Miller Beaver County, Pennsylvania, United States August 08, 2014 Details
August 02, 2014 dapuglet Ontario, Canada August 04, 2014 Details
August 03, 2014 juliereid Ontario, Canada August 03, 2014 Details
July 02, 2006 franpope Garrett County, Maryland, United States August 02, 2014 Details
July 05, 2014 a-o Essex County, Massachusetts, United States July 28, 2014 Details
July 25, 2014 schmev24 Hampden County, Massachusetts, United States July 28, 2014 Details
July 26, 2014 Shane Miller Beaver County, Pennsylvania, United States July 28, 2014 Details
July 26, 2014 Shane Miller Beaver County, Pennsylvania, United States July 28, 2014 Details