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 505 verified sightings
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
Observation date: Aug 17, 2022
Submitted by: Cheryl LHeureux
Region: Maryland, United States
Verified by: rogerdowner
Verified date: Sep 02, 2022
Observation date: Aug 14, 2022
Submitted by: Gruntaloob
Region: Cumberland County, North Carolina, United States
Verified by: rogerdowner
Verified date: Sep 02, 2022
Observation date: Aug 08, 2022
Submitted by: Meadowns
Region: Nova Scotia, Canada
Verified by: jwileyrains
Verified date: Aug 08, 2022
Observation date: Jul 27, 2022
Submitted by: Johnseph
Region: Eau Claire County, Wisconsin, United States
Verified by: jmgesell
Verified date: Jul 30, 2022
Observation date: Jul 24, 2022
Submitted by: kristasessions
Region: Tompkins County, New York, United States
Verified by: Sue Gregoire
Verified date: Jul 25, 2022
Observation date: Jul 22, 2022
Submitted by: Bababe17
Region: Washington County, Nebraska, United States
Verified by: J_Martineau
Verified date: Jul 23, 2022
Observation date: Jul 21, 2022
Submitted by: keyofpel
Region: Kennebec County, Maine, United States
Verified by: Sue Gregoire
Verified date: Jul 22, 2022
Observation date: Jul 18, 2022
Submitted by: Jacksenzig
Region: Racine County, Wisconsin, United States
Verified by: Ilona L.
Verified date: Jul 19, 2022
Observation date: Sep 07, 2019
Submitted by: sweetgrass
Region: Alberta, Canada
Verified by: jwileyrains
Verified date: Feb 25, 2022
Observation date: Sep 10, 2017
Submitted by: clarelei
Region: Cumberland County, Maine, United States
Verified by: jwileyrains
Verified date: Feb 25, 2022
Observation date: Aug 10, 2019
Submitted by: Chawes
Region: Clark County, Ohio, United States
Verified by: jwileyrains
Verified date: Feb 25, 2022
Observation date: Aug 23, 2019
Submitted by: Heigla
Region: Summit County, Ohio, United States
Verified by: jwileyrains
Verified date: Feb 25, 2022
Observation date: Aug 16, 2017
Submitted by: Zookitty
Region: Ontario, Canada
Verified by: curtis.lehman
Verified date: Feb 17, 2022
Observation date: Aug 24, 2017
Submitted by: Hardboiledbrain
Region: Quebec, Canada
Verified by: curtis.lehman
Verified date: Feb 17, 2022
Observation date: Sep 09, 2015
Submitted by: Nancyh
Region: Quebec, Canada
Verified by: jwileyrains
Verified date: Feb 17, 2022
Observation date: Aug 05, 2019
Submitted by: angelarose0924
Region: Isabella County, Michigan, United States
Verified by: jwileyrains
Verified date: Feb 17, 2022
Observation date: Aug 28, 2017
Submitted by: Nicholas4343
Region: Ontario, Canada
Verified by: curtis.lehman
Verified date: Jan 14, 2022
Observation date: Jul 18, 2018
Submitted by: fcmckay
Region: Ontario, Canada
Verified by: jwileyrains
Verified date: Jan 13, 2022
Observation date: Sep 13, 2017
Submitted by: jjwitty
Region: Ontario, Canada
Verified by: jwileyrains
Verified date: Jan 13, 2022
Observation date: Jul 25, 2017
Submitted by: SandraPower
Region: New York County, New York, United States
Verified by: jwileyrains
Verified date: Nov 01, 2021
Observation date: Sep 08, 2017
Submitted by: Anyeliczabell
Region: Suffolk County, New York, United States
Verified by: jwileyrains
Verified date: Oct 30, 2021
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