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
Verified Sightings
Displaying 1 - 24 of 460 verified sightings
Observation date: Jun 25, 2020
Submitted by: Ilona L.
Region: Dane County, Wisconsin, United States
Verified by: Ilona L.
Verified date: Sep 20, 2020
Observation date: Aug 11, 2020
Submitted by: snakeowl
Region: Fulton County, Georgia, United States
Verified by: Mikelchap
Verified date: Sep 17, 2020
Observation date: Aug 19, 2020
Submitted by: Krista Cairns
Region: Saskatchewan, Canada
Verified by: Tom Middagh
Verified date: Sep 12, 2020
Observation date: Jul 06, 2019
Submitted by: Eddie Wyatt
Region: York County, Pennsylvania, United States
Verified by: curtis.lehman
Verified date: Aug 15, 2020
Observation date: Aug 04, 2020
Submitted by: TitaniumNinja
Region: Dallas County, Texas, United States
Verified by: stomlins701
Verified date: Aug 07, 2020
Observation date: Jul 21, 2020
Submitted by: Cyrus Li
Region: Montgomery County, Virginia, United States
Verified by: rogerdowner
Verified date: Jul 22, 2020
Observation date: Jul 20, 2020
Submitted by: Jim Eckert
Region: Berks County, Pennsylvania, United States
Verified by: Jim Eckert
Verified date: Jul 21, 2020
Observation date: Jul 19, 2020
Submitted by: Cyrus Li
Region: Montgomery County, Virginia, United States
Verified by: rogerdowner
Verified date: Jul 20, 2020
Observation date: Jul 09, 2020
Submitted by: Jacquesteau
Region: Fulton County, Ohio, United States
Verified by: rogerdowner
Verified date: Jul 12, 2020
Observation date: Jul 09, 2020
Submitted by: JMJaskula
Region: Boone County, Indiana, United States
Verified by: rogerdowner
Verified date: Jul 10, 2020
Observation date: Jun 29, 2020
Submitted by: Kylelidstone
Region: Ontario, Canada
Verified by: rogerdowner
Verified date: Jul 06, 2020
Observation date: Jun 29, 2020
Submitted by: blueracer
Region: Ashland County, Ohio, United States
Verified by: rogerdowner
Verified date: Jul 01, 2020
Observation date: Jun 14, 2020
Submitted by: nightjarring
Region: Dickinson County, Kansas, United States
Verified by: stomlins701
Verified date: Jun 26, 2020
Observation date: May 29, 2020
Submitted by: sedges
Region: Georgia, Stephens County, United States
Verified by: Mikelchap
Verified date: Jun 10, 2020
Observation date: May 29, 2020
Submitted by: cobal2913
Region: Coshocton County, Ohio, United States
Verified by: rogerdowner
Verified date: Jun 01, 2020
Observation date: May 06, 2019
Submitted by: Ashley01
Region: Burlington County, New Jersey, United States
Verified by: curtis.lehman
Verified date: Mar 21, 2020
Observation date: Jun 09, 2019
Submitted by: Laura
Region: Hennepin County, Minnesota, United States
Verified by: Tom Middagh
Verified date: Mar 03, 2020
Observation date: Apr 12, 2012
Submitted by: Legs6319
Region: McLean County, Illinois, United States
Verified by: rogerdowner
Verified date: Jan 06, 2020
Observation date: Aug 14, 2019
Submitted by: SUE SCHULTZ
Region: Racine County, Wisconsin, United States
Verified by: Tom Middagh
Verified date: Dec 08, 2019
Observation date: Sep 30, 2019
Submitted by: brettaugust
Region: Coconino County, Arizona, United States
Verified by: Tom Middagh
Verified date: Oct 05, 2019
Observation date: Aug 20, 2018
Submitted by: kathy.wiederholt
Region: Foster County, North Dakota, United States
Verified by: Tom Middagh
Verified date: Sep 28, 2019
Observation date: Sep 17, 2019
Submitted by: see_me1st
Region: Warren County, New Jersey, United States
Verified by: curtis.lehman
Verified date: Sep 18, 2019
Observation date: Aug 25, 2019
Submitted by: amaw
Region: Vilas County, Wisconsin, United States
Verified by: Tom Middagh
Verified date: Sep 08, 2019
Observation date: Aug 29, 2019
Submitted by: pbarone1
Region: McHenry County, Illinois, United States
Verified by: rogerdowner
Verified date: Aug 29, 2019
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