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 1 - 24 of 248 verified sightings
Observation date: Jun 27, 2024
Submitted by: J_Martineau
Region: Lyman County, South Dakota, United States
Verified by: J_Martineau
Verified date: Nov 19, 2024
Observation date: Jul 14, 2023
Submitted by: gjkoppel
Region: Highland County, Ohio, United States
Verified by: rogerdowner
Verified date: Oct 12, 2024
Observation date: Jun 17, 2024
Submitted by: Tommie Rogers
Region: Hamilton County, Tennessee, United States
Verified by: rogerdowner
Verified date: Jun 17, 2024
Observation date: Jun 15, 2024
Submitted by: jrtindall
Region: Mercer County, New Jersey, United States
Verified by: curtis.lehman
Verified date: Jun 16, 2024
Observation date: May 26, 2024
Submitted by: Steven Wilson
Region: Hampshire County, West Virginia, United States
Verified by: curtis.lehman
Verified date: May 26, 2024
Observation date: Jun 18, 2017
Submitted by: SaratogaGap
Region: Santa Cruz County, California, United States
Verified by: mcduck
Verified date: Dec 20, 2023
Observation date: Nov 13, 2023
Submitted by: John Gibbons
Region: Pinellas County, Florida, United States
Verified by: curtis.lehman
Verified date: Nov 15, 2023
Observation date: Jul 04, 2023
Submitted by: Tommie Rogers
Region: Marion County, Tennessee, United States
Verified by: rogerdowner
Verified date: Jul 15, 2023
Observation date: Jul 10, 2023
Submitted by: Alienj
Region: Boone County, West Virginia, United States
Verified by: curtis.lehman
Verified date: Jul 11, 2023
Observation date: Jun 24, 2023
Submitted by: Bpelletier
Region: Kankakee County, Illinois, United States
Verified by: rogerdowner
Verified date: Jun 25, 2023
Observation date: Jun 10, 2023
Submitted by: jrtindall
Region: Mercer County, New Jersey, United States
Verified by: curtis.lehman
Verified date: Jun 12, 2023
Observation date: May 25, 2023
Submitted by: Donnadirect
Region: Gem County, Idaho, United States
Verified by: J_Martineau
Verified date: May 30, 2023
Observation date: May 15, 2023
Submitted by: jrfleullan
Region: Effingham County, Georgia, United States
Verified by: Mikelchap
Verified date: May 20, 2023
Observation date: May 19, 2023
Submitted by: Ann Shapiro
Region: Wilson County, Tennessee, United States
Verified by: rogerdowner
Verified date: May 19, 2023
Observation date: Jun 03, 2022
Submitted by: plawryniuk
Region: Maricopa County, Arizona, United States
Verified by: kellyrichers
Verified date: Sep 26, 2022
Observation date: Jun 04, 2021
Submitted by: Eric Wood
Region: Boone County, Missouri, United States
Verified by: jamesdurbin
Verified date: Sep 11, 2022
Observation date: Jul 22, 2022
Submitted by: Dwaine Wagoner
Region: Natrona County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jul 23, 2022
Observation date: Jul 16, 2022
Submitted by: JMJaskula
Region: Newton County, Indiana, United States
Verified by: rogerdowner
Verified date: Jul 18, 2022
Observation date: Jun 15, 2022
Submitted by: cskipper
Region: Garrett County, Maryland, United States
Verified by: rogerdowner
Verified date: Jul 13, 2022
Observation date: Jul 08, 2022
Submitted by: TJ in Derry
Region: Rockingham County, New Hampshire, United States
Verified by: rogerdowner
Verified date: Jul 09, 2022
Observation date: Jun 04, 2022
Submitted by: JMJaskula
Region: Boone County, Indiana, United States
Verified by: rogerdowner
Verified date: Jul 01, 2022
Observation date: Jun 01, 2022
Submitted by: lassa8
Region: Montgomery County, Maryland, United States
Verified by: rogerdowner
Verified date: Jun 07, 2022
Observation date: Apr 01, 2022
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: mcduck
Verified date: May 30, 2022
Observation date: Mar 29, 2022
Submitted by: Kelli Beaty
Region: Houston County, Alabama, United States
Verified by: stomlins701
Verified date: Apr 03, 2022
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