Elm sphinx
Ceratomia amyntor (Geyer, 1835)
Family: Sphingidae
Subfamily: Sphinginae
Identification: Forewing is brown with dark brown and white markings including a white costal area, dark streaks along veins, and a white spot in the cell. Hindwing is light brown and has a dark brown band along the outer margin.
Wing Span: 3 1/4 - 4 1/2 inches (8.2 - 11.5 cm).
Life History: Fully-grown caterpillars pupate and overwinter in burrows underground.
Flight: . One brood in the north from June-July, two broods in the south from March-October.
Caterpillar Hosts: Elm (Ulmus), birch (Betula), basswood (Tilia), and cherry (Prunus).
Adult Food: Adults probably do not feed.
Habitat: A wide variety of forested and open habitats.
Range: Nova Scotia west to Saskatchewan and western North Dakota and Colorado; south to central Florida, the Gulf Coast, Texas, and New Mexico.
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.
Comments: NULL
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Verified Sightings
Displaying 1 - 24 of 527 verified sightings
Observation date: Jul 08, 2024
Submitted by: tylerjameskarr
Region: Cook County, Illinois, United States
Verified by: jwileyrains
Verified date: Dec 25, 2024
Observation date: Jul 16, 2023
Submitted by: gjkoppel
Region: Highland County, Ohio, United States
Verified by: rogerdowner
Verified date: Sep 19, 2024
Observation date: Jul 28, 2024
Submitted by: MGCWichita
Region: Crosby County, Texas, United States
Verified by: stomlins701
Verified date: Sep 05, 2024
Observation date: Aug 25, 2024
Submitted by: John Terpstra
Region: Ontario, Canada
Verified by: curtis.lehman
Verified date: Aug 30, 2024
Observation date: Aug 02, 2024
Submitted by: Bob Jacobson
Region: Chippewa County, Wisconsin, United States
Verified by: Ilona L.
Verified date: Aug 06, 2024
Observation date: Jul 21, 2024
Submitted by: BillieMilo
Region: Rutland County, Vermont, United States
Verified by: jwileyrains
Verified date: Jul 22, 2024
Observation date: Jun 28, 2024
Submitted by: David Trently
Region: Wayne County, Pennsylvania, United States
Verified by: curtis.lehman
Verified date: Jul 06, 2024
Observation date: Jul 15, 2019
Submitted by: eattaway92
Region: Will County, Illinois, United States
Verified by: rogerdowner
Verified date: Mar 09, 2024
Observation date: Jul 15, 2023
Submitted by: CincyJeff
Region: Highland County, Ohio, United States
Verified by: rogerdowner
Verified date: Jan 13, 2024
Observation date: Jul 23, 2023
Submitted by: Dawnsmoth
Region: Alamance County, North Carolina, United States
Verified by: rogerdowner
Verified date: Nov 11, 2023
Observation date: Sep 08, 2023
Submitted by: CumberlandCo
Region: Perry County, Pennsylvania, United States
Verified by: J_Martineau
Verified date: Oct 06, 2023
Observation date: Jul 10, 2023
Submitted by: Jerry Friedman
Region: Rio Arriba County, New Mexico, United States
Verified by: jwileyrains
Verified date: Sep 24, 2023
Observation date: Jul 08, 2023
Submitted by: naj.pilla
Region: Porter County, Indiana, United States
Verified by: rogerdowner
Verified date: Aug 26, 2023
Observation date: Aug 18, 2023
Submitted by: Susan McSwain
Region: Nelson County, Virginia, United States
Verified by: rogerdowner
Verified date: Aug 26, 2023
Observation date: Jul 04, 2023
Submitted by: cmaccleve
Region: Hennepin County, Minnesota, United States
Verified by: Tom Middagh
Verified date: Jul 27, 2023
Observation date: Jul 23, 2023
Submitted by: gatheringmosses
Region: Cass County, Minnesota, United States
Verified by: Tom Middagh
Verified date: Jul 27, 2023
Observation date: Jul 23, 2023
Submitted by: Kadii
Region: Bedford County, Pennsylvania, United States
Verified by: curtis.lehman
Verified date: Jul 23, 2023
Observation date: Jul 20, 2023
Submitted by: DKeller
Region: Westmoreland County, Pennsylvania, United States
Verified by: curtis.lehman
Verified date: Jul 21, 2023
Observation date: Jul 07, 2023
Submitted by: Amaine
Region: Ontario, Canada
Verified by: rogerdowner
Verified date: Jul 07, 2023
Observation date: Jun 05, 2023
Submitted by: Papa Kalt
Region: Williamson County, Tennessee, United States
Verified by: rogerdowner
Verified date: Jun 10, 2023
Observation date: Jul 29, 2016
Submitted by: Betsy Higgins
Region: Franklin County, Massachusetts, United States
Verified by: rogerdowner
Verified date: Mar 12, 2023
Observation date: Jul 12, 2016
Submitted by: shamytwinsmom
Region: United States
Verified by: curtis.lehman
Verified date: Feb 04, 2023
Observation date: Jun 07, 2016
Submitted by: bamckeever
Region: United States
Verified by: curtis.lehman
Verified date: Feb 03, 2023
Observation date: Aug 26, 2021
Submitted by: disteffv
Region: Lehigh County, Pennsylvania, United States
Verified by: curtis.lehman
Verified date: Oct 07, 2022
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