One-eyed sphinx
Smerinthus cerisyi Wm. Kirby, 1837
Family: Sphingidae
Subfamily: Sphinginae
Identification: Appearance is highly variable. Outer margin of forewing ranges from unevenly scalloped to almost straight. Upperside of forewing is light reddish brown to almost black, with dark and light markings. Hindwing is mostly red with a yellow-tan outer margin and a round or diamond-shaped black spot in the center of the blue eyespot. Underside of the forewing is deep rose on the basal half and usually has a well-defined postmedian line.
Wing Span: 2 7/16 - 3 9/16 inches (6.2 - 9 cm).
Life History: Not reported.
Flight: . One flight from May-August.
Caterpillar Hosts: Willow (Salix) and poplar (Populus).
Adult Food: Adults do not feed.
Habitat: Valleys and streamsides.
Range: Newfoundland and Maine west across Michigan, the northern states, and southern Canada to British Columbia and Washington; south to southern California, Baja California Norte, and west Texas. Also Tennessee and Missouri.
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 699 verified sightings
Observation date: Aug 10, 2011
Submitted by: Akpahsj
Region: Alberta, Canada
Verified by: jwileyrains
Verified date: Jan 21, 2022
Observation date: Aug 29, 2019
Submitted by: Bryan Higgins
Region: Alameda County, California, United States
Verified by: ishaan2009
Verified date: Oct 15, 2021
Observation date: Aug 17, 2018
Submitted by: tshade
Region: San Mateo County, California, United States
Verified by: ishaan2009
Verified date: Oct 15, 2021
Observation date: Apr 27, 2020
Submitted by: Dawnschilde
Region: Santa Barbara County, California, United States
Verified by: ishaan2009
Verified date: Oct 14, 2021
Observation date: Jun 28, 2016
Submitted by: A.Y.Liang
Region: Alameda County, California, United States
Verified by: ishaan2009
Verified date: Oct 14, 2021
Observation date: Aug 15, 2020
Submitted by: Molly Lambert
Region: Alameda County, California, United States
Verified by: ishaan2009
Verified date: Oct 14, 2021
Observation date: Jul 06, 2021
Submitted by: mongoose
Region: Glacier County, Montana, United States
Verified by: davidwdroppers
Verified date: Sep 06, 2021
Observation date: Aug 22, 2021
Submitted by: Birder2
Region: Sherman County, Oregon, United States
Verified by: davidwdroppers
Verified date: Aug 24, 2021
Observation date: Aug 04, 2021
Submitted by: bobscafe
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 05, 2021
Observation date: Aug 01, 2021
Submitted by: deblankenship
Region: King County, Washington, United States
Verified by: davidwdroppers
Verified date: Aug 01, 2021
Observation date: Jul 18, 2021
Submitted by: Birder2
Region: Sherman County, Oregon, United States
Verified by: J_Martineau
Verified date: Jul 19, 2021
Observation date: Jun 26, 2021
Submitted by: kdg54ca7775
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 18, 2021
Observation date: Jul 10, 2021
Submitted by: bobscafe
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 11, 2021
Observation date: Jul 02, 2021
Submitted by: hiker96
Region: Thurston County, Washington, United States
Verified by: davidwdroppers
Verified date: Jul 06, 2021
Observation date: Jun 29, 2021
Submitted by: CeceDan
Region: Multnomah County, Oregon, United States
Verified by: J_Martineau
Verified date: Jun 30, 2021