Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Carpenterworm Moth
Prionoxystus robiniae (Peck, 1818)
Family: Cossidae
Subfamily: Cossinae
Identification: Forewing in female mottled gray and blackish, slightly translucent. Forewing in male less sharply mottled. Hindwing yellow with black outer border in male; no yellow in female.
Wing Span: 4.3-8.5 cm. Female larger than male.
Life History: Larva bores into wood, and the life cycle takes 3-4 years. Larval tunnels decrease the value of hardwood lumber.
Flight: April-October, mostly June-July.
Caterpillar Hosts: Ash, chestnut, locusts, oaks, poplars, willows, and other trees.
Adult Food:
Habitat:
Range: Throughout eastern North America.
Conservation:
NCGR:
Management Needs:
Comments: NULL
Alternate Scientific Names:
Prionoxystus robinae
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Verified Sightings

Displaying 25 - 48 of 248 verified sightings
Observation date: Jul 08, 2021
Submitted by: Allen B
Region: Fentress County, Tennessee, United States
Verified by: Allen B
Verified date: Jan 05, 2022
  Details
Observation date: Aug 27, 2019
Submitted by: Rexdog
Region: Franklin County, Ohio, United States
Verified by: BarbSendelbach
Verified date: Jan 05, 2022
  Details
Observation date: Jun 15, 2016
Submitted by: JMJaskula
Region: Jasper County, Indiana, United States
Verified by: rogerdowner
Verified date: Nov 13, 2021
  Details
Observation date: Jun 17, 2021
Submitted by: reupurtbones
Region: Warren County, Kentucky, United States
Verified by: rogerdowner
Verified date: Sep 10, 2021
  Details
Observation date: Jul 17, 2021
Submitted by: Cheri Pierce
Region: Lake County, Florida, United States
Verified by: curtis.lehman
Verified date: Sep 04, 2021
  Details
Observation date: Aug 17, 2021
Submitted by: Mikelchap
Region: Glynn County, Georgia, United States
Verified by: Mikelchap
Verified date: Aug 18, 2021
  Details
Observation date: Jun 11, 2021
Submitted by: S_Gucciardo
Region: Pottawattamie County, Iowa, United States
Verified by: jamesdurbin
Verified date: Aug 12, 2021
  Details
Observation date: Nov 04, 2019
Submitted by: Mark Salvato
Region: Hidalgo County, Texas, United States
Verified by: stomlins701
Verified date: Aug 05, 2021
  Details
Observation date: Jun 07, 2021
Submitted by: John LeBlanc
Region: Chesterfield County, Virginia, United States
Verified by: rogerdowner
Verified date: Jul 18, 2021
  Details
Observation date: Jul 16, 2021
Submitted by: Honestbloom
Region: Plymouth County, Massachusetts, United States
Verified by: rogerdowner
Verified date: Jul 18, 2021
  Details
Observation date: Jun 29, 2021
Submitted by: blueracer
Region: Ashland County, Ohio, United States
Verified by: Ohio97
Verified date: Jun 30, 2021
  Details
Observation date: Jun 05, 2021
Submitted by: mutewitness
Region: Louisa County, Virginia, United States
Verified by: rogerdowner
Verified date: Jun 18, 2021
  Details
Observation date: May 01, 2021
Submitted by: Mikelchap
Region: Glynn County, Georgia, United States
Verified by: Mikelchap
Verified date: May 04, 2021
  Details
Observation date: Apr 21, 2021
Submitted by: Mikelchap
Region: Glynn County, Georgia, United States
Verified by: Mikelchap
Verified date: Apr 24, 2021
  Details
Observation date: Feb 10, 2019
Submitted by: db34803
Region: Jackson County, Oregon, United States
Verified by: davidwdroppers
Verified date: Mar 31, 2021
  Details
Observation date: Mar 13, 2021
Submitted by: Mikelchap
Region: Glynn County, Georgia, United States
Verified by: Mikelchap
Verified date: Mar 16, 2021
  Details
Observation date: Feb 09, 2021
Submitted by: lyndageller
Region: Sarasota County, Florida, United States
Verified by: curtis.lehman
Verified date: Feb 12, 2021
  Details
Observation date: Jul 23, 2019
Submitted by: annielynn30
Region: Jackson County, Michigan, United States
Verified by: Mark Wheeler
Verified date: Feb 02, 2021
  Details
Observation date: Jul 08, 2017
Submitted by: MarkNenadov
Region: Ontario, Canada
Verified by: rogerdowner
Verified date: Feb 02, 2021
  Details
Observation date: Jun 21, 2019
Submitted by: jlord
Region: Davis County, Utah, United States
Verified by: J_Martineau
Verified date: Feb 02, 2021
  Details
Observation date: Aug 01, 2019
Submitted by: Riley A
Region: Ravalli County, Montana, United States
Verified by: davidwdroppers
Verified date: Jan 03, 2021
  Details
Observation date: Jun 18, 2007
Submitted by: wade wander
Region: Sussex County, New Jersey, United States
Verified by: curtis.lehman
Verified date: Nov 26, 2020
  Details
Observation date: Sep 14, 2020
Submitted by: rob77897@gmail.com
Region: Manatee County, Florida, United States
Verified by: curtis.lehman
Verified date: Sep 29, 2020
  Details
Observation date: Jun 07, 2015
Submitted by: Treespirit
Region: Missoula County, Montana, United States
Verified by: davidwdroppers
Verified date: Aug 07, 2020
  Details

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